| Item Name | Bolt Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-185-5857 (011855857) |
| NCB Code | USA (01) |
| Manufacturer | Honeywell International Inc, Leonardo Mw Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.372 INCHES MINIMUM AND 0.408 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.387 INCHES MINIMUM AND 1.403 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.223 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.555 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| AAWD | SECOND DIAMETER FROM HEAD | 0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| AAWE | THIRD DIAMETER FROM HEAD | 0.995 INCHES MINIMUM AND 1.015 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.261 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM OVERALL |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| FEAT | SPECIAL FEATURES | PAINT ONE COAT OF PRIMER TO MIL-P-23377 OR MMS 425 AND ONE COAT OF LUSTERLESS MATT BLACK NO. 3708 FED STD 595 TO TTE 527 ON HEAD OF SCREW ONLY |
| MATT | MATERIAL | STEEL COMP 440F OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Components Related to NSN - 5306-01-185-5857, 5306011855857 | ||||
| 5305-01-187-9545 (5305011879545) | 5310-01-195-7885 (5310011957885) | 5325-01-626-6006 (5325016266006) | 5340-01-195-4720 (5340011954720) | |
| 5320-01-582-5694 (5320015825694) | 5331-00-651-4505 (5331006514505) | 5305-01-190-2186 (5305011902186) | 5330-00-831-6692 (5330008316692) | |
| 5307-00-533-9940 (5307005339940) | 5365-01-426-3812 (5365014263812) | 5360-01-650-4056 (5360016504056) | 5305-01-710-8488 (5305017108488) | |
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