Double Concentric Four-Bolt Pillow Block On The Timken Company

Spherical Roller Bearing Solid-Block Mounted Bearings 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-Double-Concentric-Four-Bolt-Pillow-Block

Part Number	Bearing Number	Shaft Size	Base to Center Height	Bolt Spacing Min	Bolt Spacing Max	C0 - Static Load	C - Dynamic Load (Basic)	CAD
QAAPX18A307S	N/A 22218	N/A 3 7/16 in	N/A 4 in101.6 mm	N/A 10.81 in274.6 mm	N/A 12.19 in309.6 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPF18A308S	N/A 22218	N/A 3 1/2 in	N/A 3.75 in95.3 mm	N/A 8.88 in225.6 mm	N/A 10.88 in276.4 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPR18A308S	N/A 22218	N/A 3 1/2 in	N/A 3.75 in95.3 mm	N/A 9.25 in235 mm	N/A 11.25 in285.8 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPX18A308S	N/A 22218	N/A 3 1/2 in	N/A 4 in101.6 mm	N/A 10.81 in274.6 mm	N/A 12.19 in309.6 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPF18A090S	N/A 22218	N/A 90 mm	N/A 3.75 in95.3 mm	N/A 8.88 in225.6 mm	N/A 10.88 in276.4 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPR18A090S	N/A 22218	N/A 90 mm	N/A 3.75 in95.3 mm	N/A 9.25 in235 mm	N/A 11.25 in285.8 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPX18A090S	N/A 22218	N/A 90 mm	N/A 4 in101.6 mm	N/A 10.81 in274.6 mm	N/A 12.19 in309.6 mm	N/A 87200 lbf388000 N	N/A 79700 lbf355000 N	N/A
QAAPR20A311S	N/A 22220	N/A 3 11/16 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPR20A312S	N/A 22220	N/A 3 3/4 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPF22A110S	N/A 22222	N/A 110 mm	N/A 4.75 in120.7 mm	N/A 11.88 in301.8 mm	N/A 14.5 in368.3 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPF20A100S	N/A 22220	N/A 100 mm	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPX20A100S	N/A 22220	N/A 100 mm	N/A 5 in127 mm	N/A 12.5 in317.5 mm	N/A 14 in355.6 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPR20A100S	N/A 22220	N/A 100 mm	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPF20A315S	N/A 22220	N/A 3 15/16 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPX20A315S	N/A 22220	N/A 3 15/16 in	N/A 5 in127 mm	N/A 12.5 in317.5 mm	N/A 14 in355.6 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPR20A315S	N/A 22220	N/A 3 15/16 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPF20A400S	N/A 22220	N/A 4 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPX20A400S	N/A 22220	N/A 4 in	N/A 5 in127 mm	N/A 12.5 in317.5 mm	N/A 14 in355.6 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPR20A400S	N/A 22220	N/A 4 in	N/A 4.25 in108 mm	N/A 10.88 in276.4 mm	N/A 13.38 in339.9 mm	N/A 113000 lbf502000 N	N/A 97700 lbf435000 N	N/A
QAAPR22A110S	N/A 22222	N/A 110 mm	N/A 4.75 in120.7 mm	N/A 11.88 in301.8 mm	N/A 14.5 in368.3 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPF22A407S	N/A 22222	N/A 4 7/16 in	N/A 4.75 in120.7 mm	N/A 11.88 in301.8 mm	N/A 14.5 in368.3 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPX22A407S	N/A 22222	N/A 4 7/16 in	N/A 5.75 in146.1 mm	N/A 13.94 in354.1 mm	N/A 15.56 in395.2 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPR22A407S	N/A 22222	N/A 4 7/16 in	N/A 4.75 in120.7 mm	N/A 11.88 in301.8 mm	N/A 14.5 in368.3 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPF22A408S	N/A 22222	N/A 4 1/2 in	N/A 4.75 in120.7 mm	N/A 11.88 in301.8 mm	N/A 14.5 in368.3 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A
QAAPX22A408S	N/A 22222	N/A 4 1/2 in	N/A 5.75 in146.1 mm	N/A 13.94 in354.1 mm	N/A 15.56 in395.2 mm	N/A 147000 lbf653000 N	N/A 125000 lbf555000 N	N/A

