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National Stock Number:
5305-00-856-9374
Federal Supply Class:
5305
National Item Identification Number:
008569374
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:
| 131031-5 | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV | | 131031-5 | 2T401 | WEOT PRECISION INDUSTRIES INC | | 131031-5 | 31095 | MILLIPART, INC |
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Techincal Specification:
| FASTENER LENGTH | 1.500 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | POINT STYLE | FLAT | | SPECIAL FEATURES | HOLE DRILLED ALONG LATERAL AXIS 0.094 IN. LG FROM THREADED END BY 0.062 IN. MIN,0.065 IN. MAX DIA | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.310 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 20 |
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