The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Spherical Roller Bearing Solid-Block Mounted Bearingss feature rugged cast-steel housings and double-row spherical roller bearings. Designed to offer protection from contaminants, these Mounted Bearings accommodate shaft sizes from 1-7/16” to 7” (40 mm to 180 mm) and most metric sizes. This product line was formerly known as “QM Blue Brute Bearings.”
Timken-Mounted-Bearing-Single-Concentric-Four-Bolt-Square-Flange-Block
Unit of Measure
1 2 3 4 5 

Part Number

Bearing Number

Shaft Size

Bolt Circle Diameter

Bolt Size

C0 - Static Load

C - Dynamic Load (Basic)

CAD

QAFL18A308S N/A 22218 N/A 3 1/2 in N/A 9.5 in241.3 mm N/A 0.75 in20 mm N/A 87200 lbf388000 N N/A 79700 lbf355000 N N/A CAD
QAFLP18A308S N/A 22218 N/A 3 1/2 in N/A 9.5 in241.3 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFMD18A308S N/A 22218 N/A 3 1/2 in N/A 9.5 in241.3 mm N/A 0.75 in20 mm N/A 87200 lbf388000 N N/A 79700 lbf355000 N N/A CAD
QAF18A090S N/A 22218 N/A 90 mm N/A 9.91 in251.7 mm N/A 0.75 in20 mm N/A 87200 lbf388000 N N/A 79700 lbf355000 N N/A CAD
QAFL18A090S N/A 22218 N/A 90 mm N/A 9.5 in241.3 mm N/A 0.75 in20 mm N/A 87200 lbf388000 N N/A 79700 lbf355000 N N/A CAD
QAFLP18A090S N/A 22218 N/A 90 mm N/A 9.5 in241.3 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFMD18A090S N/A 22218 N/A 90 mm N/A 9.5 in241.3 mm N/A 0.75 in20 mm N/A 87200 lbf388000 N N/A 79700 lbf355000 N N/A CAD
QAF20A100S N/A 22220 N/A 100 mm N/A 10.96 in278.4 mm N/A 0.875 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFL20A100S N/A 22220 N/A 100 mm N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFLP20A100S N/A 22220 N/A 100 mm N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAF20A315S N/A 22220 N/A 3 15/16 in N/A 10.96 in278.4 mm N/A 0.875 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFL20A315S N/A 22220 N/A 3 15/16 in N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFLP20A315S N/A 22220 N/A 3 15/16 in N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAF20A400S N/A 22220 N/A 4 in N/A 10.96 in278.4 mm N/A 0.875 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFL20A400S N/A 22220 N/A 4 in N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFLP20A400S N/A 22220 N/A 4 in N/A 10.75 in273.1 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
QAFX20A400S N/A 22220 N/A 4 in N/A 11-3/4 in298.5 mm N/A 1 in24 mm N/A 113000 lbf502000 N N/A 97700 lbf435000 N N/A CAD
Unit of Measure
1 2 3 4 5