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National Stock Number:
5305-00-223-0066
Federal Supply Class:
5305
National Item Identification Number:
002230066
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:
| 5025-34 | 82340 | L3HARRIS TECHNOLOGIES, INC. | | ABS20519V10 | 70127 | ABSCOA INDUSTRIES INC |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.203 INCHES MINIMUM AND 0.233 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 0.610 INCHES MINIMUM AND 0.655 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM | | HEAD DIAMETER | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM | | HEAD HEIGHT | 0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 304 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | FURNISHED WITH 1 SILICONE O-RING AND 1 TFE FLAT WASHER | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.377 INCHES MINIMUM AND 0.452 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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