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National Stock Number:
5365-00-514-1582
Federal Supply Class:
5365
National Item Identification Number:
005141582
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:
| 82241-25 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| HARDNESS RATING | 68.0 ROCKWELL SUPERFICIAL 30-T MINIMUM AND 74.0 ROCKWELL SUPERFICIAL 30-T MAXIMUM | | INSIDE DIAMETER | 4.975 INCHES NOMINAL | | OUTSIDE DIAMETER | 6.180 INCHES NOMINAL | | OVERALL THICKNESS | 0.0235 INCHES MINIMUM AND 0.2650 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 70A OR 70C ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY |
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