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National Stock Number:
5305-00-207-6958
Federal Supply Class:
5305
National Item Identification Number:
002076958
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:
| 111-0201-3 | 03543 | DYNCORP DIV NORTH AMERICAN PUBLIC SECTOR |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.625 INCHES MINIMUM | | FASTENER LENGTH | 4.250 INCHES NOMINAL | | MATERIAL | STEEL COMP 1020 OR | | STEEL COMP 1213 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-630 FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-S-631 FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-S-633 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HEAD STYLE | ROUND | | HEAD DIAMETER | 0.240 INCHES MINIMUM AND | | 0.260 INCHES MAXIMUM | | HEAD HEIGHT | 0.091 INCHES MINIMUM AND | | 0.103 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | FIRST DIAMETER FROM HEAD | 0.138 INCHES NOMINAL | | SECOND DIAMETER FROM HEAD | 0.094 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.312 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.359 INCHES NOMINAL |
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