5305-01-165-9161, SCREW,EXTERNALLY RELIEVED BODY

5306-01-165-9162 BOLT,INTERNAL WRENCHING

National Stock Number:
5305-01-165-9161

Federal Supply Class:
5305

National Item Identification Number:
011659161

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:

343-105

08748

ELDEC AEROSPACE CORP

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.328 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.500 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.094 INCHES MINIMUM AND 0.098 INCHES MAXIMUM
HEAD DIAMETER	0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT	0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
HEAD STYLE	PAN NO. 2
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES OR SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MINIMUM TENSILE STRENGTH	80 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.138 INCHES
SPECIAL FEATURES	MAKE FROM MS51957-30
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072-E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.172 INCHES NOMINAL
THREAD CLASS	2A
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC

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