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National Stock Number:
5365-01-552-3631
Federal Supply Class:
5365
National Item Identification Number:
015523631
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:
| 52KH1112P255 | 89619 | MACK TRUCKS, INC. | | 52KH1112P255 | Z4117 | VOLVO GROUP GOVERNMENT SALES OCEANIA |
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Techincal Specification:
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 2.781 INCHES NOMINAL | | MATERIAL | STEEL COMP 1141 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 3.359 INCHES MINIMUM AND 3.391 INCHES MAXIMUM | | OVERALL THICKNESS | 0.255 INCHES NOMINAL |
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