5305-00-953-7032, SCREW,EXTERNALLY RELIEVED BODY

5305-00-953-7033 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-953-7032

Federal Supply Class:
5305

National Item Identification Number:
009537032

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:

100-3003-001	56118	SPARTON CORP
100-3003-001	82268	SPARTON CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.070 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	2.000 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	2.040 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.120 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	4
FASTENER LENGTH	2.562 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.120 INCHES NOMINAL
FOURTH DIAMETER FROM HEAD	0.250 INCHES NOMINAL
HEAD DIAMETER	0.218 INCHES NOMINAL
HEAD HEIGHT	0.500 INCHES NOMINAL
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582,COND A ASSN STD 1ST MATERIAL RESPONSE OR ASTM A581,COND A ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OR STEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
SECOND DIAMETER FROM HEAD	0.218 INCHES NOMINAL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THIRD DIAMETER FROM HEAD	0.120 INCHES NOMINAL
THREAD LENGTH	0.366 INCHES MINIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNF

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