5306-00-530-3340, BOLT,SHOULDER

National Stock Number:
5306-00-530-3340

Federal Supply Class:
5306

National Item Identification Number:
005303340

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.

Manufacturer Information:

5303340

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.287 INCHES MINIMUM AND
	0.307 INCHES MAXIMUM
FASTENER LENGTH	0.672 INCHES MINIMUM AND
	0.704 INCHES MAXIMUM
MATERIAL	STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND
	55.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.078 INCHES MINIMUM AND
	0.094 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.359 INCHES MINIMUM AND
	0.391 INCHES MAXIMUM
SHOULDER SHAPE	HEXAGONAL FIRST SHOULDER
SHOULDER WIDTH ACROSS FLATS	0.248 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH	0.162 INCHES MINIMUM AND
	0.182 INCHES MAXIMUM FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.547 INCHES MINIMUM AND
	0.578 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.042 INCHES MINIMUM AND
	0.062 INCHES MAXIMUM FIRST HOLE

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