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National Stock Number:
5306-00-375-0486
Federal Supply Class:
5306
National Item Identification Number:
003750486
Description:
BOLT,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 undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
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Manufacturer Information:
| 3260E9249 | 83299 | HYSTER-YALE GROUP, INC. | | 864018 | 12603 | CLARK EQUIPMENT CO | | 864018 | 89749 | CLARK MATERIAL HANDLING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.221 INCHES MINIMUM AND | | 0.226 INCHES MAXIMUM | | FASTENER LENGTH | 0.365 INCHES MINIMUM AND | | 0.390 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1008 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | DICHROMATE ZINC OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.156 INCHES MINIMUM AND | | 0.188 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.365 INCHES MINIMUM AND | | 0.378 INCHES MAXIMUM |
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