| Item Name | Bolt Internally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-256-5183 (012565183) |
| NCB Code | USA (01) |
| Manufacturer | Drs C3 And Aviation Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.578 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.640 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.350 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.110 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.093 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ASXK | HOLE QUANTITY | 1 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRHC | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE |
| CRSQ | COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | COUNTERSUNK HOLE 0.170 IN. DIA ON HEAD; 0.310 IN. WIDTH ACROSS FLATS |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE THREADED |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-01-256-5183, 5306012565183 | ||||
| 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) | |
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