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National Stock Number:
5305-00-607-1357
Federal Supply Class:
5305
National Item Identification Number:
006071357
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:
| 4169600 | 12344 | TALLY PRINTER CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD LENGTH | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 0.594 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | NICKEL OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 0.750 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.094 INCHES NOMINAL FIRST SHOULDER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 12344 | | DESIGN CONTROL REFERENCE | 4169600 |
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