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National Stock Number:
5306-00-054-8055
Federal Supply Class:
5306
National Item Identification Number:
000548055
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:
| 548055 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 8.500 INCHES NOMINAL | | FEATURES PROVIDED | SQUARE NUT | | HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL | | HEAD DIAMETER | 0.938 INCHES NOMINAL | | HEAD HEIGHT | 0.219 INCHES NOMINAL | | HEAD STYLE | BUTTON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633,CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | NECK LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | NECK WIDTH | 0.431 INCHES MINIMUM AND 0.452 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.375 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNC |
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