EX-99 2 amac2003_3.htm EXHIBIT

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

Class	Cusip	Orig Prin Bal	Begin Prin Bal	Int Rate Accrued	Int Rate Paid	Int Dist	Prin Dist	Int Shortfall	Prin Loss	Deferred Interest	Int Reimbursed	Unscheduled Int	Prin Reimbursed	Subsequent Recoveries	Total Dist	Ending Class Bal
A1	000780AA4	$111,872,962.00	$26,834,138.88	5.5000000000%	5.5000000000%	$122,989.80	$6,959,552.13	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$7,082,541.94	$19,874,586.75
A2	000780AB2	$49,250,000.00	$49,250,000.00	5.7500000000%	5.7500000000%	$235,989.58	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$235,989.58	$49,250,000.00
A3	000780AC0	$24,625,000.00	$24,625,000.00	5.7500000000%	5.7500000000%	$117,994.79	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$117,994.79	$24,625,000.00
A4	000780AD8	$58,262,724.00	$58,262,724.00	5.7500000000%	5.7500000000%	$279,175.55	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$279,175.55	$58,262,724.00
A5	000780AE6	$59,323,000.00	$35,576,699.63	4.2500000000%	4.2500000000%	$126,000.81	$5,724,861.75	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$5,850,862.56	$29,851,837.88
A6	000780AF3	$57,214,800.00	$0.04	2.5950000000%	2.5950000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.04
A7	000780AG1	$17,413,200.00	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
A8	000780AH9	$18,827,000.00	$18,827,000.00	5.7500000000%	5.7500000000%	$90,212.71	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$90,212.71	$18,827,000.00
A9	000780AJ5	$29,487,304.35	$16,412,915.20	5.7500000000%	5.7500000000%	$78,645.22	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$78,645.22	$13,260,884.40
A10	000780AK2	$1,738,334.00	$1,738,334.00	5.7500000000%	5.7500000000%	$8,329.52	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$8,329.52	$1,738,334.00
A11	000780AL0	$25,665,000.00	$8,083,539.10	3.5000000000%	3.5000000000%	$23,576.99	$4,238,615.34	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$4,262,192.33	$3,844,923.76
A12	000780AM8	$18,257,000.00	$18,257,000.00	4.5000000000%	4.5000000000%	$68,463.75	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$68,463.75	$18,257,000.00
A13	000780AN6	$111,872,962.00	$26,834,138.88	5.0000000000%	5.0000000000%	$111,808.91	$6,959,552.13	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$7,071,361.05	$19,874,586.75
A14	000780AP1	$5,000,000.00	$3,622,385.34	5.5000000000%	5.5000000000%	$16,602.60	$939,481.60	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$956,084.20	$2,682,903.74
A15	000780AQ9	$217,391.30	$157,495.01	5.7500000000%	5.7500000000%	$754.66	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$754.66	$116,647.99
A16	000780AR7	$40,681,076.00	$9,757,868.43	1.6250000000%	1.6250000000%	$13,213.78	$2,530,746.16	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$2,543,959.94	$7,227,122.27
A17	000780AS5	$40,681,076.00	$9,757,868.43	6.8750000000%	6.8750000000%	$55,904.45	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$55,904.45	$7,227,122.27
AX	000780AU0	$557,949.87	$74,248.44	5.7500000000%	5.7500000000%	$355.77	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$355.77	$74,177.96
AP	000780AT3	$4,554,511.29	$3,536,783.45	0.0000000000%	0.0000000000%	$0.00	$120,109.75	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$120,109.75	$3,416,673.70
M	000780AV8	$9,972,085.00	$9,829,897.20	5.7500000000%	5.7500000000%	$47,101.59	$10,689.07	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$57,790.66	$9,819,208.13
B1	000780AW6	$3,739,532.00	$3,686,211.55	5.7500000000%	5.7500000000%	$17,663.10	$4,008.40	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$21,671.50	$3,682,203.15
B2	000780AX4	$1,869,766.00	$1,843,105.79	5.7500000000%	5.7500000000%	$8,831.55	$2,004.20	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$10,835.75	$1,841,101.59
B3	000780AZ9	$1,246,510.00	$1,228,736.53	5.7500000000%	5.7500000000%	$5,887.70	$1,336.13	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$7,223.83	$1,227,400.40
B4	000780BA3	$934,883.00	$921,552.89	5.7500000000%	5.7500000000%	$4,415.77	$1,002.10	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$5,417.87	$920,550.79
B5	000780BB1	$934,883.93	$921,553.94	5.7500000000%	5.7500000000%	$4,415.78	$1,002.05	$0.00	$0.06	$0.00	$0.00	$0.00	$0.00	$0.00	$5,417.83	$920,551.83
R	000780AY2	$100.00	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
R_SYN	XXXXXXXXX	$0.00	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
Total		$623,255,329.22	$303,636,669.65			$1,438,334.39	$27,492,960.82	$0.00	$0.06	$0.00	$0.00	$0.00	$0.00	$0.00	$28,931,295.21	$276,143,708.77

