Pillow Block Bearings

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A pillow block, also known as a plummer block or housed bearing unit, is a pedestal used to provide support for a rotating shaft with the help of compatible bearings & various accessories. Housing material for a pillow block is typically made of cast iron or cast steel.. Selection. A pillow block usually refers to a housing with an included anti-friction bearing.

Pillow block bearings, sometimes referred to as plummer block bearings, are mounted bearings that are used to provide load support for a rotating shaft. Their mounting surface is on a plane parallel and offset to the axis of the shaft. Pillow block bearings vary by the type of rolling element which might include ball bearings, roller bearings (which consist of cylinders between in the inner and outer rings of the bearing), tapered rollers, needle rollers; or metallic or synthetic bushing.

Bearing Number	Bore Dia	Outer DIa	Width	Size
3.346 Inch \| 85 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A085SEN Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	211 Series	Cast Iron
2.362 Inch \| 60 Millimeter x 4.09 Inch \| 103.886 Millimeter x 2.756 Inch \| 70 Millimeter QM INDUSTRIES QVVPR14V060SEN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	208 Series	Cast Iron
3.438 Inch \| 87.325 Millimeter x 3.69 Inch \| 93.726 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES QVPR19V307SEN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	204 Series	Cast Iron
3.346 Inch \| 85 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A085SEB Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	206 Series	Cast Iron
3.346 Inch \| 85 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A085SEC Pillow Block Bearings	Medium Duty	Grip Tight Ball Bearing	208 Series	Cast Iron
3 Inch \| 76.2 Millimeter x 3.29 Inch \| 83.566 Millimeter x 3.125 Inch \| 79.38 Millimeter QM INDUSTRIES QVPR16V300SEN Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	206 Series	Zinc
3.25 Inch \| 82.55 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES QAAPR18A304SEO Pillow Block Bearings	Normal Duty	Eccentric Collar Ball Bearing	209 Series	Cast Iron
3.25 Inch \| 82.55 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES QAAPR18A304SEM Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	203 Series	Zinc
2.75 Inch \| 69.85 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.125 Inch \| 79.38 Millimeter QM INDUSTRIES QAAPR15A212SEC Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	207 Series	Cast Iron
3.188 Inch \| 80.975 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES QAAPR18A303SO Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	204 Series	Zinc
2.75 Inch \| 69.85 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.125 Inch \| 79.38 Millimeter QM INDUSTRIES QAAPR15A212SET Pillow Block Bearings	Medium Duty	Setscrew Ball Bearing	211 Series	Cast Iron
2.5 Inch \| 63.5 Millimeter x 3.19 Inch \| 81.026 Millimeter x 2.75 Inch \| 69.85 Millimeter QM INDUSTRIES QVPR14V208SEN Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	205 Series	Zinc