AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-922-6433 (009226433) |
| NCB Code | USA (00) |
| Manufacturer | Mercury Aerospace Fasteners Inc, Sps Technologies Inc, Textron Fastening Systems Ltd, United Technologies Corporation, Atf Inc, Alcoa Global Fasteners Inc, Valley Todeco Inc, Textron Inc, Ms Aerospace Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 491849 | mercury aerospace fasteners inc | bolt externally relieved body | RFQ |
| 491849 | sps technologies inc | bolt externally relieved body | RFQ |
| 491849 | textron fastening systems ltd | bolt externally relieved body | RFQ |
| 491849 | united technologies corporation | bolt externally relieved body | RFQ |
| 491849 | atf inc | bolt externally relieved body | RFQ |
| 491849 | alcoa global fasteners inc | bolt externally relieved body | RFQ |
| 491849 | valley todeco inc | bolt externally relieved body | RFQ |
| 491849 | textron inc | bolt externally relieved body | RFQ |
| 491849 | ms aerospace inc | bolt externally relieved body | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.528 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.062 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| AAWD | SECOND DIAMETER FROM HEAD | 0.197 INCHES MINIMUM AND 0.201 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.162 INCHES MINIMUM AND 0.202 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASXK | HOLE QUANTITY | 4 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| MATT | MATERIAL | NICKEL ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-00-922-6433, 5306009226433 | ||||
| 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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