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National Stock Number:
5306-01-303-3898
Federal Supply Class:
5306
National Item Identification Number:
013033898
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:
| 1476-243-X1 | 01272 | MASSEY-FERGUSON INC NORTH AMERICAN PARTS OPN DIV | | 32166222 | 13446 | PERKINS ENGINES INC |
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 0.102 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 1.011 INCHES MINIMUM AND 1.031 INCHES MAXIMUM | | FASTENER LENGTH | 5.058 INCHES MINIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.433 INCHES MINIMUM AND 0.457 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | WIDTH BETWEEN FLATS | 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 1.260 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 20 |
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