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) | 01-142-7180 (011427180) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Alcoa Global Fasteners Inc, Heartland Precision Fasteners In, Huck International Inc, Valley Todeco Inc, Boeing Company The, Sps Technologies Inc, Sonic Industries Inc, Lisi Aerospace Canada Corp, J M Precision Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MB88-4-42 | hi shear corporation | bolt shoulder | RFQ |
| VS3037-4-42 | alcoa global fasteners inc | bolt shoulder | RFQ |
| ST3M497-4-42 | alcoa global fasteners inc | bolt shoulder | RFQ |
| HP5497-4-42 | heartland precision fasteners in | bolt shoulder | RFQ |
| BM17019-4-42X | huck international inc | bolt shoulder | RFQ |
| VAL23607-4-42 | valley todeco inc | bolt shoulder | RFQ |
| ST3M497-4-42 | boeing company the | bolt shoulder | RFQ |
| PBF1254-4-42 | sps technologies inc | bolt shoulder | RFQ |
| S11-1061-4-42 | sonic industries inc | bolt shoulder | RFQ |
| ST3M497-4-42 | sps technologies inc | bolt shoulder | RFQ |
| 109450-4-42 | sps technologies inc | bolt shoulder | RFQ |
| MB88-4-42 | lisi aerospace canada corp | bolt shoulder | RFQ |
| ST3M497-4-42 | j m precision inc | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.006 INCHES MINIMUM AND 3.053 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.439 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2646 INCHES MINIMUM FIRST SHOULDER AND 0.2651 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.615 INCHES MINIMUM FIRST SHOULDER AND 2.635 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| 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 | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-142-7180, 5306011427180 | ||||
| 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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