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National Stock Number:
5365-01-538-8637
Federal Supply Class:
5365
National Item Identification Number:
015388637
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:
| 70250-22014 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | 70250-22014-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 1.190 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.361 INCHES MINIMUM AND 1.362 INCHES MAXIMUM | | OVERALL THICKNESS | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BUSHING, SPECIAL-DRAG BEAM, MAIN LANDING GEAR | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SS8457 CLASS 2, TYPE 1 MFR REF SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | CADMIUM |
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