Part number 21562 appears under 5 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.

3455-01-179-3665 — REAMER,MACHINE · FSC 3455
4820-01-096-3197 — SEAT,VALVE · FSC 4820
6685-01-378-6695 — THERMOCOUPLE,IMMERSION · FSC 6685
6625-01-686-3563 — LEAD,TEST · FSC 6625
5998-00-234-1816 — CIRCUIT CARD ASSEMBLY · FSC 5998