| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-382-6021 (013826021) |
| NCB Code | USA (01) |
| Manufacturer | Martin Baker Aircraft Co Ltd |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MBEU111456 | martin baker aircraft co ltd | bolt shoulder | u1604 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | DISHED HEXAGON |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 0.145 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASA | THREAD LENGTH | 0.280 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.350 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.431 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.070 INCHES NOMINAL FIRST SHOULDER |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| Components Related to NSN - 5306-01-382-6021, 5306013826021 | ||||
| 5315-01-076-2969 (5315010762969) | 5325-00-543-3429 (5325005433429) | 5340-00-196-3675 (5340001963675) | 5360-01-424-6607 (5360014246607) | |
| 5310-00-084-4232 (5310000844232) | 5365-01-532-4588 (5365015324588) | 5340-01-654-3113 (5340016543113) | 5305-01-143-8635 (5305011438635) | |
| 5340-01-332-8256 (5340013328256) | 5360-00-558-5147 (5360005585147) | 5306-01-234-3071 (5306012343071) | 5305-01-175-6588 (5305011756588) | |
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