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

Class	Orig Face	Beg Bal	Prin Loss	Prin Reimbursed	Subsequent Recoveries	Deferred Interest	Total Prin	End Cert Pct	End Cert Bal
A1	$111,872,962.00	$26,834,138.88	$0.00	$0.00	$0.00	$0.00	$6,959,552.13	0.1776531737	$19,874,586.75
A2	$49,250,000.00	$49,250,000.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$49,250,000.00
A3	$24,625,000.00	$24,625,000.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$24,625,000.00
A4	$58,262,724.00	$58,262,724.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$58,262,724.00
A5	$59,323,000.00	$35,576,699.63	$0.00	$0.00	$0.00	$0.00	$5,724,861.75	0.5032085006	$29,851,837.88
A6	$57,214,800.00	$0.04	$0.00	$0.00	$0.00	$0.00	$0.00	0.0000000007	$0.04
A7	$17,413,200.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	0.0000000000	$0.00
A8	$18,827,000.00	$18,827,000.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$18,827,000.00
A9	$29,487,304.35	$16,412,915.20	$0.00	$0.00	$0.00	$0.00	$0.00	0.4497150449	$13,260,884.40
A10	$1,738,334.00	$1,738,334.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$1,738,334.00
A11	$25,665,000.00	$8,083,539.10	$0.00	$0.00	$0.00	$0.00	$4,238,615.34	0.1498119525	$3,844,923.76
A12	$18,257,000.00	$18,257,000.00	$0.00	$0.00	$0.00	$0.00	$0.00	1.0000000000	$18,257,000.00
A13	$111,872,962.00	$26,834,138.88	$0.00	$0.00	$0.00	$0.00	$6,959,552.13	0.1776531737	$19,874,586.75
A14	$5,000,000.00	$3,622,385.34	$0.00	$0.00	$0.00	$0.00	$939,481.60	0.5365807480	$2,682,903.74
A15	$217,391.30	$157,495.01	$0.00	$0.00	$0.00	$0.00	$0.00	0.5365807647	$116,647.99
A16	$40,681,076.00	$9,757,868.43	$0.00	$0.00	$0.00	$0.00	$2,530,746.16	0.1776531739	$7,227,122.27
A17	$40,681,076.00	$9,757,868.43	$0.00	$0.00	$0.00	$0.00	$0.00	0.1776531739	$7,227,122.27
AX	$557,949.87	$74,248.44	$0.00	$0.00	$0.00	$0.00	$0.00	0.1329473560	$74,177.96
AP	$4,554,511.29	$3,536,783.45	$0.00	$0.00	$0.00	$0.00	$120,109.75	0.7501735054	$3,416,673.70
M	$9,972,085.00	$9,829,897.20	$0.00	$0.00	$0.00	$0.00	$10,689.07	0.9846695180	$9,819,208.13
B1	$3,739,532.00	$3,686,211.55	$0.00	$0.00	$0.00	$0.00	$4,008.40	0.9846695121	$3,682,203.15
B2	$1,869,766.00	$1,843,105.79	$0.00	$0.00	$0.00	$0.00	$2,004.20	0.9846695201	$1,841,101.59
B3	$1,246,510.00	$1,228,736.53	$0.00	$0.00	$0.00	$0.00	$1,336.13	0.9846695173	$1,227,400.40
B4	$934,883.00	$921,552.89	$0.00	$0.00	$0.00	$0.00	$1,002.10	0.9846695148	$920,550.79
B5	$934,883.93	$921,553.94	$0.06	$0.00	$0.00	$0.00	$1,002.05	0.9846696477	$920,551.83
R	$100.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	0.0000000000	$0.00
R_SYN	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00	0.0000000000	$0.00
Total	$623,255,329.22	$303,636,669.65	$0.06	$0.00	$0.00	$0.00	$27,492,960.82	0.4430667430	$276,143,708.77

