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National Stock Number:
5305-01-527-7651
Federal Supply Class:
5305
National Item Identification Number:
015277651
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:
| 114109-2.125-MOD12A | 51506 | ACCURATE SCREW MACHINE CORP |
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Techincal Specification:
| COLOR | NATURAL OVERALL | | EXTERNAL THREAD TOLERANCE CLASS | 2A | | FASTENER LENGTH | 2.125 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEX HEAD CAPTIVE MACHINE SCREW | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | WIDTH BETWEEN FLATS | 0.433 INCHES NOMINAL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD LENGTH | 0.250 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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