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National Stock Number:
5305-01-057-6682
Federal Supply Class:
5305
National Item Identification Number:
010576682
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:
| 4191507 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 4191507 | T0720 | FNSS SAVUNMA SISTEMLERI ANONIM SIRKETI |
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Techincal Specification:
| FASTENER LENGTH | 3.000 INCHES NOMINAL | | HEAD HEIGHT | 0.810 INCHES NOMINAL | | HEAD STYLE | THUMB NO. 4 | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-46172 COMP 1010-1025 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SPECIAL FEATURES | SELF-LOCKING ELEMENT MIL-F-18240 IN THREADS 1.750 IN. FROM POINT | | WIDTH BETWEEN FLATS | 1.120 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 3.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNC |
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