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National Stock Number: 5306-00-012-8667
Federal Supply Class: 5306
National Item Identification Number: 000128667
Description: BOLT,SQUARE NECK
Detail: A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
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Manufacturer Information:
| 128667 | 12204 | DAIMLER CHRYSLER | | 128667 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | 128667 | 24617 | GENERAL MOTORS CORP |
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Techincal Specification:
| FASTENER LENGTH | 2.500 INCHES NOMINAL | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | OVAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633,CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NECK LENGTH | 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM | | NECK WIDTH | 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.875 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 18 |
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