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National Stock Number:
5305-01-452-5998
Federal Supply Class:
5305
National Item Identification Number:
014525998
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:
| 167-6404610 FIND 54 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 167-6404610-54 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 211015736 | 43689 | HUNTINGTON INGALLS INC |
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Techincal Specification:
| FASTENER LENGTH | 0.930 INCHES NOMINAL | | HEAD DIAMETER | 1.750 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 2 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B464 TEMP 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE FASTENER | | MATERIAL | COPPER ALLOY 464 FASTENER | | MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE LOCKING FEATURE | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIAL FEATURES | WITH SELF-LOCKING ELEMENT, P/N 167-6404610-55. THREADS UNDERCUT FOR RELIEF | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNC |
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