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004
PER $1000 DENOMINATION
Class	Orig Face	Beg Bal	Prin Loss	Prin Reimbursed	Subsequent Recoveries	Deferred Interest	Total Prin	End Cert Pct	End Cert Bal
A1	$111,872,962.00	239.86259414	0.00000000	0.00000000	0.00000000	0.00000000	62.20942045	0.1776531737	177.65317370
A2	$49,250,000.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A3	$24,625,000.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A4	$58,262,724.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A5	$59,323,000.00	599.71174131	0.00000000	0.00000000	0.00000000	0.00000000	96.50324073	0.5032085006	503.20850058
A6	$57,214,800.00	0.00000070	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000007	0.00000070
A7	$17,413,200.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
A8	$18,827,000.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A9	$29,487,304.35	556.60954983	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.4497150449	449.71504491
A10	$1,738,334.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A11	$25,665,000.00	314.96353400	0.00000000	0.00000000	0.00000000	0.00000000	165.15158153	0.1498119525	149.81195246
A12	$18,257,000.00	1,000.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	1.0000000000	1,000.00000000
A13	$111,872,962.00	239.86259414	0.00000000	0.00000000	0.00000000	0.00000000	62.20942045	0.1776531737	177.65317370
A14	$5,000,000.00	724.47706800	0.00000000	0.00000000	0.00000000	0.00000000	187.89632000	0.5365807480	536.58074800
A15	$217,391.30	724.47706049	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.5365807647	536.58076473
A16	$40,681,076.00	239.86259434	0.00000000	0.00000000	0.00000000	0.00000000	62.20942042	0.1776531739	177.65317392
A17	$40,681,076.00	239.86259434	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.1776531739	177.65317392
AX	$557,949.87	133.07367560	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.1329473560	132.94735601
AP	$4,554,511.29	776.54510546	0.00000000	0.00000000	0.00000000	0.00000000	26.37160001	0.7501735054	750.17350544
M	$9,972,085.00	985.74141717	0.00000000	0.00000000	0.00000000	0.00000000	1.07189921	0.9846695180	984.66951796
B1	$3,739,532.00	985.74141096	0.00000000	0.00000000	0.00000000	0.00000000	1.07189884	0.9846695121	984.66951212
B2	$1,869,766.00	985.74141898	0.00000000	0.00000000	0.00000000	0.00000000	1.07189884	0.9846695201	984.66952014
B3	$1,246,510.00	985.74141403	0.00000000	0.00000000	0.00000000	0.00000000	1.07189674	0.9846695173	984.66951729
B4	$934,883.00	985.74141363	0.00000000	0.00000000	0.00000000	0.00000000	1.07189884	0.9846695148	984.66951479
B5	$934,883.93	985.74155617	0.00006418	0.00000000	0.00000000	0.00000000	1.07184429	0.9846696477	984.66964771
R	$100.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000
R_SYN	$0.00	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.0000000000	0.00000000

