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National Stock Number:
5365-01-513-6105
Federal Supply Class:
5365
National Item Identification Number:
015136105
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:
| PM-2069-BT | 61208 | TWIN DISC, INCORPORATED | | PM-2609-BA TO BZ | 61208 | TWIN DISC, INCORPORATED | | PM-2609-BT | 61208 | TWIN DISC, INCORPORATED |
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Techincal Specification:
| INSIDE DIAMETER | 4.0 MILLIMETERS NOMINAL | | MATERIAL | STEEL CORROSION RESISTING | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 8.0 MILLIMETERS NOMINAL | | OVERALL THICKNESS | 1.0 MILLIMETERS NOMINAL | | SPECIAL FEATURES | ULTIMATE TENSILE STRENGTH 60 TO 75 KG/MM SQUARED, SPRING STEEL HARDNESS 44 TO 49 HRC. 44D TO 51D HV. (SS-) |
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