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National Stock Number:
5305-00-364-8311
Federal Supply Class:
5305
National Item Identification Number:
003648311
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:
| 030214 | 31361 | WOODWARD, INC. | | 030214 | 66503 | WOODWARD, INC. | | 03040-192 | 31361 | WOODWARD, INC. |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.062 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.405 INCHES MINIMUM AND 0.409 INCHES MAXIMUM | | FASTENER LENGTH | 0.719 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.297 INCHES MINIMUM AND 0.307 INCHES MAXIMUM | | HEAD DIAMETER | 0.625 INCHES NOMINAL | | HEAD HEIGHT | 0.125 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | SECOND DIAMETER FROM HEAD | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | THIRD DIAMETER FROM HEAD | 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD LENGTH | 0.312 INCHES NOMINAL |
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