1740-01-030-1394 TRACTOR,WHEELED,AIRCRAFT TOWING Index 5133-01-030-1402 CUTTER,COUNTERSINK

National Stock Number:
5365-01-030-1401

Federal Supply Class:
5365

National Item Identification Number:
010301401

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:
1093069619207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
INSIDE DIAMETER4.232 INCHES NOMINAL
OUTSIDE DIAMETER4.497 INCHES NOMINAL
OVERALL THICKNESS0.479 INCHES NOMINAL
SURFACE FINISH125.0 MICROINCHES OVERALL


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