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National Stock Number:
5305-00-074-8951
Federal Supply Class:
5305
National Item Identification Number:
000748951
Description:
SETSCREW
Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
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Manufacturer Information:
| 8213734 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.109 INCHES MINIMUM AND | | 0.141 INCHES MAXIMUM | | FASTENER LENGTH | 0.188 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 268 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.126 INCHES MINIMUM AND | | 0.128 INCHES MAXIMUM | | POINT STYLE | CUP | | SPECIAL FEATURES | 0.00002 IN. MIN 0.00005 IN. MAX PLATING THICKNESS AND DO NOT APPLY INTERMEDIATE COATING BEFORE PLATING SEE PAR 3.3.5 SPEC QQ-C-320 AND 125 MICROINCH FINISH OVERALL AND SPECIFIED TOLERANCE APPLIES TO MAX METLA CONDITIONS AND ADDITIONAL TOLERANCE ON TIR PERMITTED EQUAL TO SUM OF TOLERANCES ACTUALLY USED IN MACHING OF BOTH RELATED DIAMETERS | | CRITICALITY CODE JUSTIFICATION | FEAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 8213734 |
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