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National Stock Number:
5305-01-099-7962
Federal Supply Class:
5305
National Item Identification Number:
010997962
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:
| 4003276-1 | 29381 | GICHNER SYSTEMS GROUP, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | FASTENER LENGTH | 0.875 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | THUMB NO. 6 | | HEAD HEIGHT | 1.000 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.875 INCHES MINIMUM AND | | 1.125 INCHES MAXIMUM | | POINT STYLE | FLAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 29381 | | DESIGN CONTROL REFERENCE | 4003276-1 |
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