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National Stock Number:
5305-00-409-2994
Federal Supply Class:
5305
National Item Identification Number:
004092994
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:
| 610899 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD CLASS | 2A | | THREAD LENGTH | 0.053 INCHES MINIMUM AND | | 0.063 INCHES MAXIMUM | | FASTENER LENGTH | 0.068 INCHES MINIMUM AND | | 0.078 INCHES MAXIMUM | | MATERIAL | STEEL COMP 303 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.016 INCHES MINIMUM AND | | 0.020 INCHES MAXIMUM | | HEAD HEIGHT | 0.035 INCHES MINIMUM AND | | 0.039 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | FIRST DIAMETER FROM HEAD | 0.051 INCHES MINIMUM AND | | 0.054 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.015 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 06481 | | DESIGN CONTROL REFERENCE | 610899 |
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