5306-00-373-2993, BOLT,SHOULDER

National Stock Number:
5306-00-373-2993

Federal Supply Class:
5306

National Item Identification Number:
003732993

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:

400661	0UCY9	M.S. AEROSPACE INC.
400661	52661	RTX CORPORATION
4006661	0UCY9	M.S. AEROSPACE INC.
4006661	11449	TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
4006661	77445	RTX CORPORATION
4006661	82224	JOHN HASSALL, INC.
5306PL1495225	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
4006661	93907	TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS

Techincal Specification:

CRITICALITY CODE JUSTIFICATION	AGAV
EXTENDED WASHER DIAMETER	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.070 INCHES MINIMUM
FASTENER LENGTH	1.815 INCHES MINIMUM AND 1.855 INCHES MAXIMUM
HEAD HEIGHT	0.328 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHOULDER DIAMETER	0.3739 INCHES MINIMUM AND 0.3743 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER LENGTH	1.325 INCHES MINIMUM AND 1.345 INCHES MAXIMUM FIRST SHOULDER
WIDTH BETWEEN FLATS	0.375 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2406 ASSN STD SINGLE TREATMENT RESPONSE GRIP
SURFACE TREATMENT	CHROMIUM GRIP
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.418 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH	28

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