| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-324-6708 (013246708) |
| NCB Code | USA (01) |
| Manufacturer | Rolls Royce Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASL | HEAD DIAMETER | 0.500 INCHES NOMINAL |
| AATX | SHOULDER LENGTH | 0.054 INCHES MINIMUM THIRD SHOULDER AND 0.066 INCHES MAXIMUM THIRD SHOULDER |
| AATX | SHOULDER LENGTH | 0.075 INCHES MINIMUM FOURTH SHOULDER AND 0.095 INCHES MAXIMUM FOURTH SHOULDER |
| AASB | FASTENER LENGTH | 0.765 INCHES MINIMUM AND 0.767 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.075 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.349 INCHES MINIMUM FIRST SHOULDER AND 0.359 INCHES MAXIMUM FIRST SHOULDER |
| AATN | SHOULDER DIAMETER | 0.349 INCHES MINIMUM THIRD SHOULDER AND 0.359 INCHES MAXIMUM THIRD SHOULDER |
| AATX | SHOULDER LENGTH | 0.041 INCHES MINIMUM FIRST SHOULDER AND 0.051 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| FEAT | SPECIAL FEATURES | UNDERCUT 0.226 DIA.,0.025 TO 0.035 BETWEEN THIRD AND FOURTH SHOULDERS; THD. REL. 0.191 TO 0.201 DIA. 0.089 LG |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.351 INCHES MINIMUM AND 0.361 INCHES MAXIMUM |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS |
| AATN | SHOULDER DIAMETER | 0.2555 INCHES MINIMUM FOURTH SHOULDER AND 0.2560 INCHES MAXIMUM FOURTH SHOULDER |
| AATN | SHOULDER DIAMETER | 0.3835 INCHES MINIMUM SECOND SHOULDER AND 0.3845 INCHES MAXIMUM SECOND SHOULDER |
| AATX | SHOULDER LENGTH | 0.100 INCHES NOMINAL SECOND SHOULDER |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Components Related to NSN - 5306-01-324-6708, 5306013246708 | ||||
| 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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