Part number 21 appears under 64 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.

3110-00-156-5456 — BEARING,BALL,ANNULAR · FSC 3110
5999-00-260-0447 — CLIP,ELECTRICAL · FSC 5999
2530-00-470-1816 — PARTS KIT,HYDRAULIC BRAKE WHEEL · FSC 2530
3110-00-100-3080 — CONE AND ROLLERS,TAPERED ROLLER · FSC 3110
5950-00-755-7074 — TRANSFORMER,POWER AUTOTRANSFORME · FSC 5950
6250-00-299-3738 — LAMPHOLDER · FSC 6250
6685-00-952-5381 — GAGE,PRESSURE,DIAL INDICATING · FSC 6685
4020-00-656-1257 — TAPE,LACING AND TYING · FSC 4020
5999-00-458-9618 — WIRE MESH,KNITTED · FSC 5999
5940-00-238-8539 — TERMINAL,LUG · FSC 5940
5110-00-293-0460 — CUTTER,PIPE · FSC 5110
3110-00-107-9949 — BEARING,BALL,ANNULAR · FSC 3110
4460-01-077-4190 — FILTER,AIR,ELECTROSTATIC · FSC 4460
2640-00-242-3467 — FLUID,VULCANIZING · FSC 2640
6520-01-180-3234 — CROWN,DENTAL,TEMPORARY · FSC 6520
5120-00-944-4268 — PULLER,MECHANICAL · FSC 5120
5133-01-413-2500 — DRILL,MULTI-STEP · FSC 5133
5962-00-760-2604 — MICROCIRCUIT,LINEAR · FSC 5962
6105-00-136-9142 — MOTOR,ALTERNATING CURRENT · FSC 6105
4820-01-219-3342 — DISK,RUPTURABLE · FSC 4820
4320-01-066-3207 — SEAL ASSEMBLY,SHAFT,SPRING LOADE · FSC 4320
1377-00-554-0081 — CARTRIDGE,IMPULSE · FSC 1377
4940-01-178-0631 — CYLINDER,PRESS,HYDR · FSC 4940
3805-01-095-8666 — CUTTING EDGE,SCOOP,LOADER · FSC 3805
4020-01-076-7270 — TAPE,LACING AND TYING · FSC 4020
5330-00-607-1348 — PACKING,PREFORMED · FSC 5330
1356-00-555-5088 — ARMING DEVICE,TORPEDO · FSC 1356
6630-00-553-8597 — PHOTOMETER,FLAME · FSC 6630
5315-00-420-1105 — PIN,LOCK · FSC 5315
3950-00-395-0213 — LEVER · FSC 3950
5961-00-018-1294 — SEMICONDUCTOR DEVICE SET · FSC 5961
5340-01-021-4103 — BUMPER · FSC 5340
8115-01-015-1315 — BOX,SHIPPING · FSC 8115
5999-01-010-1082 — CLAMP,ELECTRICAL · FSC 5999
6210-00-888-2648 — SHIELD,LIGHT · FSC 6210
4220-01-487-6439 — BIT,MOUTHPIECE,BREATHING APPARAT · FSC 4220
4820-00-546-3496 — VALVE,FLOAT · FSC 4820
5120-00-489-0167 — PLIERS,RETAINING RING · FSC 5120
5340-00-264-1208 — CAP-PLUG,PROTECTIVE,DUST AND MOI · FSC 5340
6625-01-310-7438 — SYNTHESIZER,ELECTRICAL FREQUENCY · FSC 6625
4730-01-203-9907 — BUSHING · FSC 4730
5340-01-155-8041 — PLUG,PROTECTIVE,DUST AND MOISTUR · FSC 5340
7530-01-004-2042 — PAPER,COPYING,DIRECT ELECTROSTAT · FSC 7530
4730-00-905-4337 — TRAP,AIR · FSC 4730
6630-01-074-7863 — TENSIOMETER,LIQUID,TORSION METHO · FSC 6630
3610-00-689-5416 — KNOTTER,LEVER · FSC 3610
5935-00-631-4847 — CLAMP,CABLE,ELECTRICAL CONNECTOR · FSC 5935
3625-00-504-1845 — DISC,CUTTING · FSC 3625
1285-00-299-3279 — INDICATOR,RADAR · FSC 1285
1355-00-272-8452 — ARMING DEVICE,TORPEDO · FSC 1355

Showing the 50 best-attested of 64 stock numbers. Search for 21 to see the rest.