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National Stock Number:
5365-01-508-5426
Federal Supply Class:
5365
National Item Identification Number:
015085426
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:
| 2194805 | 52661 | RTX CORPORATION | | 2194805 | 77445 | RTX CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 3.150 INCHES MINIMUM AND 3.152 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6323 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPACER-4 1/2 BEARING SEAL, REAR | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 3.580 INCHES MINIMUM AND 3.620 INCHES MAXIMUM | | OVERALL THICKNESS | 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM | | SPECIAL FEATURES | HEAT TREAT PER PWA 11-22;HARDNESS: ROCKWELL C32-38 OR EQUIVALENT. |
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