4140-00-146-7669 FAN ASSEMBLY Index 3010-00-146-7671 ACTUATOR,ELECTROMECHANICAL,ROTAR

National Stock Number:
5365-00-146-7670

Federal Supply Class:
5365

National Item Identification Number:
001467670

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:
631781601NORFOLK NAVAL SHIPYARD


Techincal Specification:
INSIDE DIAMETER1.406 INCHES NOMINAL
OUTSIDE DIAMETER1.812 INCHES NOMINAL
OVERALL THICKNESS0.102 INCHES MINIMUM AND 0.105 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY 510


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