5305-00-939-0889 SCREW,CLOSE TOLERANCE Index 5305-00-939-0891 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-00-939-0890

Federal Supply Class:
5305

National Item Identification Number:
009390890

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:
10034194-418876U S ARMY AVIATION AND MISSILE COMMAND
2679799-6106424ALLIANT TECHSYSTEMS OPERATIONS LLC
6109-SS-1032-706540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6109-SS-103207031TEMPO INSTRUMENT INC DEFENSE ELECTRONICS DIV
5265823-00753711NAVAL SEA SYSTEMS COMMAND
410-2906615D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
6109SS103206540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
SC5305-0013-2012115DRS ICAS, LLC
6109-SS-1032-71YGB8CAREY MANUFACTURING CO, INC
6109SS10321YGB8CAREY MANUFACTURING CO, INC
6109SS1032-71YGB8CAREY MANUFACTURING CO, INC


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.938 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
HEAD DIAMETER0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
HEAD HEIGHT0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPECIAL FEATURESCONE POINT
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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