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National Stock Number:
5306-00-255-6875
Federal Supply Class:
5306
National Item Identification Number:
002556875
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:
| 390662C1 | 0SAT8 | KOMATSU AMERICA CORP. | | 390662C1 | 29510 | KOMATSU AMERICAN INTL CO | | 7807009 | 0A335 | LINEAR MOTION LLC | | 390662C1 | 31007 | NAVISTAR INTL CORP | | 7807009 | 52788 | GENERAL MOTORS CORP SAGINAW DIV | | 390662C1 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.720 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 0.564 INCHES MINIMUM AND | | 0.594 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 5 ASSN STD ALL MATERIAL RESPONSES OVERALL | | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.374 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND | | 0.563 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.730 INCHES MINIMUM AND | | 0.760 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.050 INCHES MINIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | THREADS OUT OF ROUND |
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