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National Stock Number: 5305-00-799-4239
Federal Supply Class: 5305
National Item Identification Number: 007994239
Description: SCREW,ASSEMBLED WASHER
Detail: A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).
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Manufacturer Information:
| 7994239 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 92702 | 08645 | BRIGGS AND STRATTON CORP | | 92848 | 08645 | BRIGGS AND STRATTON CORP |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 0.250 INCHES NOMINAL | | HEAD HEIGHT | 0.094 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | PRIMARY WASHER MATERIAL THICKNESS | 0.031 INCHES NOMINAL | | PRIMARY WASHER OUTSIDE DIAMETER | 0.260 INCHES NOMINAL | | PRIMARY WASHER STYLE | SPLIT HELICAL RING | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WASHER QUANTITY | 1 |
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