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

Class	Orig Face	Int Rate Accrued	Int Rate Paid	Beg Cert Prin/Not Bal	Curent Int Accrued	Int Shortfall	Unscheduled Int	Int Reimbursed	Total Int Dist
A1	$111,872,962.00	5.5000000000%	5.5000000000%	$26,834,138.88	$122,989.80	$0.00	$0.00	$0.00	$122,989.80
A2	$49,250,000.00	5.7500000000%	5.7500000000%	$49,250,000.00	$235,989.58	$0.00	$0.00	$0.00	$235,989.58
A3	$24,625,000.00	5.7500000000%	5.7500000000%	$24,625,000.00	$117,994.79	$0.00	$0.00	$0.00	$117,994.79
A4	$58,262,724.00	5.7500000000%	5.7500000000%	$58,262,724.00	$279,175.55	$0.00	$0.00	$0.00	$279,175.55
A5	$59,323,000.00	4.2500000000%	4.2500000000%	$35,576,699.63	$126,000.81	$0.00	$0.00	$0.00	$126,000.81
A6	$57,214,800.00	2.5950000000%	2.5950000000%	$0.04	$0.00	$0.00	$0.00	$0.00	$0.00
A7	$17,413,200.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
A8	$18,827,000.00	5.7500000000%	5.7500000000%	$18,827,000.00	$90,212.71	$0.00	$0.00	$0.00	$90,212.71
A9	$29,487,304.35	5.7500000000%	5.7500000000%	$16,412,915.20	$78,645.22	$0.00	$0.00	$0.00	$78,645.22
A10	$1,738,334.00	5.7500000000%	5.7500000000%	$1,738,334.00	$8,329.52	$0.00	$0.00	$0.00	$8,329.52
A11	$25,665,000.00	3.5000000000%	3.5000000000%	$8,083,539.10	$23,576.99	$0.00	$0.00	$0.00	$23,576.99
A12	$18,257,000.00	4.5000000000%	4.5000000000%	$18,257,000.00	$68,463.75	$0.00	$0.00	$0.00	$68,463.75
A13	$111,872,962.00	5.0000000000%	5.0000000000%	$26,834,138.88	$111,808.91	$0.00	$0.00	$0.00	$111,808.91
A14	$5,000,000.00	5.5000000000%	5.5000000000%	$3,622,385.34	$16,602.60	$0.00	$0.00	$0.00	$16,602.60
A15	$217,391.30	5.7500000000%	5.7500000000%	$157,495.01	$754.66	$0.00	$0.00	$0.00	$754.66
A16	$40,681,076.00	1.6250000000%	1.6250000000%	$9,757,868.43	$13,213.78	$0.00	$0.00	$0.00	$13,213.78
A17	$40,681,076.00	6.8750000000%	6.8750000000%	$9,757,868.43	$55,904.45	$0.00	$0.00	$0.00	$55,904.45
AX	$557,949.87	5.7500000000%	5.7500000000%	$74,248.44	$355.77	$0.00	$0.00	$0.00	$355.77
AP	$4,554,511.29	0.0000000000%	0.0000000000%	$3,536,783.45	$0.00	$0.00	$0.00	$0.00	$0.00
M	$9,972,085.00	5.7500000000%	5.7500000000%	$9,829,897.20	$47,101.59	$0.00	$0.00	$0.00	$47,101.59
B1	$3,739,532.00	5.7500000000%	5.7500000000%	$3,686,211.55	$17,663.10	$0.00	$0.00	$0.00	$17,663.10
B2	$1,869,766.00	5.7500000000%	5.7500000000%	$1,843,105.79	$8,831.55	$0.00	$0.00	$0.00	$8,831.55
B3	$1,246,510.00	5.7500000000%	5.7500000000%	$1,228,736.53	$5,887.70	$0.00	$0.00	$0.00	$5,887.70
B4	$934,883.00	5.7500000000%	5.7500000000%	$921,552.89	$4,415.77	$0.00	$0.00	$0.00	$4,415.77
B5	$934,883.93	5.7500000000%	5.7500000000%	$921,553.94	$4,415.78	$0.00	$0.00	$0.00	$4,415.78
R	$100.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
R_SYN	$0.00	0.0000000000%	0.0000000000%	$0.00	$0.00	$0.00	$0.00	$0.00	$0.00
Total	$623,255,329.22			$303,636,669.65	$1,438,334.39	$0.00	$0.00	$0.00	$1,438,334.39

