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National Stock Number:
5306-00-711-8194
Federal Supply Class:
5306
National Item Identification Number:
007118194
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:
| 7118194 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 9.630 INCHES MINIMUM AND 9.640 INCHES MAXIMUM FIRST HOLE | | FASTENER LENGTH | 9.830 INCHES MINIMUM AND 9.840 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.840 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A304 ASSN STD 2ND MATERIAL RESPONSE OR A322 ASSN STD 3RD MATERIAL RESPONSE OR A331 ASSN STD 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1045 OR STEEL COMP 8630 OVERALL | | NOMINAL THREAD DIAMETER | 1.750 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM FIRST HOLE | | SPECIAL FEATURES | 0.125 IN. W BY 1.000 IN. UNDERCUT LOCATED SURFACE OF HEAD | | WIDTH BETWEEN FLATS | 2.250 INCHES NOMINAL | | SURFACE TREATMENT | CHROMIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.125 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES DESIGNATOR | UN |
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