5306-00-522-1486, BOLT,SHOULDER

National Stock Number:
5306-00-522-1486

Federal Supply Class:
5306

National Item Identification Number:
005221486

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:

276351	01060	MNR TOOL ENGINEERING INC
276351	52661	RTX CORPORATION
276351	56878	SPS TECHNOLOGIES, LLC
276351	77445	RTX CORPORATION
276351	92215	HOWMET GLOBAL FASTENING SYSTEMS INC
276351	93907	TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
276351	A1387	NECCHI SPA

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.658 INCHES MINIMUM AND
	1.708 INCHES MAXIMUM
FASTENER LENGTH	2.178 INCHES MINIMUM AND
	2.198 INCHES MAXIMUM
MATERIAL	STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	32.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HEAD HEIGHT	0.272 INCHES MINIMUM AND
	0.292 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.300 INCHES MINIMUM AND
	0.315 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.465 INCHES MINIMUM AND
	0.485 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND
	0.080 INCHES MAXIMUM
HOLE CONFIGURATION STYLE	DOUBLE HEXAGON LONGITUDINAL HOLE
HOLE TYPE	DRILLED
HOLE QUANTITY	4
HOLE DIAMETER	0.070 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.311 INCHES NOMINAL FIRST SHOULDER
	0.312 INCHES NOMINAL SECOND SHOULDER
SHOULDER LENGTH	0.175 INCHES NOMINAL FIRST SHOULDER
	0.150 INCHES NOMINAL SECOND SHOULDER
SPECIAL FEATURES	SHOULDER FURTHEREST FROM HEAD THREADED 0.312-32 BY 3A FIT
CRITICALITY CODE JUSTIFICATION	SUPP
SUPPLEMENTARY FEATURES	FAILURE COULD CAUSE CATASTROPHIC OR CRITICAL FAILURE RESULTING IN THE LOSS OF OR SERIOUS DAMAGE TO THE AIRCRAFT. WPN SYS OR UNCOMMANDED ENGINE SHUTDOWN
THE MANUFACTURERS DATA
MANUFACTURERS CODE	77445
DESIGN CONTROL REFERENCE	276351

Click here to Register for Free 30-day Trial