| Item Name | Bolt Internally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-428-7534 (014287534) |
| NCB Code | USA (01) |
| Manufacturer | Caterpillar Inc, Stauff Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | Nominal Thread Diameter | 0.312 INCHES |
| CQJX | Nominal Thread Size | 0.312 INCHES CONCENTRIC HOLE |
| AAJD | Thread Class | 2A |
| AASU | Head Height | 13.0 MILLIMETERS NOMINAL |
| AASB | Fastener Length | 20.0 MILLIMETERS NOMINAL |
| CWWR | Internal Thread Class | 2B CONCENTRIC HOLE |
| THSD | Thread Series Designator | UNC |
| AATB | Width Between Flats | 12.0 MILLIMETERS NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| BZRR | Thread Series | UNC CONCENTRIC HOLE |
| AAEL | Threads Per Inch | 18 CONCENTRIC HOLE |
| STYL | Style Designator | CONCENTRIC HOLE THREADED |
| CMLP | Thread Quantity Per Inch | 18 |
| Components Related to NSN - 5306-01-428-7534, 5306014287534 | ||||
| 5340-01-631-5368 (5340016315368) | 5330-01-297-3590 (5330012973590) | 5360-00-245-2131 (5360002452131) | 5365-01-571-1663 (5365015711663) | |
| 5342-01-255-3551 (5342012553551) | 5330-01-556-4440 (5330015564440) | 5330-01-613-3472 (5330016133472) | 5342-01-259-3873 (5342012593873) | |
| 5340-00-575-1873 (5340005751873) | 5310-00-151-9032 (5310001519032) | 5315-01-622-0550 (5315016220550) | 5340-01-429-0419 (5340014290419) | |
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