5365-01-238-8975 BUSHING,MACHINE THREAD Index 5365-01-238-8977 SPACER,RING

National Stock Number:
5365-01-238-8976

Federal Supply Class:
5365

National Item Identification Number:
012388976

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.


Manufacturer Information:
85-3352930554DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER


Techincal Specification:
HARDNESS RATING33.0 ROCKWELL R NOMINAL
INSIDE DIAMETER1.002 INCHES MINIMUM AND 1.006 INCHES MAXIMUM
OUTSIDE DIAMETER1.243 INCHES MINIMUM AND 1.280 INCHES MAXIMUM
OVERALL THICKNESS0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
MATERIALCOPPER


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