5340-01-305-6337 BUMPER Index 2320-01-305-6339 TRUCK,AIRCRAFT CARGO LOADING-UNL

National Stock Number:
5365-01-305-6338

Federal Supply Class:
5365

National Item Identification Number:
013056338

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:
1292-064-00197578TIMKEN GEARS & SERVICES INC.


Techincal Specification:
INSIDE DIAMETER7.750 INCHES NOMINAL
MATERIALSTEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
PROPRIETARY CHARACTERISTICSPACS
OUTSIDE DIAMETER8.495 INCHES MINIMUM AND 8.498 INCHES MAXIMUM
OVERALL THICKNESS0.749 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
SPECIAL FEATURESONE SLOT 1 IN. LG BY 0.375 IN. LG ALONG THE TOP OF THE OD,TWO CUTOUTS 0.250 IN. DEEP ION RT SIDE OF OD,ONE PERIPHERAL FLAT 0.120 IN. ON LT SIDE OF OD
SURFACE FINISH63.0 MICROINCHES LARGEST OUTSIDE DIAMETER
SURFACE FINISH125.0 MICROINCHES LEFT SIDE
SURFACE FINISH125.0 MICROINCHES RIGHT SIDE


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