| Alternative NSN: 5306-00-264-2697 |
| Item Name: Bolt Shoulder |
| CAGE Code : 10855 , 66935 , 59747 |
| NIIN: 002642697 |
| FSC Name: 5306 Bolts |
| NCB Code: USA (00) |
| Manufacturers: carrier corporation , johnson controls inc , rexnord industries inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.531 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.546 INCHES MINIMUM AND 1.578 INCHES MAXIMUM |
| AASK | HEAD STYLE | UNDERCUT HEXAGON |
| AASU | HEAD HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.326 INCHES MINIMUM FIRST SHOULDER AND 0.327 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.015 INCHES MINIMUM FIRST SHOULDER AND 1.047 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 105000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | ROUNDED UNDERCUT 0.010 IN. SMALLER THAN BODY 1/32 IN. WIDE. 0.007 IN. RADIUS BETWEEN SHOULDER AND THDS. THD END CHAMFERED 1/64 IN. 45 DEG ANGLE |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
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