AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Shear |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-372-0791 (013720791) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com, Military Standards Corp, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NASM8831 | national aerospace standards com | bolt shear | RFQ |
| MS21250H03064 | national aerospace standards com | bolt shear | RFQ |
| MS21250H03064 | military standards corp | bolt shear | RFQ |
| MIL-B-8831 | military specifications | bolt shear | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATD | EXTENDED WASHER THICKNESS | 0.055 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES GRIP |
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 4.440 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 3.0909 INCHES MINIMUM AND 4.010 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AATB | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| AASA | THREAD LENGTH | 0.420 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.265 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8740 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-372-0791, 5306013720791 | ||||
| 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) | |
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