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National Stock Number:
5365-00-468-1605
Federal Supply Class:
5365
National Item Identification Number:
004681605
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:
| 4C51103-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| INSIDE DIAMETER | 0.875 INCHES MINIMUM AND 0.879 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.999 INCHES MINIMUM AND 1.004 INCHES MAXIMUM | | OVERALL THICKNESS | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
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