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		                             National Stock Number: 5305-01-617-4889
  Federal Supply Class: 5305
  National Item Identification Number: 016174889
  Description: SCREW,MACHINE
  Detail: An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD. 
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  Manufacturer Information:
 | 96640A058 | 0KVE6 | MCMASTER-CARR SUPPLY CO |  | 96640A058 | 97852 | STAR STAINLESS SCREW CO |   
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  Techincal Specification:
 | COLOR | BLACK |  | COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |  | FASTENER LENGTH | 0.500 INCHES NOMINAL |  | HEAD DIAMETER | 0.212 INCHES NOMINAL |  | HEAD STYLE | FLAT COUNTERSUNK |  | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | FLAT HEAD PHILLIPS MACHINE SCREW |  | NOMINAL THREAD DIAMETER | 0.112 INCHES |  | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 18-8 STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE |  | SCREW MATERIAL | STEEL CORROSION RESISTING |  | SCREW SURFACE TREATMENT | OXIDE |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.433 INCHES NOMINAL |  | THREAD QUANTITY PER INCH | 40 |  | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |   
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