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National Stock Number:
5305-00-978-8000
Federal Supply Class:
5305
National Item Identification Number:
009788000
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:
| 1-14213 | 17080 | BEI SENSORS & SYSTEMS COMPANY, INC. DBA USE CAGE CODE 67252 FOR CATALOGING | | 1-14213 | 67252 | BEI SENSORS & SYSTEMS COMPANY, INC. DBA KIMCO MAGNETICS DIV INDUSTRIAL ENCODER DIVISION | | 900999-6872 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM | | HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | | HEAD HEIGHT | 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | POINT STYLE | POINTLESS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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