Part number 20-428 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.

3455-01-047-4288 — REAMER,MACHINE · FSC 3455
6515-01-590-8269 — HEAD,OPHTHALMOSCOPE · FSC 6515
6515-01-241-4979 — SCREW,BONE · FSC 6515
4820-01-144-9218 — PISTON,VALVE · FSC 4820
4820-01-143-4377 — RING SET,PISTON VALVE · FSC 4820
2925-00-497-5075 — CLAMP ASY · FSC 2925
4820-01-119-9497 — STOP,VALVE · FSC 4820
6625-00-519-2047 — AMMETER · FSC 6625
5130-01-386-0371 — BRUSH,WIRE,ROTARY END · FSC 5130
5365-00-276-3459 — SPACER,SLEEVE · FSC 5365