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) | 00-637-8955 (006378955) |
| NCB Code | USA (00) |
| Manufacturer | Allison Transmission Inc, General Motors Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A NUT THREAD |
| AAJE | THREAD PITCH DIAMETERS | 0.3385 TO 0.3405 INCHES STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AASA | THREAD LENGTH | 0.562 INCHES MINIMUM STUD THREAD |
| AASA | THREAD LENGTH | 0.688 INCHES MINIMUM NUT THREAD |
| ABHP | OVERALL LENGTH | 1.562 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 16 STUD THREAD |
| CMLP | THREAD QUANTITY PER INCH | 24 NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| MATT | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 8742 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A322 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN STD 3RD MATERIAL RESPONSE OR ASTMA331 ASSN STD 3R |
| THSD | THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| Relevant Components for NSN - 5307-00-637-8955, 5307006378955 | ||||
| 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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