| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-133-0021 (001330021) |
| NCB Code | USA (00) |
| Manufacturer | Allied Defense Industries Inc, Allison Transmission Inc, Rolls Royce Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.515 INCHES MINIMUM AND 0.550 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
| AASL | HEAD DIAMETER | 1.090 INCHES MINIMUM AND 1.110 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.780 INCHES MINIMUM AND 0.785 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM FIRST SHOULDER |
| AATN | SHOULDER DIAMETER | 0.580 INCHES NOMINAL SECOND SHOULDER |
| AATX | SHOULDER LENGTH | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.625 INCHES MINIMUM AND 0.660 INCHES MAXIMUM SECOND SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.497 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CWYB | SHOULDER SHAPE | ROUND ALL SHOULDERS |
| FEAT | SPECIAL FEATURES | FURNISHED WITH UNDERCUT 0.424 IN. MIN. 0.429 IN. MAX DIA; 0.125 IN. NOM LENGTH |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJS |
| Components Related to NSN - 5306-00-133-0021, 5306001330021 | ||||
| 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) | |
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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