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National Stock Number: 5306-01-220-7948
Federal Supply Class: 5306
National Item Identification Number: 012207948
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:
3-4-10UNC3A X 2 INO | 0JWD1 | PRECISION DEFENSE SERVICES INC |
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Techincal Specification:
CRITICALITY CODE JUSTIFICATION | ZZZY | FASTENER LENGTH | 1.938 INCHES MINIMUM AND 2.062 INCHES MAXIMUM | GRIP LENGTH | 0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM | HEAD STYLE | HEXAGON | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-23229 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | COBALT ALLOY OVERALL | NOMINAL THREAD DIAMETER | 0.750 INCHES | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | WIDTH BETWEEN FLATS | 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 1.750 INCHES NOMINAL | THREAD SERIES DESIGNATOR | UNC | THREAD QUANTITY PER INCH | 10 |
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