Part number 18521 appears under 9 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.

5962-01-123-4787 — MICROCIRCUIT,MEMORY · FSC 5962
5950-01-122-7261 — REACTOR · FSC 5950
4320-01-406-3536 — HOUSING,ORIFICE,PUMP · FSC 4320
4730-01-540-4962 — TEE,TUBE · FSC 4730
1075-00-902-3985 — RETAINER,FRICTION CATCH · FSC 1075
7025-01-719-0617 — PROCESSOR,GATEWAY · FSC 7025
6150-01-534-3368 — JUMPER CABLE,BATTERY · FSC 6150
8465-01-502-6633 — CARRIER,RADIO SET · FSC 8465
4730-00-585-2070 — BOLT,FLUID PASSAGE · FSC 4730