Balance Sheets - USD ($)	Mar. 31, 2022	Jun. 30, 2021
ASSETS
Cash and cash equivalents	$ 7,282,832	$ 6,802,712
Investment securities	3,209,297	3,092,000
Trade accounts receivable, net of allowance of $3,000	5,642,869	5,353,781
Income tax receivable	91,163	249,602
Inventories:
Raw materials	2,142,025	2,111,058
Work-in-process	259,932	326,198
Costs related to contracts in process	16,542,146	16,354,636
Total inventories	18,944,103	18,791,892
Prepaid expenses and other current assets	928,836	700,297
Total current assets	36,099,100	34,990,284
Property, plant and equipment, net	2,833,188	2,990,519
Total assets	38,932,288	37,980,803
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	2,098,248	2,718,173
Accrued expenses:
Salaries and wages	577,154	475,667
Vacation	752,457	672,611
ESOP payable	245,362
Other	271,803	126,014
Payroll and other taxes withheld	58,957	409,881
Contract liabilities	3,354,066	3,077,605
Total current liabilities	7,358,047	7,479,951
Deferred tax liabilities	118,221	168,557
Total liabilities	7,476,268	7,648,508
Commitments and contingencies (See Note 5)
Common stock, par value $.33-1/3 per share Authorized 10,000,000 shares; Issued 3,129,874 shares as of March 31, 2022 and June 30, 2021. Outstanding 2,702,633 shares as of March 31, 2022 and June 30, 2021 (includes 262,077 and 279,429 Unearned ESOP shares, respectively)	1,043,291	1,043,291
Capital in excess of par value	23,160,362	23,026,096
Accumulated other comprehensive loss	(1,523)	(2,361)
Retained earnings	18,403,351	17,414,730
Total stockholders equity before ESOP	42,605,481	41,481,756
Less: Unearned ESOP shares	(5,110,770)	(5,110,770)
Cost of 427,241 shares of common stock in treasury as of March 31, 2022 and June 30, 2021	(6,038,691)	(6,038,691)
Total stockholders' equity	31,456,020	30,332,295
Total liabilities and stockholders' equity	$ 38,932,288	$ 37,980,803