Pillow Block Bearings
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.
![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](https://m.geragogik.net/uploaded_images/d61591-4-5-inch-114-3-millimeter-x-4-73-inch-120-142-millimeter-x-4-75-inch-120-65-millimeter-qm-industries-dvpf26k408sn-pillow-block-bearings.jpg)
![3.688 Inch | 93.675 Millimeter x 5.118 Inch | 130 Millimeter x 4.921 Inch | 125 Millimeter QM INDUSTRIES QVVSN22V311SN Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61584-3-688-inch-93-675-millimeter-x-5-118-inch-130-millimeter-x-4-921-inch-125-millimeter-qm-industries-qvvsn22v311sn-pillow-block-bearings.jpg)
![3.543 Inch | 90 Millimeter x 5.18 Inch | 131.572 Millimeter x 3.937 Inch | 100 Millimeter QM INDUSTRIES QAAPX18A090SEC Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61656-3-543-inch-90-millimeter-x-5-18-inch-131-572-millimeter-x-3-937-inch-100-millimeter-qm-industries-qaapx18a090sec-pillow-block-bearings.jpg)
![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](https://m.geragogik.net/uploaded_images/d61585-4-5-inch-114-3-millimeter-x-4-73-inch-120-142-millimeter-x-4-75-inch-120-65-millimeter-qm-industries-dvpf26k408st-pillow-block-bearings.jpg)
![4.938 Inch | 125.425 Millimeter x 7.008 Inch | 178 Millimeter x 5.906 Inch | 150 Millimeter QM INDUSTRIES QVVSN28V415SN Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61590-4-938-inch-125-425-millimeter-x-7-008-inch-178-millimeter-x-5-906-inch-150-millimeter-qm-industries-qvvsn28v415sn-pillow-block-bearings.jpg)
- 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
![4.331 Inch | 110 Millimeter x 5.551 Inch | 141 Millimeter x 5.512 Inch | 140 Millimeter QM INDUSTRIES QMSN22J110SB Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61587-4-331-inch-110-millimeter-x-5-551-inch-141-millimeter-x-5-512-inch-140-millimeter-qm-industries-qmsn22j110sb-pillow-block-bearings.jpg)
![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](https://m.geragogik.net/uploaded_images/d61586-4-5-inch-114-3-millimeter-x-4-73-inch-120-142-millimeter-x-4-75-inch-120-65-millimeter-qm-industries-dvpf26k408sb-pillow-block-bearings.jpg)
- 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
![4 Inch | 101.6 Millimeter x 4.567 Inch | 116 Millimeter x 4.921 Inch | 125 Millimeter QM INDUSTRIES QMSN20J400SB Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61589-4-inch-101-6-millimeter-x-4-567-inch-116-millimeter-x-4-921-inch-125-millimeter-qm-industries-qmsn20j400sb-pillow-block-bearings.jpg)
- 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
![3.938 Inch | 100.025 Millimeter x 4.567 Inch | 116 Millimeter x 4.921 Inch | 125 Millimeter QM INDUSTRIES QMSN20J315SC Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61587-3-938-inch-100-025-millimeter-x-4-567-inch-116-millimeter-x-4-921-inch-125-millimeter-qm-industries-qmsn20j315sc-pillow-block-bearings.jpg)
![3.688 Inch | 93.675 Millimeter x 4.567 Inch | 116 Millimeter x 4.921 Inch | 125 Millimeter QM INDUSTRIES QMSN20J311ST Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61589-3-688-inch-93-675-millimeter-x-4-567-inch-116-millimeter-x-4-921-inch-125-millimeter-qm-industries-qmsn20j311st-pillow-block-bearings.jpg)
![3.543 Inch | 90 Millimeter x 5.18 Inch | 131.572 Millimeter x 3.937 Inch | 100 Millimeter QM INDUSTRIES QAAPX18A090SB Pillow Block Bearings](https://m.geragogik.net/uploaded_images/d61656-3-543-inch-90-millimeter-x-5-18-inch-131-572-millimeter-x-3-937-inch-100-millimeter-qm-industries-qaapx18a090sb-pillow-block-bearings.jpg)
- 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