5306-00-941-6479, BOLT,MACHINE

National Stock Number:
5306-00-941-6479

Federal Supply Class:
5306

National Item Identification Number:
009416479

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:

13213E3266

97403

CECOM LR CENTER

Techincal Specification:

EXTENDED WASHER DIAMETER	1.437 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.125 INCHES NOMINAL
FASTENER LENGTH	1.593 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.438 INCHES NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 4140 OR STEEL COMP 8640 OVERALL
NOMINAL THREAD DIAMETER	0.625 INCHES
WIDTH BETWEEN FLATS	1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD 1ST TREATMENT RESPONSE OR AMS 2402 ASSN STD 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND ZINC OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.452 INCHES MINIMUM AND 1.484 INCHES MAXIMUM
THREAD QUANTITY PER INCH	18
THREAD SERIES DESIGNATOR	UNF

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