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National Stock Number:
5305-01-286-3059
Federal Supply Class:
5305
National Item Identification Number:
012863059
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:
| THS-2023 M07 F0 9 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | THS-2023-M07 F09 | 04729 | UNICORP. |
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Techincal Specification:
| FASTENER LENGTH | 0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM | | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM | | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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