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National Stock Number:
5305-01-094-1392
Federal Supply Class:
5305
National Item Identification Number:
010941392
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:
| 1120B | 71279 | INTERCONNECTION PRODUCTS INC | | 330-1120-02-02 | 71279 | INTERCONNECTION PRODUCTS INC | | 531635-2 | 96214 | RAYTHEON COMPANY | | 6550W85P001 | 97424 | AMETEK INC |
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Techincal Specification:
| FASTENER LENGTH | 0.530 INCHES NOMINAL | | HEAD DIAMETER | 0.438 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 2 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 COMP 22 1/2HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | POINT STYLE | FLAT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 TYPE VI FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.406 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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