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National Stock Number:
5305-01-461-0327
Federal Supply Class:
5305
National Item Identification Number:
014610327
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.
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Manufacturer Information:
| 12988985 | 19200 | US ARMY ARDEC RDECOM | | 5305PL0915957 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF TENTH DIAMETER | 98.1 MILLIMETERS NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 116.7 MILLIMETERS NOMINAL | | HEAD DIAMETER | 21.95 MILLIMETERS NOMINAL | | HEAD HEIGHT | 7.0 MILLIMETERS NOMINAL | | HEAD STYLE | KNURLED NO. 4 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | NOMINAL THREAD DIAMETER | 0.437 INCHES | | NONSTANDARD THREAD PITCH DIAMETER | +13.2 TO 14.2 MILLIMETERS | | SPECIAL FEATURES | SCREW,SECURING BUTTSTOCK | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 13.2 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 20 |
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