Pillow Block Bearings

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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. Mounting holes or slots in the base or feet of pillow block bearings permit adjustment and easy mounting.

 

 

Pillow Block Bearings Pillow blocks, the most commonly used type of mounted units, are designed to provide shaft support where the mounting surface is parallel to the shaft axis. The bolt holes are usually slotted for adjustment during mounting. Pillow blocks are supplied in a variety of configurations.Pillow block bearings are a typical style of bearing. These bearings are composed of a self-aligning ball bearing (the commonly used type) and plummer block. They can be attached to a shaft by fastening a ball retaining screw.

 

 

 

Bearing Number Bore Dia Outer DIa Width Size
4.331 Inch | 110 Millimeter x 5.53 Inch | 140.462 Millimeter x 4.75 Inch | 120.65 Millimeter QM INDUSTRIES QMPF22J110SC Pillow Block Bearings 813.5 N·m SR-32-0 2 x 3/8-16 UNC 70.644 mm
2.756 Inch | 70 Millimeter x 3.62 Inch | 91.948 Millimeter x 3.126 Inch | 79.4 Millimeter QM INDUSTRIES QAP15A070SEC Pillow Block Bearings 3.375 in 1.2500 in Four-Bolt Piloted Lubrication Fitting
5.512 Inch | 140 Millimeter x 7.56 Inch | 192.024 Millimeter x 6.688 Inch | 169.875 Millimeter QM INDUSTRIES QMPF30J140SN Pillow Block Bearings Side Mount Spherical Roller Lubrication Fitting 4.4844 in
4.528 Inch | 115 Millimeter x 5.53 Inch | 140.462 Millimeter x 4.75 Inch | 120.65 Millimeter QM INDUSTRIES QMPF22J115SM Pillow Block Bearings Steel 053893162942 TS Assembly 0.7500 in
3.346 Inch | 85 Millimeter x 5.197 Inch | 132 Millimeter x 4.409 Inch | 112 Millimeter QM INDUSTRIES QAASN18A085SEN Pillow Block Bearings 2520 RPM Split Roller Bearing 14 mm 3.5315 in
3.15 Inch | 80 Millimeter x 5.197 Inch | 132 Millimeter x 3.937 Inch | 100 Millimeter QM INDUSTRIES QAASN18A080ST Pillow Block Bearings 0.29 g 2 mm 0.2 mm 0.8 mm
4.438 Inch | 112.725 Millimeter x 5.53 Inch | 140.462 Millimeter x 4.75 Inch | 120.65 Millimeter QM INDUSTRIES QMPF22J407SM Pillow Block Bearings 32 mm Three-Bolt Bracket S Round M8
1.688 Inch | 42.875 Millimeter x 2.88 Inch | 73.152 Millimeter x 2.36 Inch | 59.944 Millimeter QM INDUSTRIES QASN09A111SEB Pillow Block Bearings 30 mm No Hole NAXK.Z DIN 5429
1.772 Inch | 45 Millimeter x 2.874 Inch | 73 Millimeter x 2.362 Inch | 60 Millimeter QM INDUSTRIES QASN09A045SEN Pillow Block Bearings 1.7813 in Cast Iron Lubrication Fitting 6.0000 in
3.5 Inch | 88.9 Millimeter x 5.18 Inch | 131.572 Millimeter x 3.75 Inch | 95.25 Millimeter QM INDUSTRIES QAAP18A308SO Pillow Block Bearings Non-Expansion Bearin 1-1/8 in Self Lubricating -40 to +700 &de
3.543 Inch | 90 Millimeter x 5.18 Inch | 131.572 Millimeter x 3.74 Inch | 95 Millimeter QM INDUSTRIES QAAP18A090SO Pillow Block Bearings 4130 or 4340 Alloy S Aluminum Bronze 637400182953 0.5000 in
4.528 Inch | 115 Millimeter x 7.02 Inch | 178.3 Millimeter x 6.125 Inch | 155.575 Millimeter QM INDUSTRIES QVVPK26V115SO Pillow Block Bearings Steel 1.1250 in 15200 lbs 6250 lbs
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