| Item Name | Bolt Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-638-4266 (006384266) |
| NCB Code | USA (00) |
| Manufacturer | Hercules Engine Co Inc, Brinkley Technology Group Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.719 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.938 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON EXTENDED WASHER |
| AASU | HEAD HEIGHT | 0.625 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.813 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 1.000 INCHES NOMINAL |
| AATD | EXTENDED WASHER THICKNESS | 0.125 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.076 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.219 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.688 INCHES |
| ASXK | HOLE QUANTITY | 6 |
| BQDM | HOLE TYPE | DRILLED |
| CFSG | NONSTANDARD THREAD PITCH DIAMETER | 0.6439/0.6469 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQFM | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 110000 POUNDS PER SQUARE INCH |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| MATT | MATERIAL | STEEL COMP 3140 OVERALL OR STEEL COMP 4140 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UN |
| Relevant Components for NSN - 5306-00-638-4266, 5306006384266 | ||||
| 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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