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National Stock Number:
5305-00-510-1470
Federal Supply Class:
5305
National Item Identification Number:
005101470
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:
| SK 8450-ST | 76871 | OHIO NUT AND BOLT CO DIV OF FASTENER INDUSTRIES INC | | ST3420 | 76871 | OHIO NUT AND BOLT CO DIV OF FASTENER INDUSTRIES INC |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.750 INCHES NOMINAL | | HEAD STYLE | THUMB NO. 1 | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | POINT STYLE | FLAT | | WIDTH BETWEEN FLATS | 1.250 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.125 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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