5306-00-137-8145, BOLT,MACHINE

National Stock Number:
5306-00-137-8145

Federal Supply Class:
5306

National Item Identification Number:
001378145

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:

8774546-1	11447	L3 TECHNOLOGIES, INC.
8774546-1	49671	LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	3.846 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	3.920 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	1.860 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.062 INCHES MINIMUM AND 0.071 INCHES MAXIMUM FIRST HOLE
SPECIAL FEATURES	PILOT ON THREAD END 0.840 NOM LENGTH 0.250 NOM DIA
SURFACE TREATMENT	ENAMEL GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	TT-E-485,TY 2 FED SPEC SINGLE TREATMENT RESPONSE GRIP
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.220 INCHES MINIMUM
THREAD QUANTITY PER INCH	16
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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