| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-044-2996 (010442996) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Huck International Inc, Hi Shear Corporation, Sonic Industries Inc, Fastener Innovation Technology Inc, Heartland Precision Fasteners In, J M Precision Inc, Boeing Company The, Pro Corporation, Alcoa Global Fasteners Inc, Valley Todeco Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 109450-4D28 | sps technologies inc | bolt shoulder | 80539 | RFQ |
| 109453-4D28X | sps technologies inc | bolt shoulder | 80539 | RFQ |
| BM17019-4D28X | huck international inc | bolt shoulder | 97928 | RFQ |
| MB88-4D28 | hi shear corporation | bolt shoulder | 73197 | RFQ |
| PBF1254-4D28 | sps technologies inc | bolt shoulder | 27624 | RFQ |
| S11-1061-4D28 | sonic industries inc | bolt shoulder | 57928 | RFQ |
| ST3M497-4D28 | fastener innovation technology inc | bolt shoulder | 58998 | RFQ |
| ST3M497-4D28 | heartland precision fasteners in | bolt shoulder | 0zc92 | RFQ |
| ST3M497-4D28 | j m precision inc | bolt shoulder | 0jv78 | RFQ |
| ST3M497-4D28 | boeing company the | bolt shoulder | 76301 | RFQ |
| ST3M497-4D28 | pro corporation | bolt shoulder | 79197 | RFQ |
| ST3M497-4D28 | sps technologies inc | bolt shoulder | 80539 | RFQ |
| ST3M497-4D28 | alcoa global fasteners inc | bolt shoulder | 06950 | RFQ |
| ST3M497-4D28 | huck international inc | bolt shoulder | 17446 | RFQ |
| VAL23607-4D28 | valley todeco inc | bolt shoulder | 06710 | RFQ |
| VS3037-4D28 | alcoa global fasteners inc | bolt shoulder | 92215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.131 INCHES MINIMUM AND 2.178 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2646 INCHES MINIMUM FIRST SHOULDER AND 0.2651 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.740 INCHES MINIMUM FIRST SHOULDER AND 1.760 INCHES MAXIMUM FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.081 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.010 INCHES MINIMUM FIRST HOLE AND 2.067 INCHES MAXIMUM FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 76301-ST3-497 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Components Related to NSN - 5306-01-044-2996, 5306010442996 | ||||
| 5305-01-222-7769 (5305012227769) | 5365-01-044-5936 (5365010445936) | 5331-01-276-7349 (5331012767349) | 5340-00-536-5281 (5340005365281) | |
| 5365-00-550-5464 (5365005505464) | 5305-01-209-8688 (5305012098688) | 5340-01-624-2067 (5340016242067) | 5340-01-214-3681 (5340012143681) | |
| 5330-01-166-9520 (5330011669520) | 5306-00-528-5534 (5306005285534) | 5307-00-307-2340 (5307003072340) | 5340-01-382-3018 (5340013823018) | |
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.
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