5305-00-021-3213 SCREW,EXTERNALLY RELIEVED BODY Index 5905-00-021-3215 RESISTOR,VARIABLE,NONWIRE WOUND,

National Stock Number:
5305-00-021-3214

Federal Supply Class:
5305

National Item Identification Number:
000213214

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:
618784-296214RAYTHEON COMPANY


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM
HEAD DIAMETER0.202 INCHES MINIMUM AND 0.222 INCHES MAXIMUM
HEAD HEIGHT0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENTPAINT AND PRIMER OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH40


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