| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-914-4250 (009144250) |
| NCB Code | USA (00) |
| Manufacturer | Union Machine Company Of Lynn Inc, Alcoa Global Fasteners Inc, Turbo Power And Marine System Inc, Sps Technologies Inc, Ms Aerospace Inc, United Technologies Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 493625 | union machine company of lynn inc | bolt shoulder | 51992 | RFQ |
| 493625 | alcoa global fasteners inc | bolt shoulder | 92215 | RFQ |
| 493625 | turbo power and marine system inc | bolt shoulder | 11449 | RFQ |
| 493625 | sps technologies inc | bolt shoulder | 80539 | RFQ |
| 493625 | ms aerospace inc | bolt shoulder | 0ucy9 | RFQ |
| 493625 | united technologies corporation | bolt shoulder | 77445 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.425 INCHES MINIMUM AND 0.431 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.746 INCHES MINIMUM AND 0.786 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.172 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.490 INCHES NOMINAL FIRST SHOULDER |
| AATN | SHOULDER DIAMETER | 0.510 INCHES NOMINAL SECOND SHOULDER |
| AATX | SHOULDER LENGTH | 0.006 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.026 INCHES NOMINAL SECOND SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CRTL | CRITICALITY CODE JUSTIFICATION | SUPP |
| CWYB | SHOULDER SHAPE | ROUND ALL SHOULDERS |
| FEAT | SPECIAL FEATURES | 3RD SHOULDER DIA IN. NOM 0.4336; 4TH SHOULDER DIA IN. NOM 0.4356; 3RD SHOULDER LG IN. NOM 0.257; 4TH SHOULDER LG IN. NOM 0.263 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| SUPP | SUPPLEMENTARY FEATURES | THIS PART MEETS THE Y REQUIREMENTS DUE TO CRITICAL FEATURES,TOLERANCES,FIT RESTRICTIONS,MATERIAL PROPERTIES AND MANUFACTURING PROCESS. FAILURE COULD RESULT IN LOSS OR SUBSTANTIAL DAMAGE TO WEAPON SYSTEM,DEATH OR SERIOUS INJURY |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-914-4250, 5306009144250 | ||||
| 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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