5305-00-458-2002 SCREW,CAP,HEXAGON HEAD Index 5305-00-458-2004 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-458-2003

Federal Supply Class:
5305

National Item Identification Number:
004582003

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:
171-SS-2055566MATTHEW WARREN, INC
6145SS1032-706540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6145SS1032-71YGB8CAREY MANUFACTURING CO, INC
9333C0009-2487557LOCKHEED CORP LOCKHEED ELECTRONICS CO INC
9333C0009-2494117BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
HEAD HEIGHT0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
HEAD DIAMETER0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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