5325-01-531-6288 STUD,TURNLOCK FASTENER Index 5895-01-531-6290 RECEIVER-TRANSMITTER GROUP

National Stock Number:
5305-01-531-6289

Federal Supply Class:
5305

National Item Identification Number:
015316289

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:
102241-00166544FRONTGRADE TECHNOLOGIES INC.


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.475 INCHES MINIMUM AND 0.495 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.094 INCHES MINIMUM AND 0.098 INCHES MAXIMUM
HEAD DIAMETER0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM
HEAD STYLEFLAT FILLISTER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 303 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.138 INCHES
WIDTH ACROSS FLATS0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD LENGTH0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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