Part number 20578 appears under 4 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.

5365-01-187-0453 — PLUG,MACHINE THREAD · FSC 5365
5130-01-652-1507 — SOCKET,SOCKET WRENCH · FSC 5130
5120-01-430-7801 — CROWFOOT ATTACHMENT,SOCKET WRENC · FSC 5120
5360-00-468-0183 — SPRING,HELICAL,COMPRESSION · FSC 5360