Part number 21505 appears under 10 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.

5130-01-389-8450 — SOCKET,SOCKET WRENCH · FSC 5130
5920-01-285-7618 — ARRESTER,ELECTRICAL SURGE · FSC 5920
5340-01-083-7952 — PLATE,MENDING · FSC 5340
5330-00-004-3242 — PACKING,PREFORMED · FSC 5330
5950-01-406-2435 — COIL,RADIO FREQUENCY · FSC 5950
5120-01-122-2957 — CENTRALIZER,TIMING · FSC 5120
5998-01-072-2472 — CIRCUIT CARD ASSEMBLY · FSC 5998
4810-00-499-9992 — ACTUATOR SLEEVE,LOWER · FSC 4810
5999-00-364-0768 — CONTACT ASSEMBLY,ELECTRICAL · FSC 5999
3610-00-226-8197 — STUD,ROLLER DRIVE CAM · FSC 3610