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National Stock Number: 5306-01-170-6171
Federal Supply Class: 5306
National Item Identification Number: 011706171
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:
| 1D4678 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM | | HEAD DIAMETER | 0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NECK LENGTH | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | NECK WIDTH | 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNC |
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