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National Stock Number:
5306-00-174-4146
Federal Supply Class:
5306
National Item Identification Number:
001744146
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:
| 0013467 | 89926 | NEW HOLLAND CONSTRUCTION | | 0013467-6 | 89926 | NEW HOLLAND CONSTRUCTION | | 8B5144 | 11083 | CATERPILLAR INC | | MILB857 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 013467 | 89926 | NEW HOLLAND CONSTRUCTION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | MATERIAL | STEEL COMP E52100 OVERALL | | THREAD LENGTH | 1.250 INCHES MINIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR | | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 30.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 145000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.457 INCHES MINIMUM AND | | 0.481 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.922 INCHES MINIMUM AND | | 0.937 INCHES MAXIMUM | | GRIP LENGTH | 1.750 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILB857 |
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