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National Stock Number:
5306-00-174-4174
Federal Supply Class:
5306
National Item Identification Number:
001744174
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:
| 617813 | 12204 | DAIMLER CHRYSLER | | 7410922 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 854813 | 12603 | CLARK EQUIPMENT CO | | 854813 | 89749 | CLARK MATERIAL HANDLING COMPANY | | 871685 | 12204 | DAIMLER CHRYSLER | | 871685 | 93334 | ATWOOD FENCE CO INC |
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Techincal Specification:
| DISTANCE FROM CENTERLINE TO FLAT | 0.219 INCHES NOMINAL | | FASTENER LENGTH | 1.219 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | FEATURES PROVIDED | UNFINISHED HEAD | | GRIP LENGTH | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | | HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.688 INCHES NOMINAL | | HEAD HEIGHT | 0.219 INCHES NOMINAL | | HEAD STYLE | DEE CHAMFER | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A108 ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-637 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-637 FED SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1137 OR STEEL COMP 1141 OVERALL | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.625 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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