Inventories

3 Months Ended

Mar. 31, 2025

Inventories consisted of the following:


	March 31 2025	December 31 2024
Commercial aircraft programs	$76,402	$75,192
Long-term contracts in progress	652	752
Capitalized precontract costs(1)	1,196	1,176
Commercial spare parts, used aircraft, general stock materials and other	10,827	10,430
Total	$89,077	$87,550

(1)Capitalized precontract costs at March 31, 2025 and December 31, 2024, included amounts related to Commercial Crew, T-7A Red Hawk Production Options and KC-46A Tanker. See Note 10.

Commercial Aircraft Programs

At March 31, 2025 and December 31, 2024, commercial aircraft programs inventory included the following amounts related to the 737 program: deferred production costs of $10,748 and $9,679 and unamortized tooling and other non-recurring costs of $891 and $909. At March 31, 2025, $11,587 of 737 deferred production costs, unamortized tooling and other non-recurring costs are expected to be recovered from units included in the program accounting quantity that have firm orders, and $52 is expected to be recovered from units included in the program accounting quantity that represent expected future orders.

At March 31, 2025 and December 31, 2024, commercial aircraft programs inventory included the following amounts related to the 777X program: $4,145 and $3,476 of work in process (including deferred production costs of $360 and $0) and $4,209 and $4,122 of unamortized tooling and other non-recurring costs.

At March 31, 2025 and December 31, 2024, commercial aircraft programs inventory included the following amounts related to the 787 program: deferred production costs of $13,452 and $13,178, supplier advances of $1,550 and $1,379, and unamortized tooling and other non-recurring costs of $1,361 and $1,370. At March 31, 2025, $11,902 of 787 deferred production costs, unamortized tooling and other non-recurring costs are expected to be recovered from units included in the program accounting quantity that have firm orders, and $2,911 are expected to be recovered from units included in the program accounting quantity that represent expected future orders. We expensed abnormal production costs of $30 and $80 during the three months ended March 31, 2025 and 2024.

Commercial aircraft programs inventory included amounts credited in cash or other consideration (early issue sales consideration) to airline customers totaling $5,953 and $5,837 at March 31, 2025 and December 31, 2024.