5305-00-907-3117, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-907-3117

Federal Supply Class:
5305

National Item Identification Number:
009073117

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:

8060002250

57057

NAVCOM DEFENSE ELECTRONICS, INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	3.530 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	3.718 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.250 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.078 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	4.172 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.125 INCHES NOMINAL
HEAD DIAMETER	0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
HEAD HEIGHT	0.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.164 INCHES
SECOND DIAMETER FROM HEAD	0.161 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.454 INCHES NOMINAL
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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