Part number 2531-1 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.

5950-00-902-7111 — TRANSFORMER,RADIO FREQUENCY · FSC 5950
3010-01-368-7429 — DISK,CLUTCH,NONVEHICULAR · FSC 3010
6635-01-604-2608 — REFERENCE STANDARD,PHYSICAL PROP · FSC 6635
5325-01-211-0542 — RING,RETAINING · FSC 5325