5305-01-194-8468, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-194-8468

Federal Supply Class:
5305

National Item Identification Number:
011948468

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:

SUM3115	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SUM3115	K5294	GE AVIATION SYSTEMS LIMITED

Techincal Specification:

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	0722-606 FSCM K5294 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	OXIDE OVERALL
THREAD LENGTH	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNC
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.032 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD DIAMETER	0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
HEAD HEIGHT	0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
HEAD STYLE	PAN NO. 2
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	BS.S147 MFR REF SINGLE MATERIAL RESPONSE OR BS.S154 MFR REF SINGLE MATERIAL RESPONSE OR S.1.SPEC.1200.002 FSCM K5294 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.112 INCHES
SECOND DIAMETER FROM HEAD	0.072 INCHES MINIMUM AND 0.076 INCHES MAXIMUM
SPECIAL FEATURES	FINISH COLOR BLACK

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