6520-01-336-2916 MANDREL,DENTAL HANDPIECE Index 5365-01-336-2918 SPACER,RING

National Stock Number:
5365-01-336-2917

Federal Supply Class:
5365

National Item Identification Number:
013362917

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:
68A210096-200176301THE BOEING COMPANY


Techincal Specification:
INSIDE DIAMETER7.040 INCHES NOMINAL
OUTSIDE DIAMETER7.360 INCHES NOMINAL
OVERALL THICKNESS0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 302
SURFACE FINISH250.0 MICROINCHES BORE
SURFACE FINISH250.0 MICROINCHES LARGEST OUTSIDE DIAMETER


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