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National Stock Number:
5305-00-105-9949
Federal Supply Class:
5305
National Item Identification Number:
001059949
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:
| 7575959 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.234 INCHES MINIMUM AND | | 0.266 INCHES MAXIMUM | | FASTENER LENGTH | 0.436 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | MATERIAL | STEEL COMP 303 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | PAINT THREADS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | 171 NO. 21.3 FED STD SINGLE TREATMENT RESPONSE THREADS | | HEAD STYLE | KNURLED NO. 4 | | HEAD DIAMETER | 0.859 INCHES MINIMUM AND | | 0.891 INCHES MAXIMUM | | HEAD HEIGHT | 0.390 INCHES MINIMUM AND | | 0.424 INCHES MAXIMUM | | POINT STYLE | FLAT | | SPECIAL FEATURES | COLOR OLIVE DRAB NO.X24087 FED STD 595 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 7575959 |
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