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National Stock Number:
5305-01-105-5237
Federal Supply Class:
5305
National Item Identification Number:
011055237
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:
| 8589886 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.625 INCHES NOMINAL | | FASTENER LENGTH | 1.984 INCHES MINIMUM AND | | 2.016 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 MIL STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 0.734 INCHES MINIMUM AND | | 0.766 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND | | 0.266 INCHES MAXIMUM | | POINT STYLE | CHAMFER DOG | | POINT LENGTH | 0.230 INCHES MINIMUM AND | | 0.240 INCHES MAXIMUM | | POINT DIAMETER | 0.193 INCHES MINIMUM AND | | 0.213 INCHES MAXIMUM | | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 8589886 |
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