| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-638-6512 (006386512) |
| NCB Code | USA (00) |
| Manufacturer | Airmotive Carburetor, Honeywell International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.313 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.844 INCHES NOMINAL |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS |
| AASL | HEAD DIAMETER | 0.375 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.094 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2665 INCHES MINIMUM FIRST SHOULDER AND 0.2670 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.172 INCHES NOMINAL FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES NOMINAL FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.750 INCHES NOMINAL FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 416SE OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303 PLUS X OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Components Related to NSN - 5306-00-638-6512, 5306006386512 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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