AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-274-5558 (002745558) |
| NCB Code | USA (00) |
| Manufacturer | Rexnord Industries Inc, Toolex Inc, E-Systems Inc, Carrier Corporation, Curtiss Wright Electro Mechanical Corporation, Moog Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| N37051-1-72F | rexnord industries inc | bolt shoulder | RFQ |
| 10728 | toolex inc | bolt shoulder | RFQ |
| 10728 | e-systems inc | bolt shoulder | RFQ |
| N37051-1-72F | carrier corporation | bolt shoulder | RFQ |
| 10728 | curtiss wright electro mechanical corporation | bolt shoulder | RFQ |
| 3F2734-91-7 | curtiss wright electro mechanical corporation | bolt shoulder | RFQ |
| 3F2734-91-7 | toolex inc | bolt shoulder | RFQ |
| 10728 | moog inc | bolt shoulder | RFQ |
| 10728 | rexnord industries inc | bolt shoulder | RFQ |
| 510728 | rexnord industries inc | bolt shoulder | RFQ |
| 3F2734-91-7 | rexnord industries inc | bolt shoulder | RFQ |
| A479PC49 | rexnord industries inc | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.500 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.375 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.219 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.264 INCHES MINIMUM FIRST SHOULDER AND 0.265 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.875 INCHES NOMINAL FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 105000 POUNDS PER SQUARE INCH |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | ROUNDED UNDERCUT BETWEEN HEAD AND SHOULDER 0.010 IN. 3/64 IN. LG |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-274-5558, 5306002745558 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
Request for Quote