5306-00-781-0370, BOLT,SHOULDER

National Stock Number:
5306-00-781-0370

Federal Supply Class:
5306

National Item Identification Number:
007810370

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:

MS20074-5-12	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1297-5-12	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

THREAD SERIES DESIGNATOR	UNJF
NOMINAL THREAD DIAMETER	0.312 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.488 INCHES MINIMUM AND
	0.508 INCHES MAXIMUM
FASTENER LENGTH	1.248 INCHES MINIMUM AND
	1.288 INCHES MAXIMUM
MATERIAL	STEEL COMP 8735 OR
	STEEL COMP 6150 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6098 MIL SPEC 1ST MATERIAL RESPONSE OR
	MIL-S-8503 MIL SPEC 2ND 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	0.203 INCHES MINIMUM AND
	0.235 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.553 INCHES MINIMUM AND
	0.565 INCHES MAXIMUM
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.371 INCHES MINIMUM AND
	0.374 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	0.760 INCHES MINIMUM AND
	0.780 INCHES MAXIMUM FIRST SHOULDER
SPECIFICATION/STANDARD DATA	80205-NAS1297 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND
	NASMS20074-5 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION

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