Part number 21-017 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.

5120-00-061-8543 — HAMMER,HAND · FSC 5120
5940-00-983-6094 — TERMINAL BOARD · FSC 5940
5935-00-807-6534 — CONNECTOR,RECEPTACLE,ELECTRICAL · FSC 5935
3010-01-486-3193 — DRIVE UNIT,ANGLE · FSC 3010
5340-01-432-6216 — CATCH,CLAMPING · FSC 5340
5120-01-430-7892 — WRENCH,OPEN END · FSC 5120
5985-01-338-1559 — ANTENNA · FSC 5985
5360-01-157-6883 — SPRING,HELICAL,COMPRESSION · FSC 5360
2990-00-357-9490 — BEARING,SHAFT · FSC 2990
1660-01-012-2865 — POPPET ASSEMBLY,CHECK,PRECOOLER · FSC 1660