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National Stock Number:
5305-01-161-9114
Federal Supply Class:
5305
National Item Identification Number:
011619114
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:
| SM-B-425347 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.622 INCHES NOMINAL | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | MATERIAL | STEEL COMP 1018 HEAD | | STEEL COMP 1212 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A611 ASSN STD SINGLE MATERIAL RESPONSE OR | | ASTM A635 ASSN STD SINGLE MATERIAL RESPONSE HEAD | | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | TEE NO. 3 | | HEAD HEIGHT | 0.750 INCHES NOMINAL | | HEAD LENGTH | 1.750 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.125 INCHES NOMINAL |
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