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) | 01-188-9176 (011889176) |
| NCB Code | USA (01) |
| Manufacturer | Morton Grinding Inc, General Electric Company, Cfm International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.794 INCHES MINIMUM AND 0.824 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.987 INCHES MINIMUM AND 1.007 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ANEE | GRIP LENGTH | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| ASXK | HOLE QUANTITY | 1 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRHC | HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | C50TF13 CL-B,FSCM 07482 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-188-9176, 5306011889176 | ||||
| 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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