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National Stock Number:
5305-01-516-3084
Federal Supply Class:
5305
National Item Identification Number:
015163084
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:
| 18074-S-7 | 51506 | ACCURATE SCREWMACHINE CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.7975 INCHES MINIMUM AND 0.8275 INCHES MAXIMUM | | HEAD DIAMETER | 0.4375 INCHES MINIMUM | | HEAD HEIGHT | 0.1725 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.6100 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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