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National Stock Number:
5305-01-091-1814
Federal Supply Class:
5305
National Item Identification Number:
010911814
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:
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | THREAD QUANTITY PER INCH | 40 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.619 INCHES MINIMUM AND | | 0.629 INCHES MAXIMUM | | FASTENER LENGTH | 0.682 INCHES MINIMUM AND | | 0.692 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | FED-STD-66C FED STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD DIAMETER | 0.495 INCHES MINIMUM AND | | 0.505 INCHES MAXIMUM | | HEAD HEIGHT | 0.120 INCHES MINIMUM AND | | 0.130 INCHES MAXIMUM | | POINT STYLE | FLAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 52326 | | DESIGN CONTROL REFERENCE | 1236 |
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