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National Stock Number:
5365-01-179-9718
Federal Supply Class:
5365
National Item Identification Number:
011799718
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:
| 3-52433-1 | 82918 | THE BOEING COMPANY |
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Techincal Specification:
| INSIDE DIAMETER | 1.670 INCHES MINIMUM AND 1.690 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-525,COMP 13 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-613,1/2H FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 940 OR COPPER ALLOY 260 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.090 INCHES MINIMUM AND 2.120 INCHES MAXIMUM | | OVERALL THICKNESS | 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
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