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National Stock Number:
5305-01-016-0471
Federal Supply Class:
5305
National Item Identification Number:
010160471
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:
| PK360-1-4PK | 00994 | COLUMBUS JACK CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | HEAD HEIGHT | 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | HEAD STYLE | THUMB NO. 4 | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | POINT STYLE | FLAT | | WIDTH BETWEEN FLATS | 0.340 INCHES MINIMUM AND 0.450 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD LENGTH | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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