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National Stock Number:
5305-00-955-2940
Federal Supply Class:
5305
National Item Identification Number:
009552940
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:
| 296-23 | 09445 | DUKES AEROSPACE, INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.540 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | POINT STYLE | FLAT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.480 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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