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National Stock Number:
5305-00-207-9897
Federal Supply Class:
5305
National Item Identification Number:
002079897
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:
| 42710 | 24930 | L3HARRIS TECHNOLOGIES, INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES MINIMUM | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | HEAD STYLE | KNURLED NO. 2 | | HEAD DIAMETER | 0.625 INCHES NOMINAL | | HEAD HEIGHT | 0.438 INCHES NOMINAL | | POINT STYLE | FLAT | | SPECIAL FEATURES | UNDERCUT UNTHREADED PORTION 0.062 IN. DIA BY 0.062 IN. LONG | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 24930 | | DESIGN CONTROL REFERENCE | 42710 |
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