| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-903-2258 (009032258) |
| NCB Code | USA (00) |
| Manufacturer | Turbo Power And Marine System Inc, Sps Technologies Inc, United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.305 INCHES MINIMUM AND 0.335 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| AASV | HEAD LENGTH | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.311 INCHES MINIMUM FIRST SHOULDER AND 0.312 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.725 INCHES MINIMUM FIRST SHOULDER AND 0.735 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| CSYT | CHAMFER ANGLE | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | NICKEL ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-00-903-2258, 5306009032258 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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