| Item Name | Stud Locked In |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5307 Studs |
| National Item Identification Number (NIIN) | 00-373-8640 (003738640) |
| NCB Code | USA (00) |
| Manufacturer | Triumph Engine Control Systems Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A NUT THREAD |
| AAJE | THREAD PITCH DIAMETERS | +0.2175/+0.2192 INCHES STUD THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| AAJF | THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| AASA | THREAD LENGTH | 0.292 INCHES MINIMUM STUD THREAD AND 0.332 INCHES MAXIMUM STUD THREAD |
| AASA | THREAD LENGTH | 0.440 INCHES NOMINAL NUT THREAD |
| AAUM | LOCKING FEATURE | RING, LOCK SERRATED |
| ABHP | OVERALL LENGTH | 1.492 INCHES MINIMUM AND 1.512 INCHES MAXIMUM |
| ADCT | DISTANCE FROM SERRATED PORTION TO NUT END | 1.062 INCHES NOMINAL |
| ADCU | DISTANCE FROM SERRATED PORTION TO STUD END | 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| ADCX | DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD | 0.128 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 20 STUD THREAD |
| CMLP | THREAD QUANTITY PER INCH | 32 NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.190 INCHES NUT THREAD |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| MATT | MATERIAL | STEEL COMP 416F |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | LOCKED IN |
| THSD | THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THSD | THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| Relevant Components for NSN - 5307-00-373-8640, 5307003738640 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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