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National Stock Number:
5305-00-735-1314
Federal Supply Class:
5305
National Item Identification Number:
007351314
Description:
THUMBSCREW
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
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Manufacturer Information:
| 693399 | 34623 | AM GENERAL LLC | | 7351314 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.547 INCHES MAXIMUM | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 41 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | WING NO. 4 | | HEAD HEIGHT | 0.500 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.875 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | POINT STYLE | POINTLESS |
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