AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Setscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-817-6139 (008176139) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Flowserve Corporation, Federal Specifications, Inspektorat Wsparcia Sil Zbrojnych, Military Standards Corp, Northrop Grumman Systems Corporation, Cnh Industrial America Llc, Hf Group Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS51021-56 | national aerospace standards com | setscrew | RFQ |
| 01-435-0403-4 ITEM 143 | flowserve corporation | setscrew | RFQ |
| FF-S-200 | federal specifications | setscrew | RFQ |
| 5305PL1336637 | inspektorat wsparcia sil zbrojnych | setscrew | RFQ |
| MS51021-56 | military standards corp | setscrew | RFQ |
| 003-07941-056 | northrop grumman systems corporation | setscrew | RFQ |
| 83-44 | cnh industrial america llc | setscrew | RFQ |
| 20-140C4 | hf group inc | setscrew | RFQ |
| H81-1 4-20 X 4 | flowserve corporation | setscrew | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.250 INCHES NOMINAL |
| AASK | HEAD STYLE | HEADLESS (SETSCREW) |
| ABQJ | POINT STYLE | CUP |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| MATT | MATERIAL | STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 316 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4 STYLE |
| Relevant Components for NSN - 5305-00-817-6139, 5305008176139 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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