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National Stock Number:
5305-01-196-3860
Federal Supply Class:
5305
National Item Identification Number:
011963860
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:
| 7124-A-22 | 55566 | MATTHEW WARREN, INC | | 7124A22 | 55566 | MATTHEW WARREN, INC | | A1-05-0432 | 18560 | ACR ELECTRONICS, INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | HEAD DIAMETER | 0.312 INCHES MINIMUM AND 0.332 INCHES MAXIMUM | | HEAD HEIGHT | 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 4 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A225/38 T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2011 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | POINT STYLE | FLAT | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.240 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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