Part Number

Bearing Number

Shaft Size

Base to Center Height

Bolt Spacing Min

Bolt Spacing Max

C0 - Static Load

C - Dynamic Load (Basic)

CAD

QAAPX18A307S

N/A 22218

N/A 3 7/16 in

N/A 4 in101.6 mm

N/A 10.81 in274.6 mm

N/A 12.19 in309.6 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPF18A308S

N/A 22218

N/A 3 1/2 in

N/A 3.75 in95.3 mm

N/A 8.88 in225.6 mm

N/A 10.88 in276.4 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPR18A308S

N/A 22218

N/A 3 1/2 in

N/A 3.75 in95.3 mm

N/A 9.25 in235 mm

N/A 11.25 in285.8 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPX18A308S

N/A 22218

N/A 3 1/2 in

N/A 4 in101.6 mm

N/A 10.81 in274.6 mm

N/A 12.19 in309.6 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPF18A090S

N/A 22218

N/A 90 mm

N/A 3.75 in95.3 mm

N/A 8.88 in225.6 mm

N/A 10.88 in276.4 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPR18A090S

N/A 22218

N/A 90 mm

N/A 3.75 in95.3 mm

N/A 9.25 in235 mm

N/A 11.25 in285.8 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPX18A090S

N/A 22218

N/A 90 mm

N/A 4 in101.6 mm

N/A 10.81 in274.6 mm

N/A 12.19 in309.6 mm

N/A 87200 lbf388000 N

N/A 79700 lbf355000 N

N/A

QAAPR20A311S

N/A 22220

N/A 3 11/16 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPR20A312S

N/A 22220

N/A 3 3/4 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPF22A110S

N/A 22222

N/A 110 mm

N/A 4.75 in120.7 mm

N/A 11.88 in301.8 mm

N/A 14.5 in368.3 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPF20A100S

N/A 22220

N/A 100 mm

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPX20A100S

N/A 22220

N/A 100 mm

N/A 5 in127 mm

N/A 12.5 in317.5 mm

N/A 14 in355.6 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPR20A100S

N/A 22220

N/A 100 mm

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPF20A315S

N/A 22220

N/A 3 15/16 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPX20A315S

N/A 22220

N/A 3 15/16 in

N/A 5 in127 mm

N/A 12.5 in317.5 mm

N/A 14 in355.6 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPR20A315S

N/A 22220

N/A 3 15/16 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPF20A400S

N/A 22220

N/A 4 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPX20A400S

N/A 22220

N/A 4 in

N/A 5 in127 mm

N/A 12.5 in317.5 mm

N/A 14 in355.6 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPR20A400S

N/A 22220

N/A 4 in

N/A 4.25 in108 mm

N/A 10.88 in276.4 mm

N/A 13.38 in339.9 mm

N/A 113000 lbf502000 N

N/A 97700 lbf435000 N

N/A

QAAPR22A110S

N/A 22222

N/A 110 mm

N/A 4.75 in120.7 mm

N/A 11.88 in301.8 mm

N/A 14.5 in368.3 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPF22A407S

N/A 22222

N/A 4 7/16 in

N/A 4.75 in120.7 mm

N/A 11.88 in301.8 mm

N/A 14.5 in368.3 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPX22A407S

N/A 22222

N/A 4 7/16 in

N/A 5.75 in146.1 mm

N/A 13.94 in354.1 mm

N/A 15.56 in395.2 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPR22A407S

N/A 22222

N/A 4 7/16 in

N/A 4.75 in120.7 mm

N/A 11.88 in301.8 mm

N/A 14.5 in368.3 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPF22A408S

N/A 22222

N/A 4 1/2 in

N/A 4.75 in120.7 mm

N/A 11.88 in301.8 mm

N/A 14.5 in368.3 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A

QAAPX22A408S

N/A 22222

N/A 4 1/2 in

N/A 5.75 in146.1 mm

N/A 13.94 in354.1 mm

N/A 15.56 in395.2 mm

N/A 147000 lbf653000 N

N/A 125000 lbf555000 N

N/A