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) | 00-805-3397 (008053397) |
| NCB Code | USA (00) |
| Manufacturer | Computa Base Machining Inc, Sps Technologies Inc, Duhadaway Tool And Die Shop Inc, Micro Steel Inc, Nassau Tool Works Inc, Quality Socket Screw Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 316130-1 | computa base machining inc | bolt shoulder | RFQ |
| 316130-1 | sps technologies inc | bolt shoulder | RFQ |
| 316130-1 | duhadaway tool and die shop inc | bolt shoulder | RFQ |
| 316130-1 | micro steel inc | bolt shoulder | RFQ |
| 316130-1 | nassau tool works inc | bolt shoulder | RFQ |
| 316130-1 | quality socket screw corporation | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 1.938 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AATB | WIDTH BETWEEN FLATS | 2.375 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 2.121 INCHES MINIMUM FIRST SHOULDER AND 2.123 INCHES MAXIMUM FIRST SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MPR-1,GRADE MP,FSCM 80020 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 8.376 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.874 INCHES NOMINAL |
| AATX | SHOULDER LENGTH | 6.438 INCHES NOMINAL FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 1.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| Relevant Components for NSN - 5306-00-805-3397, 5306008053397 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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