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) | 01-343-2343 (013432343) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com, Military Standards Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21250-07036 | national aerospace standards com | bolt shear | RFQ |
| MS21250-07036 | military standards corp | bolt shear | RFQ |
| NASM21250 | national aerospace standards com | bolt shear | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.741 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.437 INCHES |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES GRIP |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| AASB | FASTENER LENGTH | 2.981 INCHES MINIMUM AND 3.001 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 6150 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AATC | EXTENDED WASHER DIAMETER | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.099 INCHES NOMINAL |
| ANEE | GRIP LENGTH | 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Relevant Components for NSN - 5306-01-343-2343, 5306013432343 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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