5306-00-254-0331, BOLT,SHOULDER

National Stock Number:
5306-00-254-0331

Federal Supply Class:
5306

National Item Identification Number:
002540331

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:

9633M44P01	07482	GENERAL ELECTRIC COMPANY
9633M44P01	0HBF7	BLANC AIRCRAFT FASTENERS INC
9633M44P01	1B6R3	MRA SYSTEMS, LLC

Techincal Specification:

FASTENER LENGTH	2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM
HARDNESS RATING	30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4340 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHOULDER DIAMETER	0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	2.525 INCHES MINIMUM AND 2.535 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE	ROUND FIRST SHOULDER
WIDTH BETWEEN FLATS	0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.345 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	28

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