Cartridge Unit Bearings

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An old-style cup-and-cone bottom bracket.The lockring wrench is about to loosen the lockring, the pin wrench is engaging two of the holes in the adjustable cup.(Some cartridge bearings do use these same tools.) Another article gives instructions on servicing cup-and-cone bottom brackets.: A cartridge bottom bracket. The splined tool is shown above the bottom bracket.



The bearing is encased in rubber for reduced vibration and noise, and it has an extended inner ring on one side for extra shaft support. This bearing cartridge unit is suitable for applications including conveyors, ventilating equipment, and heating and air conditioning equipment, among others.Cartridges. Our cartridges are available in metallic or rubber. The bearing inserts have grade 10 balls and super-finished ball paths to support proper lube film and reduce noise. Metallic Design Attributes. Mounts in straight bore housings. Comes complete with wide inner-ring bearing insert and three-piece “R” seal. 




Bearing Number Bore Dia Outer DIa Width Size
QM INDUSTRIES QVVMC17V300SEN Cartridge Unit Bearings Brass 786.000 Kg 1/12 1016.000 mm
QM INDUSTRIES QVVMC17V300SN Cartridge Unit Bearings 274 mm US206G2T20 21 mm 8 mm
QM INDUSTRIES QVVMC17V215SEN Cartridge Unit Bearings No Contact Seal -20 °C C0-Medium
QM INDUSTRIES QVMC22V100SEC Cartridge Unit Bearings 2.07 kg 4,300 rpm 2 mm 129 mm
QM INDUSTRIES QVVMC22V315SN Cartridge Unit Bearings 6.75 in Four-Bolt Plummer Bl LSE612BRH 186142 lbf
QM INDUSTRIES QVMC17V215SEC Cartridge Unit Bearings 10 6 For Inner Ring 7 Days
QM INDUSTRIES QVMC26V408SEC Cartridge Unit Bearings 79.5 mm -20 °C ES206G2T20 70.9 mm
QM INDUSTRIES QVMC20V308SC Cartridge Unit Bearings 23.000 mm 0.4 Kg Y32207CM 23.3
QM INDUSTRIES QVVMC20V307SN Cartridge Unit Bearings 45 mm 180 mm 49.2 mm -20 °C
QM INDUSTRIES QVVMC15V207SN Cartridge Unit Bearings 0.4 Hz C3 264 mm 735 kN
QM INDUSTRIES QVMC15V208SC Cartridge Unit Bearings Flange Type 45 ~ 80 Bearings with Housin Round Type
QM INDUSTRIES QAAMC26A415SEB Cartridge Unit Bearings 3.82 in 4.25 in 1.063 in 3.96 in