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National Stock Number: 5305-01-674-9228
Federal Supply Class: 5305
National Item Identification Number: 016749228
Description: SCREW,CAP,SOCKET HEAD
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Manufacturer Information:
| 20143244-01 | 1C4D2 | CHICAGO NUT & BOLT, INC. | | 20143244-01 | 1CK68 | PRIME MACHINE, INC. | | 20143244-01 | 1XBU9 | ALL METALS AND FORGE LLC DBA STEELFORGE |
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Techincal Specification:
| HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM | | HEAD STYLE | DISHED HEXAGON | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A895 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | CHASSIS STAND OFF (SHORT) | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 4.00 INCHES | | WIDTH BETWEEN FLATS | 0.190 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A967/A967M INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC | | FASTENER LENGTH | 0.472 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
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