| 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 | Alcoa Global Fasteners Inc, Sps Technologies Inc, Huck International Inc, Valley Todeco Inc, Heartland Precision Fasteners In, Hi Shear Corporation, Sonic Industries Inc, Boeing Company The, Fastener Innovation Technology Inc, Pro Corporation, J M Precision Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| VS3037-4D28 | alcoa global fasteners inc | bolt shoulder | 92215 | RFQ |
| ST3M497-4D28 | sps technologies inc | bolt shoulder | 80539 | RFQ |
| BM17019-4D28X | huck international inc | bolt shoulder | 97928 | RFQ |
| 109450-4D28 | sps technologies inc | bolt shoulder | 80539 | RFQ |
| VAL23607-4D28 | valley todeco inc | bolt shoulder | 06710 | RFQ |
| PBF1254-4D28 | sps technologies inc | bolt shoulder | 27624 | RFQ |
| ST3M497-4D28 | heartland precision fasteners in | bolt shoulder | 0zc92 | RFQ |
| ST3M497-4D28 | huck international inc | bolt shoulder | 17446 | RFQ |
| MB88-4D28 | hi shear corporation | bolt shoulder | 73197 | RFQ |
| ST3M497-4D28 | alcoa global fasteners inc | bolt shoulder | 06950 | RFQ |
| S11-1061-4D28 | sonic industries inc | bolt shoulder | 57928 | RFQ |
| ST3M497-4D28 | boeing company the | bolt shoulder | 76301 | RFQ |
| ST3M497-4D28 | fastener innovation technology inc | bolt shoulder | 58998 | RFQ |
| 109453-4D28X | sps technologies inc | bolt shoulder | 80539 | RFQ |
| ST3M497-4D28 | pro corporation | bolt shoulder | 79197 | RFQ |
| ST3M497-4D28 | j m precision inc | bolt shoulder | 0jv78 | 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 |
| Relevant Components for NSN - 5306-01-044-2996, 5306010442996 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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