| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-843-4888 (008434888) |
| NCB Code | USA (00) |
| Manufacturer | Kaygor Inc, Alcoa Global Fasteners Inc, J W Harris Co Inc, Bristol Industries, North Bridge Fasteners Inc, United Technologies Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 390195 | kaygor inc | bolt shoulder | 4h229 | RFQ |
| 390195 | alcoa global fasteners inc | bolt shoulder | 92215 | RFQ |
| 390195 | j w harris co inc | bolt shoulder | 23899 | RFQ |
| 390195 | bristol industries | bolt shoulder | 27238 | RFQ |
| 390195 | north bridge fasteners inc | bolt shoulder | 5t572 | RFQ |
| 390195 | united technologies corporation | bolt shoulder | 77445 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 2.370 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASXK | HOLE QUANTITY | 4 |
| BQDM | HOLE TYPE | DRILLED |
| CFSG | NONSTANDARD THREAD PITCH DIAMETER | 0.2213 TO 0.2238 INCHES |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CRHC | HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | SILVER OVERALL |
| AASA | THREAD LENGTH | 0.300 INCHES MINIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.302 INCHES MINIMUM AND 0.304 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.065 INCHES MINIMUM AND 2.075 INCHES MAXIMUM FIRST SHOULDER |
| AAUB | HOLE DIAMETER | 0.063 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PRMT | PRECIOUS MATERIAL | SILVER |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-843-4888, 5306008434888 | ||||
| 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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