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National Stock Number:
5305-01-389-8030
Federal Supply Class:
5305
National Item Identification Number:
013898030
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:
| ADB-30460 | 02064 | MJT HOLDINGS LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | SURFACE TREATMENT | OXIDE OVERALL | | COLOR | BLACK OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | SPECIAL FEATURES | UNDERCUT BENEATH HEAD 0.250 IN. |
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