3120-01-040-9307 BUSHING,SLEEVE Index 5310-01-040-9309 WASHER,FLAT

National Stock Number:
5365-01-040-9308

Federal Supply Class:
5365

National Item Identification Number:
010409308

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:
642AS0566-230003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
INSIDE DIAMETER1.771 INCHES MINIMUM AND 1.791 INCHES MAXIMUM
OUTSIDE DIAMETER2.302 INCHES MINIMUM AND 2.322 INCHES MAXIMUM
OVERALL THICKNESS0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,H34 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 5052


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