Part number 44-640 appears under 8 stock numbers

Manufacturers reuse part numbers across items. Each stock number below is its own federal item record — pick the one your drawing or solicitation cites.

5835-01-224-0406 — TAPE,SOUND RECORDING · FSC 5835
5950-01-363-2141 — TRANSFORMER,RADIO FREQUENCY · FSC 5950
3110-01-030-2312 — CONE AND ROLLERS,TAPERED ROLLER · FSC 3110
7510-01-555-2905 — PORTFOLIO · FSC 7510
5342-01-181-1929 — BRACKET,FAN,DEFROSTER · FSC 5342
4210-01-356-9089 — HEAD,SPRINKLER,FIRE PROTECTION · FSC 4210
5315-01-421-8395 — PIN,STRAIGHT,HEADLESS · FSC 5315
6615-01-031-3567 — CAP ASSEMBLY,GIMBAL SYNCHRO · FSC 6615