Spherical Plain Bearings - Radial

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Spherical plain bearings (SPBs), or bushings, are metal-on-metal bearings consisting of a spherically ground inner ring housed in a mating outer ring without any rolling elements.  While all plain bearings are precision ground and made from through-hardened steel, custom orders are available and can include special materials, clearances, surface finishes or configurations to accommodate unique applications.

Design Attributes:Rings manufactured from hardened steel help deliver consistent, reliable performance.Phosphate-treated rings coated with molybdenum disulfide (MoS2) minimize friction of contacting surfaces.Simplified housing and shaft designs reduce installation time.

Applications:A-frames, dump cylinders, front and rear struts, and steering cylinders for mining trucks.Equalizer track bars, lift and tilt cylinders, push blades, trunnion balls and ripper blades for bulldozers.Articulated joint upper and lower steering cylinders and boom and bucket cylinders for wheel loaders.Stick and bucket cylinders for hydraulic excavators.Additional applications for space shuttles, heavy movable structures and miscellaneous vehicles

Bearing Number Bore Dia Outer DIa Width Size
0.25 Inch | 6.35 Millimeter x 0.625 Inch | 15.875 Millimeter x 0.437 Inch | 11.1 Millimeter QA1 PRECISION PROD WPB4TG Spherical Plain Bearings - Radial 6917ZZ 85x120x18 85 120
0.563 Inch | 14.3 Millimeter x 1.125 Inch | 28.575 Millimeter x 0.687 Inch | 17.45 Millimeter QA1 PRECISION PROD WPB9TG Spherical Plain Bearings - Radial 6804-2NSE 20x32x7 20 32
0.5 Inch | 12.7 Millimeter x 1 Inch | 25.4 Millimeter x 0.625 Inch | 15.875 Millimeter QA1 PRECISION PROD WPB8TG Spherical Plain Bearings - Radial 6411NR 55x140x33 55,000 140,000
0.625 Inch | 15.875 Millimeter x 1.188 Inch | 30.175 Millimeter x 0.75 Inch | 19.05 Millimeter QA1 PRECISION PROD WPB10TG Spherical Plain Bearings - Radial 6700 10x15x3 10 15
0.313 Inch | 7.95 Millimeter x 0.688 Inch | 17.475 Millimeter x 0.437 Inch | 11.1 Millimeter QA1 PRECISION PROD WPB5T Spherical Plain Bearings - Radial 6413 65x160x37 65 160
0.625 Inch | 15.875 Millimeter x 1.188 Inch | 30.175 Millimeter x 0.75 Inch | 19.05 Millimeter QA1 PRECISION PROD WPB10T Spherical Plain Bearings - Radial 681X 1.5x4x1.2 1,5 4
0.438 Inch | 11.125 Millimeter x 0.938 Inch | 23.825 Millimeter x 0.562 Inch | 14.275 Millimeter QA1 PRECISION PROD WPB7T Spherical Plain Bearings - Radial 6417 85x210x52 85 210
0.5 Inch | 12.7 Millimeter x 1 Inch | 25.4 Millimeter x 0.625 Inch | 15.875 Millimeter QA1 PRECISION PROD WPB8T Spherical Plain Bearings - Radial JTT-59 7.938x12.700x14.27 7.938 12.700
0.375 Inch | 9.525 Millimeter x 0.813 Inch | 20.65 Millimeter x 0.5 Inch | 12.7 Millimeter QA1 PRECISION PROD WPB6T Spherical Plain Bearings - Radial 6410 50x130x31 50 130
0.438 Inch | 11.125 Millimeter x 0.938 Inch | 23.825 Millimeter x 0.562 Inch | 14.275 Millimeter QA1 PRECISION PROD WPB7TG Spherical Plain Bearings - Radial 6802 15x24x5 15 24
0.313 Inch | 7.95 Millimeter x 0.688 Inch | 17.475 Millimeter x 0.437 Inch | 11.1 Millimeter QA1 PRECISION PROD WPB5TG Spherical Plain Bearings - Radial 6804ZZ 20x32x7 20 32
0.375 Inch | 9.525 Millimeter x 0.813 Inch | 20.65 Millimeter x 0.5 Inch | 12.7 Millimeter QA1 PRECISION PROD WPB6TG Spherical Plain Bearings - Radial 6801LLU 12x21x5 12 21
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