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National Stock Number:
5305-00-774-4793
Federal Supply Class:
5305
National Item Identification Number:
007744793
Description:
SETSCREW
Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
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Manufacturer Information:
| 7744793 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | | HEAD DIAMETER | 0.340 INCHES NOMINAL | | HEAD HEIGHT | 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL COMP 1212 OR STEEL COMP 1020 OR STEEL COMP 1022 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | POINT DIAMETER | 0.160 INCHES NOMINAL | | POINT LENGTH | 0.070 INCHES NOMINAL | | POINT STYLE | DOG | | SPECIAL FEATURES | 0.172 IN. DIA BY 0.060 IN. W UNDERCUT UNDER HEAD | | THREAD LENGTH | 0.250 INCHES MINIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 20 |
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