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National Stock Number:
5306-01-125-4098
Federal Supply Class:
5306
National Item Identification Number:
011254098
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| 12307492 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.380 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE, J429, GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.300 INCHES MINIMUM AND | | 0.330 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL | | SPECIAL FEATURES | 0.250 IN. NOM FLATS ON THEADS OPPOSITE END FROM HEAD, 0.500 IN. NOM DISTANCE FROM END; 0.250 IN. NOM HOLE IN FLATS, 0.250 IN. NOM DISTANCE FROM END TO CENTERLINE OF HOLE |
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