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National Stock Number:
5305-01-252-7766
Federal Supply Class:
5305
National Item Identification Number:
012527766
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:
| 505093-1 | 12909 | CARDION INC | | 505093-1 | 20284 | AIMTRON SYSTEMS, LLC |
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Techincal Specification:
| FASTENER LENGTH | 1.776 INCHES MINIMUM AND 1.786 INCHES MAXIMUM | | HEAD DIAMETER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM | | HEAD HEIGHT | 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SPECIAL FEATURES | WIDE GROOVE END STYLE 2 PLACES 0.116 IN.,DIA IS 0.082 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.125 INCHES MINIMUM AND 1.135 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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