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
4.438 Inch \| 112.725 Millimeter x 4.73 Inch \| 120.142 Millimeter x 4.75 Inch \| 120.65 Millimeter QM INDUSTRIES DVPF26K407SB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	212 Series	Cast Iron
4.921 Inch \| 125 Millimeter x 6.024 Inch \| 153 Millimeter x 5.906 Inch \| 150 Millimeter QM INDUSTRIES QMSN26J125SEB Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	206 Series	Zinc
4 Inch \| 101.6 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.25 Inch \| 107.95 Millimeter QM INDUSTRIES DVPF22K400SEN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	205 Series	Cast Iron
3 Inch \| 76.2 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QAAPX15A300SB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	205 Series	Cast Iron
5.118 Inch \| 130 Millimeter x 7.008 Inch \| 178 Millimeter x 5.906 Inch \| 150 Millimeter QM INDUSTRIES QVVSN28V130SN Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	207 Series	Zinc
2.688 Inch \| 68.275 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.125 Inch \| 79.38 Millimeter QM INDUSTRIES QAAP15A211SM Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	204 Series	Cast Iron
4 Inch \| 101.6 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.25 Inch \| 107.95 Millimeter QM INDUSTRIES DVPF22K400SN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	205 Series	Cast Iron
4.438 Inch \| 112.725 Millimeter x 5.551 Inch \| 141 Millimeter x 5.91 Inch \| 150.114 Millimeter QM INDUSTRIES QMSN22J407SN Pillow Block Bearings	HEAVY DUTY	18.0000 in	5 X 5 X 1/2	300
4 Inch \| 101.6 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.25 Inch \| 107.95 Millimeter QM INDUSTRIES DVPF22K400SB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	211 Series	Cast Iron
3.938 Inch \| 100.025 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.25 Inch \| 107.95 Millimeter QM INDUSTRIES DVPF22K315SC Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	204 Series	Cast Iron
3.937 Inch \| 100 Millimeter x 4.13 Inch \| 104.902 Millimeter x 4.252 Inch \| 108 Millimeter QM INDUSTRIES DVPF22K100SB Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	210 Series	Polymer
3.15 Inch \| 80 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A080SET Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	205 Series	Zinc