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National Stock Number:
5305-01-354-6572
Federal Supply Class:
5305
National Item Identification Number:
013546572
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:
| 4132-M09-F09 | 04729 | UNICORP. | | 507508-9 | 12909 | CARDION INC | | 507508-9 | 20284 | AIMTRON SYSTEMS, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.370 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | FASTENER LENGTH | 0.937 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMA380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.235 INCHES MINIMUM AND | | 0.265 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.432 INCHES MINIMUM AND | | 0.442 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.125 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.552 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM |
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