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004
PER $1000 DENOMINATION
Class	Orig Face	Int Rate Accrued	Int Rate Paid	Beg Cert Prin/Not Bal	Curent Int Accrued	Int Shortfall	Unscheduled Int	Int Reimbursed	Total Int Dist
A1	$111,872,962.00	5.5000000000%	5.5000000000%	239.86259414	1.09937019	0.00000000	0.00000000	0.00000000	1.09937019
A2	$49,250,000.00	5.7500000000%	5.7500000000%	1,000.00000000	4.79166660	0.00000000	0.00000000	0.00000000	4.79166660
A3	$24,625,000.00	5.7500000000%	5.7500000000%	1,000.00000000	4.79166660	0.00000000	0.00000000	0.00000000	4.79166660
A4	$58,262,724.00	5.7500000000%	5.7500000000%	1,000.00000000	4.79166662	0.00000000	0.00000000	0.00000000	4.79166662
A5	$59,323,000.00	4.2500000000%	4.2500000000%	599.71174131	2.12397906	0.00000000	0.00000000	0.00000000	2.12397906
A6	$57,214,800.00	2.5950000000%	2.5950000000%	0.00000070	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
A7	$17,413,200.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
A8	$18,827,000.00	5.7500000000%	5.7500000000%	1,000.00000000	4.79166676	0.00000000	0.00000000	0.00000000	4.79166676
A9	$29,487,304.35	5.7500000000%	5.7500000000%	556.60954983	2.66708747	0.00000000	0.00000000	0.00000000	2.66708747
A10	$1,738,334.00	5.7500000000%	5.7500000000%	1,000.00000000	4.79166834	0.00000000	0.00000000	0.00000000	4.79166834
A11	$25,665,000.00	3.5000000000%	3.5000000000%	314.96353400	0.91864368	0.00000000	0.00000000	0.00000000	0.91864368
A12	$18,257,000.00	4.5000000000%	4.5000000000%	1,000.00000000	3.75000000	0.00000000	0.00000000	0.00000000	3.75000000
A13	$111,872,962.00	5.0000000000%	5.0000000000%	239.86259414	0.99942746	0.00000000	0.00000000	0.00000000	0.99942746
A14	$5,000,000.00	5.5000000000%	5.5000000000%	724.47706800	3.32052000	0.00000000	0.00000000	0.00000000	3.32052000
A15	$217,391.30	5.7500000000%	5.7500000000%	724.47706049	3.47143607	0.00000000	0.00000000	0.00000000	3.47143607
A16	$40,681,076.00	1.6250000000%	1.6250000000%	239.86259434	0.32481393	0.00000000	0.00000000	0.00000000	0.32481393
A17	$40,681,076.00	6.8750000000%	6.8750000000%	239.86259434	1.37421267	0.00000000	0.00000000	0.00000000	1.37421267
AX	$557,949.87	5.7500000000%	5.7500000000%	133.07367560	0.63763793	0.00000000	0.00000000	0.00000000	0.63763793
AP	$4,554,511.29	0.0000000000%	0.0000000000%	776.54510546	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
M	$9,972,085.00	5.7500000000%	5.7500000000%	985.74141717	4.72334422	0.00000000	0.00000000	0.00000000	4.72334422
B1	$3,739,532.00	5.7500000000%	5.7500000000%	985.74141096	4.72334506	0.00000000	0.00000000	0.00000000	4.72334506
B2	$1,869,766.00	5.7500000000%	5.7500000000%	985.74141898	4.72334506	0.00000000	0.00000000	0.00000000	4.72334506
B3	$1,246,510.00	5.7500000000%	5.7500000000%	985.74141403	4.72334759	0.00000000	0.00000000	0.00000000	4.72334759
B4	$934,883.00	5.7500000000%	5.7500000000%	985.74141363	4.72333971	0.00000000	0.00000000	0.00000000	4.72333971
B5	$934,883.93	5.7500000000%	5.7500000000%	985.74155617	4.72334571	0.00000000	0.00000000	0.00000000	4.72334571
R	$100.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000
R_SYN	$0.00	0.0000000000%	0.0000000000%	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
MASTER SERVICING
MORTGAGE PASS-THROUGH CERTIFICATES
05/2004 DISTRIBUTION REPORT
SERIES: AMAC 033
WEIGHTED AVERAGE PC RATE: 5.68443%
WEIGHTED AVERAGE MATURITY: 340.86578
WEIGHTED AVERAGE LOAN AGE: 16.69949
POOL NUMBER: 2055
ISSUE DATE: 02/28/2003
CERTIFICATE BALANCE AT ISSUE: $623,255,329.32
	TOTAL NUMBER OF MORTAGES	CERTIFICATE ACCOUNT ACTIVITY (@ PCRATE)	CERTIFICATE BALANCE OUTSTANDING
BALANCES FROM LAST FISCAL MONTH-END:	693		$303,636,669.65
PRINCIPAL POOL COLLECTION(S):
Scheduled Principal Collection Due Current Month		$330,463.15
Unscheduled Principal Collection/Reversals		$56,074.73
Liquidations-in-full	61	$27,106,422.99
Subsequent Recoveries		$0.00
Net principal Distributed		$27,492,960.87	-$27,492,960.87

