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) | 01-261-1866 (012611866) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Fastener Innovation Technology Inc, Sps Technologies Inc, West Coast Aerospace Inc, Lisi Aerospace Canada Corp, Valley Todeco Inc, Heartland Precision Fasteners In, Sonic Industries Inc, Boeing Company The, Huck International Inc, Alcoa Global Fasteners Inc, Houston Precision Fastener L L C, B And B Specialties Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MB88-4-6 | hi shear corporation | bolt shoulder | RFQ |
| ST3M497-4-6 | fastener innovation technology inc | bolt shoulder | RFQ |
| 109450-4-6 | sps technologies inc | bolt shoulder | RFQ |
| WC497-4-6 | west coast aerospace inc | bolt shoulder | RFQ |
| ST3M497-4-6 | sps technologies inc | bolt shoulder | RFQ |
| MB88-4-6 | lisi aerospace canada corp | bolt shoulder | RFQ |
| VAL23607-4-6 | valley todeco inc | bolt shoulder | RFQ |
| HP5497-4-6 | heartland precision fasteners in | bolt shoulder | RFQ |
| S11-1061-4-6 | sonic industries inc | bolt shoulder | RFQ |
| ST3M497-4-6 | boeing company the | bolt shoulder | RFQ |
| BM17019-4-6X | huck international inc | bolt shoulder | RFQ |
| ST3M497-4-6 | alcoa global fasteners inc | bolt shoulder | RFQ |
| VS3037-4-6 | alcoa global fasteners inc | bolt shoulder | RFQ |
| PBF1254-4-6 | sps technologies inc | bolt shoulder | RFQ |
| ST3M497-4-6 | houston precision fastener l l c | bolt shoulder | RFQ |
| ST3M497-4-6 | b and b specialties inc | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.397 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.757 INCHES MINIMUM AND 0.787 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.264 INCHES MINIMUM ALL SHOULDERS AND 0.265 INCHES MAXIMUM ALL SHOULDERS |
| AATX | SHOULDER LENGTH | 0.428 INCHES MINIMUM ALL SHOULDERS AND 0.448 INCHES MAXIMUM ALL SHOULDERS |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 7530 POUNDS PER SQUARE INCH |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-261-1866, 5306012611866 | ||||
| 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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