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National Stock Number:
5305-00-777-5761
Federal Supply Class:
5305
National Item Identification Number:
007775761
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:
| 11074255-2 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 3100-8-14 | 81312 | WINCHESTER INTERCONNECT CORPORATION | | 860065-0005 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 860065-0005 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION | | 860065-5 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 860065-5 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES MAXIMUM | | HEAD DIAMETER | 0.430 INCHES MAXIMUM | | HEAD HEIGHT | 0.380 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 2 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 360 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | POINT STYLE | FLAT | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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