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National Stock Number:
5365-00-840-3029
Federal Supply Class:
5365
National Item Identification Number:
008403029
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:
| 5365008403029 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 8403029 | 19206 | ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL |
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Techincal Specification:
| INSIDE DIAMETER | 3.880 INCHES MINIMUM AND 3.890 INCHES MAXIMUM | | OUTSIDE DIAMETER | 4.109 INCHES MINIMUM AND 4.125 INCHES MAXIMUM | | OVERALL THICKNESS | 0.391 INCHES MINIMUM AND 0.406 INCHES MAXIMUM | | MATERIAL | STEEL | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER |
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