5306-01-159-1130, BOLT,SHOULDER

5305-01-159-1128 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-159-1130

Federal Supply Class:
5306

National Item Identification Number:
011591130

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:

342221	11862	GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
342221	7X677	GENERAL MOTORS LLC

Techincal Specification:

FASTENER LENGTH	1.390 INCHES MINIMUM AND 1.430 INCHES MAXIMUM
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.250 INCHES NOMINAL
HEAD STYLE	CROWNED HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4037 OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
SHOULDER DIAMETER	0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE	ROUND FIRST SHOULDER
SPECIAL FEATURES	NYLON STRIP LOCKING FEATURE IN THREADS
WIDTH BETWEEN FLATS	0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	GM 4363-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM
THREAD QUANTITY PER INCH	13
THREAD SERIES DESIGNATOR	UNRC

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