4720-00-065-9637 HOSE,NONMETALLIC Index 5305-00-065-9639 SETSCREW

National Stock Number:
5305-00-065-9638

Federal Supply Class:
5305

National Item Identification Number:
000659638

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:
998698418876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.584 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
HEAD HEIGHT0.165 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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