AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Stud Recessed And Stepped |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5307 Studs |
| National Item Identification Number (NIIN) | 00-303-4989 (003034989) |
| NCB Code | USA (00) |
| Manufacturer | Allied Signal Inc, Napco International Llc, Meritor Heavy Vehicle Braking System |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJE | THREAD PITCH DIAMETERS | 0.7044 TO 0.7084 INCHES STUD THREAD |
| AAJE | THREAD PITCH DIAMETERS | 1.0764/1.0804 INCHES NUT THREAD |
| AAJF | THREAD DIRECTION | LEFT-HAND STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AASA | THREAD LENGTH | 0.938 INCHES MAXIMUM STUD THREAD |
| AASA | THREAD LENGTH | 1.219 INCHES MINIMUM NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 16 NUT THREAD |
| CMLP | THREAD QUANTITY PER INCH | 16 STUD THREAD |
| CQFM | HARDNESS RATING | 18.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES STUD THREAD |
| CQJX | NOMINAL THREAD SIZE | 1.125 INCHES NUT THREAD |
| FEAT | SPECIAL FEATURES | ROCKWELL HARDNESS ON STUD END |
| MATT | MATERIAL | STEEL |
| THSD | THREAD SERIES DESIGNATOR | UN NUT THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNF STUD THREAD |
| Relevant Components for NSN - 5307-00-303-4989, 5307003034989 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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