5305-01-189-7401, SCREW,EXTERNALLY RELIEVED BODY

5305-01-189-7400 SCREW,EXTERNALLY RELIEVED BODY

5305-01-189-7402 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-189-7401

Federal Supply Class:
5305

National Item Identification Number:
011897401

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:

SUM2971

K5294

GE AVIATION SYSTEMS LIMITED

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.180 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.088 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
HEAD DIAMETER	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
HEAD STYLE	PAN NO. 2
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	BS.S147 MFR REF SINGLE MATERIAL RESPONSE OVERALL OR BS.S154 MFR REF SINGLE MATERIAL RESPONSE OVERALL OR S.1.SPEC.1200.002 FSCM K5294 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.138 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	0731-511 FSCM K5294 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD LENGTH	0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC

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