2815-00-167-4119 INSERT,ENGINE VALVE SEAT Index 5305-00-167-4125 SCREW,MACHINE

National Stock Number:
5306-00-167-4124

Federal Supply Class:
5306

National Item Identification Number:
001674124

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:
9145777445RTX CORPORATION


Techincal Specification:
FEATURES PROVIDEDUNFINISHED HEAD
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH2.060 INCHES NOMINAL
MATERIALSTEEL COMP 8740 OVERALL
THREAD LENGTH0.520 INCHES MINIMUM
HEAD STYLESQUARE
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD HEIGHT0.280 INCHES NOMINAL
GRIP LENGTH1.540 INCHES NOMINAL


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