CAPITAL LOSS (PRINCIPAL WRITTEN OFF):			$0.00

BALANCE CURRENT FISCAL MONTH-END:	632		$276,143,708.78

SCHEDULED INTEREST AT MORTGAGE RATE:		$1,547,962.20

UNSCHEDULED INTEREST AT MORTGAGE RATE:
Unscheduled Interest Collection/Reversals		$0.00
Interest Uncollected on Liquidation		$0.00
Interest Uncollected on Non-Earning Assets		$0.00
Net Unscheduled Interest Distributed		$0.00

OTHER:
Loan Conversion Fees		$0.00
Expense Reimbursements		$0.00
Gain on Liquidations		$0.00
Hazard Insurance Premium Refunds		$0.00
Recoveries Carried Forward		$0.00
Net Other Distributions		$0.00

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
MASTER SERVICING
MORTGAGE PASS-THROUGH CERTIFICATES
05/2004 DISTRIBUTION REPORT
	TOTAL NUMBER OF MORTAGES	CERTIFICATE ACCOUNT ACTIVITY (@ PCRATE)	CERTIFICATE BALANCE OUTSTANDING
SCHEDULED SERVICING FEE EXPENSES:		$109,627.86

UNSCHEDULED SERVICING FEES:
Unscheduled Service Fee Collections/Reversals		$0.00
Servicing Fees Uncollected on Liquidation		$0.00
Servicing Fees Uncollected/Non-Earning Assets		$0.00
Net Unscheduled Service Fees Distributed		$0.00

MISCELLANEOUS EXPENSES:		$0.00

NET FUNDS DISTRIBUTED:		$28,931,295.21

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
MASTER SERVICING
MORTGAGE PASS-THROUGH CERTIFICATES
05/2004 DISTRIBUTION REPORT
SERIES: AMAC 033
WEIGHTED AVERAGE PC RATE: 5.68443%
WEIGHTED AVERAGE MATURITY: 340.86578
WEIGHTED AVERAGE LOAN AGE: 16.69949
POOL NUMBER: ALL
ISSUE DATE: 02/28/2003
CERTIFICATE BALANCE AT ISSUE: $623,255,329.32
	TOTAL NUMBER OF MORTAGES	CERTIFICATE ACCOUNT ACTIVITY (@ PCRATE)	CERTIFICATE BALANCE OUTSTANDING
BALANCES FROM LAST FISCAL MONTH-END:	693		$303,636,669.65
PRINCIPAL POOL COLLECTION(S):
Scheduled Principal Collection Due Current Month		$330,463.15
Unscheduled Principal Collection/Reversals		$56,074.73
Liquidations-in-full	61	$27,106,422.99
Subsequent Recoveries		$0.00
Net principal Distributed		$27,492,960.87	-$27,492,960.87

CAPITAL LOSS (PRINCIPAL WRITTEN OFF):			$0.00

BALANCE CURRENT FISCAL MONTH-END:	632		$276,143,708.78

SCHEDULED INTEREST AT MORTGAGE RATE:		$1,547,962.20

UNSCHEDULED INTEREST AT MORTGAGE RATE:
Unscheduled Interest Collection/Reversals		$0.00
Interest Uncollected on Liquidation		$0.00
Interest Uncollected on Non-Earning Assets		$0.00
Net Unscheduled Interest Distributed		$0.00

OTHER:
Loan Conversion Fees		$0.00
Expense Reimbursements		$0.00
Gain on Liquidations		$0.00
Hazard Insurance Premium Refunds		$0.00
Recoveries Carried Forward		$0.00
Net Other Distributions		$0.00

