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National Stock Number:
5306-01-598-7561
Federal Supply Class:
5306
National Item Identification Number:
015987561
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:
| M3/4X34HHDTL | 1T9G7 | IDEAL SUPPLY, INC |
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Techincal Specification:
| HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | 3/4-10 X 4-1/4 HEX HEAD C/S NI-CU (ALLOY 400), QQ-N-281D MIL-DTL-1222J | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281D ALLOY 400 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 10 | | THREAD LENGTH | 4.25 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
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