5305-00-933-3146, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-933-3146

Federal Supply Class:
5305

National Item Identification Number:
009333146

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Manufacturer Information:

B523414	16758	GENERAL MOTORS CORP DELCO ELECTRONICS DIV
SMB523414	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.266 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.093 INCHES NOMINAL
HEAD DIAMETER	0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT	0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
HEAD STYLE	FILLISTER
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	66 COMP 18-8 FED STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OR STEEL COMP 430 OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES
THREAD LENGTH	0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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