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National Stock Number:
5305-00-053-1267
Federal Supply Class:
5305
National Item Identification Number:
000531267
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:
| 8626246 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.125 INCHES NOMINAL | | FASTENER LENGTH | 0.450 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 0.484 INCHES NOMINAL | | HEAD HEIGHT | 0.062 INCHES NOMINAL | | POINT STYLE | CONE | | POINT LENGTH | 0.325 INCHES NOMINAL | | POINT DIAMETER | 0.141 INCHES NOMINAL | | POINT CHAMFER ANGLE | 60.0 DEGREES NOMINAL | | SPECIAL FEATURES | 2 DRILLED HOLES 0.047 IN. DIA IN HEAD | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 8626246 |
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