AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-321-9217 (003219217) |
| NCB Code | USA (00) |
| Manufacturer | Heartland Precision Fasteners In, Lisi Aerospace Canada Corp, Huck International Inc, Alcoa Global Fasteners Inc, Reid Products Inc, Fastener Innovation Technology Inc, Space Lok Inc, Sps Technologies Inc, Boeing Company The, B And B Specialties Inc, Houston Precision Fastener L L C, Sonic Industries Inc, Saturn Fasteners Inc, Valley Todeco Inc, Hi Shear Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ST3M571-4-38 | heartland precision fasteners in | bolt close tolerance | RFQ |
| MB84-4-38 | lisi aerospace canada corp | bolt close tolerance | RFQ |
| BM3326-4-38 | huck international inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | alcoa global fasteners inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | reid products inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | fastener innovation technology inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | space lok inc | bolt close tolerance | RFQ |
| 74328-4-38 | sps technologies inc | bolt close tolerance | RFQ |
| S371-4-38 | huck international inc | bolt close tolerance | RFQ |
| AIC752-4-38 | sps technologies inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | boeing company the | bolt close tolerance | RFQ |
| GS1030-4-38 | b and b specialties inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | sps technologies inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | houston precision fastener l l c | bolt close tolerance | RFQ |
| S11-1059-4-38 | sonic industries inc | bolt close tolerance | RFQ |
| VS3060-4-38 | alcoa global fasteners inc | bolt close tolerance | RFQ |
| ST3M571-4-38 | saturn fasteners inc | bolt close tolerance | RFQ |
| VAL23033-4-38 | valley todeco inc | bolt close tolerance | RFQ |
| MB84-4-38 | hi shear corporation | bolt close tolerance | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.493 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.828 INCHES MINIMUM AND 2.858 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.034 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.059 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT,EAGLE F-15 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-00-321-9217, 5306003219217 | ||||
| 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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