| Item Name | Bolt Internally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-857-8358 (008578358) |
| NCB Code | USA (00) |
| Manufacturer | Allison Transmission Inc, Rolls Royce Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.541 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.110 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.770 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.125 INCHES NOMINAL |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.305 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AAVH | SHOULDER DIAMETER | 0.499 INCHES NOMINAL |
| AAVK | SHOULDER LENGTH | 1.569 INCHES NOMINAL |
| AAWX | CONCENTRIC HOLE DEPTH | 1.520 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.341 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CQFM | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM THREADS |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | DEE CHAMFER |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL |
| Components Related to NSN - 5306-00-857-8358, 5306008578358 | ||||
| 5306-00-660-3288 (5306006603288) | 5340-01-138-8180 (5340011388180) | 5330-01-323-8411 (5330013238411) | 5360-01-204-0090 (5360012040090) | |
| 5307-00-612-4110 (5307006124110) | 5340-01-482-4141 (5340014824141) | 5310-01-062-0524 (5310010620524) | 5340-01-597-2720 (5340015972720) | |
| 5325-99-120-1207 (5325991201207) | 5315-01-696-7898 (5315016967898) | 5340-01-137-3603 (5340011373603) | 5355-01-379-0440 (5355013790440) | |
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