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National Stock Number:
5306-00-265-0847
Federal Supply Class:
5306
National Item Identification Number:
002650847
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:
| FFB584TYPE1CLASS1STYLEA | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| THREAD LENGTH | 0.750 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC | | FASTENER LENGTH | 4.000 INCHES NOMINAL | | HARDNESS RATING | 95.5 ROCKWELL B NOMINAL OVERALL | | HEAD DIAMETER | 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM | | HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 CLASS AND A STYLE | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | NECK LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM | | NECK WIDTH | 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM | | SURFACE TREATMENT | DICHROMATE ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND |
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