2840-00-994-4271 SPACER,RING Index 5365-00-994-4273 SPACER,RING

National Stock Number:
5365-00-994-4272

Federal Supply Class:
5365

National Item Identification Number:
009944272

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:
1-100-227-3078U39OZARK AEROWORKS LLC
1-100-227-3099193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
HARDNESS RATING52.0 ROCKWELL B MINIMUM
INSIDE DIAMETER3.080 INCHES NOMINAL
OUTSIDE DIAMETER3.520 INCHES NOMINAL
OVERALL THICKNESS0.107 INCHES MINIMUM AND 0.109 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5042 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 1010
SURFACE FINISH125.0 MICROINCHES BORE
SURFACE FINISH125.0 MICROINCHES LARGEST OUTSIDE DIAMETER
SURFACE FINISH32.0 MICROINCHES LEFT SIDE
SURFACE FINISH32.0 MICROINCHES RIGHT SIDE


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