5306-00-783-8753, BOLT,SHOULDER

National Stock Number:
5306-00-783-8753

Federal Supply Class:
5306

National Item Identification Number:
007838753

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:

50516-1029

49956

RAYTHEON COMPANY

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.554 INCHES MINIMUM AND
	0.590 INCHES MAXIMUM
FASTENER LENGTH	1.822 INCHES NOMINAL
MATERIAL	STEEL COMP 4037 OR
	STEEL COMP 4130 OR
	STEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR
	MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR
	MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.172 INCHES MINIMUM AND
	0.204 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.500 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.309 INCHES MINIMUM AND
	0.312 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	1.197 INCHES NOMINAL FIRST SHOULDER
SPECIAL FEATURES	UNDERCUT BETWEEN SHOULDERAND THREADS 0.035 TO 0.070 IN WIDE
THE MANUFACTURERS DATA
MANUFACTURERS CODE	49956
DESIGN CONTROL REFERENCE	50516-1029

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