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
4.5 Inch \| 114.3 Millimeter x 4.73 Inch \| 120.142 Millimeter x 4.75 Inch \| 120.65 Millimeter QM INDUSTRIES DVPF26K408SN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	205 Series	Cast Iron
3.688 Inch \| 93.675 Millimeter x 5.118 Inch \| 130 Millimeter x 4.921 Inch \| 125 Millimeter QM INDUSTRIES QVVSN22V311SN Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Cast Iron
3.543 Inch \| 90 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A090SEC Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	211 Series	Cast Iron
4.5 Inch \| 114.3 Millimeter x 4.73 Inch \| 120.142 Millimeter x 4.75 Inch \| 120.65 Millimeter QM INDUSTRIES DVPF26K408ST Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Polymer
4.938 Inch \| 125.425 Millimeter x 7.008 Inch \| 178 Millimeter x 5.906 Inch \| 150 Millimeter QM INDUSTRIES QVVSN28V415SN Pillow Block Bearings	Normal Duty	Grip Tight Ball Bearing	206 Series	Cast Iron
4.331 Inch \| 110 Millimeter x 5.551 Inch \| 141 Millimeter x 5.512 Inch \| 140 Millimeter QM INDUSTRIES QMSN22J110SB Pillow Block Bearings	Normal Duty	D-Lock Ball Bearing	206 Series	Cast Iron
4.5 Inch \| 114.3 Millimeter x 4.73 Inch \| 120.142 Millimeter x 4.75 Inch \| 120.65 Millimeter QM INDUSTRIES DVPF26K408SB Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	204 Series	Zinc
4 Inch \| 101.6 Millimeter x 4.567 Inch \| 116 Millimeter x 4.921 Inch \| 125 Millimeter QM INDUSTRIES QMSN20J400SB Pillow Block Bearings	Normal Duty	Eccentric Collar Ball Bearing	204 Series	Zinc
3.938 Inch \| 100.025 Millimeter x 4.567 Inch \| 116 Millimeter x 4.921 Inch \| 125 Millimeter QM INDUSTRIES QMSN20J315SC Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	210 Series	Cast Iron
3.688 Inch \| 93.675 Millimeter x 4.567 Inch \| 116 Millimeter x 4.921 Inch \| 125 Millimeter QM INDUSTRIES QMSN20J311ST Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	218 Series	Cast Iron
4.438 Inch \| 112.725 Millimeter x 4.73 Inch \| 120.142 Millimeter x 4.75 Inch \| 120.65 Millimeter QM INDUSTRIES DVPF26K407SN Pillow Block Bearings	4.52	6009ZZ	1	75
3.543 Inch \| 90 Millimeter x 5.18 Inch \| 131.572 Millimeter x 3.937 Inch \| 100 Millimeter QM INDUSTRIES QAAPX18A090SB Pillow Block Bearings	Intermediate Duty	Setscrew Ball Bearing	207 Series	Zinc