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National Stock Number:
5305-01-496-8499
Federal Supply Class:
5305
National Item Identification Number:
014968499
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:
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Techincal Specification:
| HEAD STYLE | THUMB NO. 4 | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | SUPPLEMENTARY FEATURES | REFER TO ILLUSTRATED PARTS CATALOG 308-335 FIG 2 REF NO 1 | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 18 |
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