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
3.543 Inch \| 90 Millimeter x 4.03 Inch \| 102.362 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QMPX18J090SEB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	204 Series	Cast Iron
3.543 Inch \| 90 Millimeter x 3.75 Inch \| 95.25 Millimeter x 4.5 Inch \| 114.3 Millimeter QM INDUSTRIES QVPH20V090SEN Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	218 Series	Cast Iron
3.5 Inch \| 88.9 Millimeter x 3.75 Inch \| 95.25 Millimeter x 4.5 Inch \| 114.3 Millimeter QM INDUSTRIES QVPH20V308SEN Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	205 Series	Zinc
3.15 Inch \| 80 Millimeter x 4.03 Inch \| 102.362 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QMPX18J080SET Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	205 Series	Zinc
3 Inch \| 76.2 Millimeter x 3.62 Inch \| 91.948 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QMPX15J300SEB Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	205 Series	Cast Iron
2.362 Inch \| 60 Millimeter x 3.25 Inch \| 82.55 Millimeter x 3.15 Inch \| 80 Millimeter QM INDUSTRIES QVPG15V060SO Pillow Block Bearings	Medium Duty	Setscrew Ball Bearing	210 Series	Cast Iron
2.5 Inch \| 63.5 Millimeter x 3.25 Inch \| 82.55 Millimeter x 3.25 Inch \| 82.55 Millimeter QM INDUSTRIES QVPH15V208SEN Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	206 Series	Cast Iron
3.937 Inch \| 100 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.937 Inch \| 125.41 Millimeter QM INDUSTRIES QVPA22V100SEO Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	210 Series	Cast Iron
4.5 Inch \| 114.3 Millimeter x 5.82 Inch \| 147.828 Millimeter x 6 Inch \| 152.4 Millimeter QM INDUSTRIES QVPA26V408SO Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	207 Series	Zinc
2.938 Inch \| 74.625 Millimeter x 3.62 Inch \| 91.948 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QMPX15J215SEC Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Cast Iron
4 Inch \| 101.6 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.25 Inch \| 107.95 Millimeter QM INDUSTRIES DVP22K400SEM Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	207 Series	Cast Iron
2.938 Inch \| 74.625 Millimeter x 3.62 Inch \| 91.948 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QMPX15J215SC Pillow Block Bearings	Normal Duty	Eccentric Collar Ball Bearing	207 Series	Cast Iron