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
2.688 Inch \| 68.275 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.125 Inch \| 79.38 Millimeter QM INDUSTRIES QAAPR15A211SEM Pillow Block Bearings	Medium Duty	D-Lock Ball Bearing	214 Series	Cast Iron
2.688 Inch \| 68.275 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.25 Inch \| 82.55 Millimeter QM INDUSTRIES QAAPF15A211SEC Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Cast Iron
3.5 Inch \| 88.9 Millimeter x 3.82 Inch \| 97.028 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES DVP20K308ST Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Cast Iron
2.75 Inch \| 69.85 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QAAPX15A212SM Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	211 Series	Cast Iron
3.438 Inch \| 87.325 Millimeter x 3.82 Inch \| 97.028 Millimeter x 3.75 Inch \| 95.25 Millimeter QM INDUSTRIES DVP20K307ST Pillow Block Bearings	TELESCOPING	36.0000 in	500	CARBON STEEL
2.75 Inch \| 69.85 Millimeter x 4.74 Inch \| 120.396 Millimeter x 3.5 Inch \| 88.9 Millimeter QM INDUSTRIES QAAPX15A212SEB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	215 Series	Cast Iron
3.543 Inch \| 90 Millimeter x 3.82 Inch \| 97.028 Millimeter x 3.74 Inch \| 95 Millimeter QM INDUSTRIES DVP20K090SET Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	205 Series	Cast Iron
4.921 Inch \| 125 Millimeter x 7.008 Inch \| 178 Millimeter x 5.906 Inch \| 150 Millimeter QM INDUSTRIES QVVSN28V125SN Pillow Block Bearings	115 Series	Expansion	2 Bolt Pillow Block	Grease Seal (Taper)
4.528 Inch \| 115 Millimeter x 5.551 Inch \| 141 Millimeter x 5.906 Inch \| 150 Millimeter QM INDUSTRIES QMSN22J115SEB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	207 Series	Cast Iron
4 Inch \| 101.6 Millimeter x 4.567 Inch \| 116 Millimeter x 4.921 Inch \| 125 Millimeter QM INDUSTRIES QMSN20J400SC Pillow Block Bearings	20.000 mm	52.0000 mm	22.20 mm	1.00 mm
4.331 Inch \| 110 Millimeter x 5.551 Inch \| 141 Millimeter x 5.512 Inch \| 140 Millimeter QM INDUSTRIES QMSN22J110SC Pillow Block Bearings	207 Series	Expansion	4 Bolt Pillow Block	Triple Lip
3.543 Inch \| 90 Millimeter x 3.82 Inch \| 97.028 Millimeter x 3.74 Inch \| 95 Millimeter QM INDUSTRIES DVP20K090SEB Pillow Block Bearings	Normal Duty	Setscrew Ball Bearing	206 Series	Cast Iron