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National Stock Number: 5306-01-538-6791
Federal Supply Class: 5306
National Item Identification Number: 015386791
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:
| 1-CB-25C-150 | 97852 | STAR STAINLESS SCREW CO | | 92356A546 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| FASTENER LENGTH | 1.645 INCHES MINIMUM | | HEAD DIAMETER | 0.594 INCHES MINIMUM | | HEAD HEIGHT | 0.145 INCHES MINIMUM | | HEAD STYLE | ROUND | | MATERIAL | STEEL COMP 302 OVERALL | | NECK LENGTH | 0.156 INCHES MINIMUM | | NECK WIDTH | 0.260 INCHES MINIMUM | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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