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National Stock Number:
5365-01-213-4996
Federal Supply Class:
5365
National Item Identification Number:
012134996
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:
| 941C574H01 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 4.101 INCHES MINIMUM AND 4.102 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 13415EB CAGE 90099 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 4.5016 INCHES MINIMUM AND 4.5025 INCHES MAXIMUM | | OVERALL THICKNESS | 0.750 INCHES NOMINAL | | SPECIAL FEATURES | OUTSIDE LEFT CORNER CHAMFERED 0.062 IN. LG BY 10.0 DEG | | SURFACE FINISH | 63.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 125.0 MICROINCHES BORE | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE |
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