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National Stock Number:
5365-01-164-2416
Federal Supply Class:
5365
National Item Identification Number:
011642416
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:
| 201-4684482 ITEM 14 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| INSIDE DIAMETER | 4.128 INCHES MINIMUM AND 4.129 INCHES MAXIMUM | | OUTSIDE DIAMETER | 5.500 INCHES NOMINAL | | OVERALL THICKNESS | 1.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-465 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | COPPER ALLOY 606 OR COPPER ALLOY 614 OR COPPER ALLOY 630 OR COPPER ALLOY 642 | | SPECIAL FEATURES | 0.060 IN. BY 45 DEGREE CHAMFER ON ONE EDGE OF THE INSIDE DIA | | SURFACE FINISH | 63.0 MICROINCHES BORE | | SURFACE FINISH | 63.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 63.0 MICROINCHES RIGHT SIDE |
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