5305-00-703-8329, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-703-8329

Federal Supply Class:
5305

National Item Identification Number:
007038329

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:

536182-2

82577

RAYTHEON COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.124 INCHES MINIMUM AND 1.144 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
HEAD DIAMETER	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HEAD HEIGHT	0.410 INCHES MINIMUM AND 0.470 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SPECIAL FEATURES	CONE POINT
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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