5305-00-007-1079 SCREW,SHOULDER Index 5970-00-007-1081 INSULATION SLEEVING,ELECTRICAL

National Stock Number:
5305-00-007-1080

Federal Supply Class:
5305

National Item Identification Number:
000071080

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:
SMB50031880063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.317 INCHES MINIMUM AND 0.327 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.512 INCHES MINIMUM AND 0.532 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.073 INCHES MINIMUM AND 0.076 INCHES MAXIMUM
HEAD DIAMETER0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD HEIGHT0.037 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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