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National Stock Number:
5305-01-068-5294
Federal Supply Class:
5305
National Item Identification Number:
010685294
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:
| PWA51790-2 | 53885 | DFF CORP | | PWA51790-2 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.375 INCHES NOMINAL | | HEAD HEIGHT | 1.000 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 6 | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 316 OR STEEL COMP 316L OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | POINT STYLE | POINTLESS | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.312 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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