| Item Name | Bolt Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-263-8948 (002638948) |
| NCB Code | USA (00) |
| Manufacturer | Caterpillar Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.375 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 5.750 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.822 INCHES MINIMUM AND 0.866 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 1.850 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.266 INCHES NOMINAL ALL HOLES |
| AHYM | NOMINAL THREAD DIAMETER | 1.250 INCHES |
| ANEE | GRIP LENGTH | 4.375 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C NOMINAL OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 145000 POUNDS PER SQUARE INCH |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 5.375 INCHES NOMINAL ALL HOLES |
| FEAT | SPECIAL FEATURES | HOLES LOCATED AT 90 DEG TO EACH OTHER |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
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