AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Stud Plain |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5307 Studs |
| National Item Identification Number (NIIN) | 00-753-9493 (007539493) |
| NCB Code | USA (00) |
| Manufacturer | General Motors Corp, Allison Transmission Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| ABHP | OVERALL LENGTH | 2.2812 INCHES MINIMUM AND 2.348 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 18 STUD THREAD |
| CMLP | THREAD QUANTITY PER INCH | 24 NUT THREAD |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| AAJD | THREAD CLASS | 2A NUT THREAD |
| AAJE | THREAD PITCH DIAMETERS | 0.2820 TO 0.2832 INCHES STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AASA | THREAD LENGTH | 0.562 INCHES NOMINAL STUD THREAD |
| AASA | THREAD LENGTH | 0.625 INCHES NOMINAL NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| FEAT | SPECIAL FEATURES | STUD END THREAD 0.003 IN. OVERSIZE |
| MATT | MATERIAL | STEEL COMP 8740 OR STEEL COMP 8742 OR STEEL COMP 8637H OR STEEL COMP 8642 OR STEEL COMP 4140 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES |
| THSD | THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| Relevant Components for NSN - 5307-00-753-9493, 5307007539493 | ||||
| 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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