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National Stock Number:
5305-01-144-3894
Federal Supply Class:
5305
National Item Identification Number:
011443894
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:
| 810AS525 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 810AS525 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER |
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Techincal Specification:
| FASTENER LENGTH | 0.968 INCHES NOMINAL | | HEAD DIAMETER | 0.500 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | HEAD HEIGHT | 0.375 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 4 | | MATERIAL DOCUMENT AND CLASSIFICATION | | | MATERIAL | | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | POINT STYLE | CUP | | THREAD CLASS | 3A | | THREAD LENGTH | 0.375 INCHES MINIMUM AND 0.435 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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