Single Concentric Flange Block On The Timken Company

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

Part Number	Bearing Number	Shaft Size	Bolt Circle Diameter	Bolt Size	C0 - Static Load	C - Dynamic Load (Basic)	CAD
QAFMD15A075S	N/A 22215	N/A 75 mm	N/A 8.48 in215.4 mm	N/A 0.75 in20 mm	N/A 54100 lbf240000 N	N/A 49900 lbf222000 N	N/A
QAF15A300S	N/A 22215	N/A 3 in	N/A 8.48 in215.4 mm	N/A 0.75 in20 mm	N/A 54100 lbf240000 N	N/A 49900 lbf222000 N	N/A
QAFL15A300S	N/A 22215	N/A 3 in	N/A 7.88 in200.2 mm	N/A 0.75 in20 mm	N/A 54100 lbf240000 N	N/A 49900 lbf222000 N	N/A
QAFMD15A300S	N/A 22215	N/A 3 in	N/A 8.48 in215.4 mm	N/A 0.75 in20 mm	N/A 54100 lbf240000 N	N/A 49900 lbf222000 N	N/A
QAF18A080S	N/A 22218	N/A 80 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
QAFL18A080S	N/A 22218	N/A 80 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
QAFLP18A080S	N/A 22218	N/A 80 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
QAFMD18A080S	N/A 22218	N/A 80 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
QAF18A303S	N/A 22218	N/A 3 3/16 in	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
QAFL18A303S	N/A 22218	N/A 3 3/16 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
QAFLP18A303S	N/A 22218	N/A 3 3/16 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
QAFMD18A303S	N/A 22218	N/A 3 3/16 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
QAF18A304S	N/A 22218	N/A 3 1/4 in	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
QAFL18A304S	N/A 22218	N/A 3 1/4 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
QAFLP18A304S	N/A 22218	N/A 3 1/4 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
QAFMD18A304S	N/A 22218	N/A 3 1/4 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
QAF18A085S	N/A 22218	N/A 85 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
QAFL18A085S	N/A 22218	N/A 85 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
QAFLP18A085S	N/A 22218	N/A 85 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
QAFMD18A085S	N/A 22218	N/A 85 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
QAF18A307S	N/A 22218	N/A 3 7/16 in	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
QAFL18A307S	N/A 22218	N/A 3 7/16 in	N/A 9.5 in241.3 mm	N/A 0.75 in20 mm	N/A 48600 lbf216000 N	N/A 46400 lbf206000 N	N/A
QAFLP18A307S	N/A 22218	N/A 3 7/16 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
QAFMD18A307S	N/A 22218	N/A 3 7/16 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
QAF18A308S	N/A 22218	N/A 3 1/2 in	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

Part Number

Bearing Number

Shaft Size

Bolt Circle Diameter

Bolt Size

C0 - Static Load

C - Dynamic Load (Basic)

CAD

QAFMD15A075S

N/A 22215

N/A 75 mm

N/A 8.48 in215.4 mm

N/A 0.75 in20 mm

N/A 54100 lbf240000 N

N/A 49900 lbf222000 N

N/A

QAF15A300S

N/A 22215

N/A 3 in

N/A 8.48 in215.4 mm

N/A 0.75 in20 mm

N/A 54100 lbf240000 N

N/A 49900 lbf222000 N

N/A

QAFL15A300S

N/A 22215

N/A 3 in

N/A 7.88 in200.2 mm

N/A 0.75 in20 mm

N/A 54100 lbf240000 N

N/A 49900 lbf222000 N

N/A

QAFMD15A300S

N/A 22215

N/A 3 in

N/A 8.48 in215.4 mm

N/A 0.75 in20 mm

N/A 54100 lbf240000 N

N/A 49900 lbf222000 N

N/A

QAF18A080S

N/A 22218

N/A 80 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

QAFL18A080S

N/A 22218

N/A 80 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

QAFLP18A080S

N/A 22218

N/A 80 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

QAFMD18A080S

N/A 22218

N/A 80 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

QAF18A303S

N/A 22218

N/A 3 3/16 in

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

QAFL18A303S

N/A 22218

N/A 3 3/16 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

QAFLP18A303S

N/A 22218

N/A 3 3/16 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

QAFMD18A303S

N/A 22218

N/A 3 3/16 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

QAF18A304S

N/A 22218

N/A 3 1/4 in

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

QAFL18A304S

N/A 22218

N/A 3 1/4 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

QAFLP18A304S

N/A 22218

N/A 3 1/4 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

QAFMD18A304S

N/A 22218

N/A 3 1/4 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

QAF18A085S

N/A 22218

N/A 85 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

QAFL18A085S

N/A 22218

N/A 85 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

QAFLP18A085S

N/A 22218

N/A 85 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

QAFMD18A085S

N/A 22218

N/A 85 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

QAF18A307S

N/A 22218

N/A 3 7/16 in

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

QAFL18A307S

N/A 22218

N/A 3 7/16 in

N/A 9.5 in241.3 mm

N/A 0.75 in20 mm

N/A 48600 lbf216000 N

N/A 46400 lbf206000 N

N/A

QAFLP18A307S

N/A 22218

N/A 3 7/16 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

QAFMD18A307S

N/A 22218

N/A 3 7/16 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

QAF18A308S

N/A 22218

N/A 3 1/2 in

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