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National Stock Number:
5365-00-379-3557
Federal Supply Class:
5365
National Item Identification Number:
003793557
Description:
SPACER,RING
Detail:
A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see GASKET. For items manufactured from lubricated plastics, see BEARING, WASHER, THRUST. For items manufactured from lubricated felt, see FELT, MECHANICAL, PREFORMED. Excludes DISK, VALVE; INSULATOR WASHER; and SHIM. See also SPACER, PLATE and SPACER, SLEEVE.
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Manufacturer Information:
| 421077-12 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| OVERALL THICKNESS | 0.157 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | INSIDE DIAMETER | 2.385 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.605 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 6061 | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-25995,T6 MIL SPEC SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | ANODIZE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE FINISH | 125.0 MICROINCHES OVERALL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80020 | | DESIGN CONTROL REFERENCE | 421077-12 |
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