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National Stock Number:
5306-01-045-0082
Federal Supply Class:
5306
National Item Identification Number:
010450082
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:
| 9419376 | 16004 | DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC | | 9419376 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | | 9419376 | 92878 | HDT EXPEDITIONARY SYSTEMS INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.940 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1018 OR | | STEEL COMP 1021 OR | | STEEL COMP 1022 OVERALL | | THREAD LENGTH | 0.840 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | SURFACE TREATMENT | ZINC OR | | NICKEL OR | | CADMIUM OVERALL | | HARDNESS RATING | 22.0 ROCKWELL C MINIMUM AND | | 35.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.233 INCHES MINIMUM AND | | 0.251 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.607 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.095 INCHES NOMINAL | | LOCKING FEATURE | LOCKING TEETH HEAD | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | 24 SERRATIONS ON WASHER |
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