Part number 52-56 appears under 13 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.

5935-00-660-7008 — CONNECTOR,RECEPTACLE,ELECTRICAL · FSC 5935
4820-00-142-1992 — COCK,SHUTOFF,SCREW STEM · FSC 4820
5950-01-080-8148 — REACTOR · FSC 5950
5975-00-056-3576 — BOX CONNECTOR,ELECTRICAL · FSC 5975
5120-01-591-4568 — INSERTER,BEARING AND BUSHING · FSC 5120
5915-00-043-2580 — FILTER,LOW PASS · FSC 5915
4130-01-099-1771 — DISTRIBUTOR,REFRIGERANT · FSC 4130
1730-00-967-7970 — PUMP,HYDRAULIC,HAND · FSC 1730
5950-01-298-7844 — COIL,RADIO FREQUENCY · FSC 5950
6105-00-798-2666 — PARTS KIT,ELECTRIC MOTOR · FSC 6105
5331-01-592-6422 — O-RING · FSC 5331
5120-01-399-9533 — ADAPTER,SOCKET WRENCH · FSC 5120
4940-01-356-8235 — TUBE,TESTING KIT · FSC 4940