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National Stock Number:
5305-01-345-6684
Federal Supply Class:
5305
National Item Identification Number:
013456684
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:
| 0N444920 | 98230 | NATIONAL SECURITY AGENCY | | 0N449200-1 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | THS-2074 M07 F0 9 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | THS-2074-M07 F09 | 04729 | UNICORP. |
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Techincal Specification:
| FASTENER LENGTH | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM | | HEAD DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | HEAD HEIGHT | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | POINT STYLE | FLAT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A580 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.433 INCHES MINIMUM AND 0.505 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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