3610-00-554-1164 COPYING MACHINE,DIAZO PROCESS Index 1325-00-554-1173 BOMB,CHEMICAL AGENT

National Stock Number:
5365-00-554-1168

Federal Supply Class:
5365

National Item Identification Number:
005541168

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:
4439553-50918355THE BOEING COMPANY
4439553-5091A679LEE AIR COMPANY, INC.
4439553-50988277THE BOEING COMPANY


Techincal Specification:
INSIDE DIAMETER2.230 INCHES NOMINAL
OUTSIDE DIAMETER2.543 INCHES NOMINAL
OVERALL THICKNESS0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
MATERIALALUMINUM ALLOY
SURFACE FINISH63.0 MICROINCHES OVERALL


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