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National Stock Number:
5306-00-206-1387
Federal Supply Class:
5306
National Item Identification Number:
002061387
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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Techincal Specification:
| COUNTERSINK ANGLE | 75.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.250 INCHES NOMINAL | | FEATURES PROVIDED | SQUARE NUT | | HEAD DIAMETER | 0.969 INCHES NOMINAL | | HEAD STYLE | FLAT TOP ELEVATOR | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | MATERIAL | STEEL OVERALL | | NECK LENGTH | 0.218 INCHES NOMINAL | | NECK WIDTH | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | FURNISHED W/ONE SQ NUT | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC | | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
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