5310-00-406-7319 WASHER,FLAT Index 2530-00-406-7321 LINING,FRICTION

National Stock Number:
5306-00-406-7320

Federal Supply Class:
5306

National Item Identification Number:
004067320

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.


Manufacturer Information:
1159265419207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH3.620 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH2.620 INCHES NOMINAL
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.310 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
SPECIAL FEATURESMATERIAL STEEL COMP 1015 CF OVERALL TO 1025 CF OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF


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