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
MASTER SERVICING
MORTGAGE PASS-THROUGH CERTIFICATES
05/2004 DISTRIBUTION REPORT
	TOTAL NUMBER OF MORTAGES	CERTIFICATE ACCOUNT ACTIVITY (@ PCRATE)	CERTIFICATE BALANCE OUTSTANDING
SCHEDULED SERVICING FEE EXPENSES:		$109,627.86

UNSCHEDULED SERVICING FEES:
Unscheduled Service Fee Collections/Reversals		$0.00
Servicing Fees Uncollected on Liquidation		$0.00
Servicing Fees Uncollected/Non-Earning Assets		$0.00
Net Unscheduled Service Fees Distributed		$0.00

MISCELLANEOUS EXPENSES:		$0.00

NET FUNDS DISTRIBUTED:		$28,931,295.21

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

Distribution by Group
Pool ID		Principal		Interest		Total
Pool - 2055		$27,492,960.87		$1,438,334.34		$28,931,295.21
Aggregate		$27,492,960.87		$1,438,334.34		$28,931,295.21

Number of Loans and Aggregate Principal Balance By Group
Pool ID	Beg Bal	Beg Count	Paid Off / Liq Count	Rem Count	Sched Prin End Bal	Sched Prin	Prin PrePay / Liq	Unsched Prin / Rev	Total Prin
Pool - 2055	$303,636,669.65	693	61	632	$276,143,708.78	$330,463.15	$27,106,422.99	$56,074.73	$27,492,960.87
Aggregate	$303,636,669.65	693	61	632	$276,143,708.78	$330,463.15	$27,106,422.99	$56,074.73	$27,492,960.87

Delinquency Information by Group
Pool ID	1 Month Count	Sched End Balance	2 Months Count	Sched End Balance	3 Months Count	Sched End Balance	4 Months Count	Sched End Balance
Pool - 2055	2	$980,405.27	0	$0.00	0	$0.00	0	$0.00
Aggregate	2	$980,405.27	0	$0.00	0	$0.00	0	$0.00

Foreclosure and REO Information by Group
Pool ID		Foreclosure Count		Sched End Balance		REO Count		Sched End Balance
Pool - 2055		0		$0.00		0		$0.00
Aggregate		0		$0.00		0		$0.00

Aggregate Loss Amounts by Group
Pool ID			Count			Loss Amount
Group 1(2055)			0			$0.00
Aggregate			0			$0.00

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

INSURANCE RESERVES - Group 1(2055)
Insurance Type	Original Balance	Claims In Progress	Claims Paid	Coverage Adjustments	Coverage Remaining
MPI	$0.00	$0.00	$0.00	$0.00	$0.00
Special Hazard	$0.00	$0.00	$0.00	$0.00	$0.00
Bankruptcy Bond
Single-Units	$0.00	$0.00	$0.00	$0.00	$0.00
Multi-Units	$0.00	$0.00	$0.00	$0.00	$0.00
Mortgage Repurchase	$0.00	$0.00	$0.00	$0.00	$0.00

INSURANCE RESERVES - Aggregate
Insurance Type	Original Balance	Claims In Progress	Claims Paid	Coverage Adjustments	Coverage Remaining
MPI	$0.00	$0.00	$0.00	$0.00	$0.00
Special Hazard	$0.00	$0.00	$0.00	$0.00	$0.00
Bankruptcy Bond
Single-Units	$0.00	$0.00	$0.00	$0.00	$0.00
Multi-Units	$0.00	$0.00	$0.00	$0.00	$0.00
Mortgage Repurchase	$0.00	$0.00	$0.00	$0.00	$0.00

WASHINGTON MUTUAL MORTGAGE SECURITIES CORP.
Series: AMAC.033
Distribution Date: 05/25/2004

The Class Principal Balances of each Class of the Class M,B1,B2,B3,B4,B5 Certificatesimmediately after the principal and interest distribution on 200405 are as follows:

Class			Class Principal Balance
M			$9,819,208.13
B1			$3,682,203.15
B2			$1,841,101.59
B3			$1,227,400.40
B4			$920,550.79
B5			$920,551.83
Total			$18,411,015.89
Capitalized items used but not defined herein have the meanings ascribed to them in the Prospectus Supplement.