Corrosion-Resistant Three-Bolt Flanged Mounted Bearings - Poly-Round® On The Timken Company

Smarter Bearing Selection Is Here

The Timken ^® Syber ^® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken ^® Syber ^® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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Simplified Gear Force Analysis

Alex Waye, Timken Application Engineer, shows you how to instantly compute tangential, radial, and axial forces for better design decisions.

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Part Number	Bore Size	Bearing Style	Bearing Number	Housing Material	DoubleLock® Style	CAD
FEU4LKSFBQK210-31	N/A 1 15/16 in	N/A FE – Food Safe (Europe)	N/A FEU4LK210-31	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKAFB210-31	N/A 1 15/16 in	N/A NA – Food Safe	N/A NAU4LK210-31	N/A Machined Stainless Steel	N/A Standard	N/A
NAU4LKBFB210-31	N/A 1 15/16 in	N/A NA – Food Safe	N/A NAU4LK210-31	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
NAU4LKSFBQK210-31	N/A 1 15/16 in	N/A NA – Food Safe	N/A NAU4LK210-31	N/A Cast Stainless Steel	N/A Standard	N/A
ONU4LKAFB210-31	N/A 1 15/16 in	N/A ON – Metal detectable	N/A ONU4LK210-31	N/A Machined Stainless Steel	N/A Standard	N/A
ONU4LKBFB210-31	N/A 1 15/16 in	N/A ON – Metal detectable	N/A ONU4LK210-31	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
ONU4LKSFBQK210-31	N/A 1 15/16 in	N/A ON – Metal detectable	N/A ONU4LK210-31	N/A Cast Stainless Steel	N/A Standard	N/A
PAU4LKAFB210-31	N/A 1 15/16 in	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK210-31	N/A Machined Stainless Steel	N/A Standard	N/A
PAU4LKBFB210-31	N/A 1 15/16 in	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK210-31	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
QFU4LKAFB210-31	N/A 1 15/16 in	N/A QF – High Temp	N/A QFU4LK210-31	N/A Machined Stainless Steel	N/A Standard	N/A
QFU4LKBFB210-31	N/A 1 15/16 in	N/A QF – High Temp	N/A QFU4LK210-31	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
QFU4LKHEAFB210-31	N/A 1 15/16 in	N/A QF – Food Safe	N/A QFU4LKHE210-31	N/A Machined Stainless Steel	N/A HE – High Temp. Expansion	N/A
QFU4LKHVAFB210-31	N/A 1 15/16 in	N/A QF – Food Safe	N/A QFU4LKHV210-31	N/A Machined Stainless Steel	N/A HV – High Temp. Fixed	N/A
QFU4LKSFBQK210-31	N/A 1 15/16 in	N/A QF – High Temp	N/A QFU4LK210-31	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKAFB210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LK210	N/A Machined Stainless Steel	N/A Standard	N/A
FAU4LKBFB210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LK210	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
FAU4LKHEAFB210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LKHE210	N/A Machined Stainless Steel	N/A HE – High Temp. Expansion	N/A
FAU4LKHVAFB210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LKHV210	N/A Machined Stainless Steel	N/A HV – High Temp. Fixed	N/A
FAU4LKSFBQK210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LK210	N/A Cast Stainless Steel	N/A Standard	N/A
FEU4LKAFB210	N/A 50 mm	N/A FE – Food Safe (Europe)	N/A FEU4LK210	N/A Machined Stainless Steel	N/A Standard	N/A
FEU4LKBFB210	N/A 50 mm	N/A FE – Food Safe (Europe)	N/A FEU4LK210	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
FEU4LKSFBQK210	N/A 50 mm	N/A FE – Food Safe (Europe)	N/A FEU4LK210	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKAFB210	N/A 50 mm	N/A NA – Food Safe	N/A NAU4LK210	N/A Machined Stainless Steel	N/A Standard	N/A
NAU4LKBFB210	N/A 50 mm	N/A NA – Food Safe	N/A NAU4LK210	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
NAU4LKSFBQK210	N/A 50 mm	N/A NA – Food Safe	N/A NAU4LK210	N/A Cast Stainless Steel	N/A Standard	N/A

N/A FE – Food Safe (Europe)

N/A FEU4LK210-31

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKAFB210-31

N/A 1 15/16 in

N/A NA – Food Safe

N/A NAU4LK210-31

N/A Machined Stainless Steel

N/A Standard

N/A

NAU4LKBFB210-31

N/A 1 15/16 in

N/A NA – Food Safe

N/A NAU4LK210-31

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

NAU4LKSFBQK210-31

N/A 1 15/16 in

N/A NA – Food Safe

N/A NAU4LK210-31

N/A Cast Stainless Steel

N/A Standard

N/A

ONU4LKAFB210-31

N/A 1 15/16 in

N/A ON – Metal detectable

N/A ONU4LK210-31

N/A Machined Stainless Steel

N/A Standard

N/A

ONU4LKBFB210-31

N/A 1 15/16 in

N/A ON – Metal detectable

N/A ONU4LK210-31

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

ONU4LKSFBQK210-31

N/A 1 15/16 in

N/A ON – Metal detectable

N/A ONU4LK210-31

N/A Cast Stainless Steel

N/A Standard

N/A

PAU4LKAFB210-31

N/A 1 15/16 in

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK210-31

N/A Machined Stainless Steel

N/A Standard

N/A

PAU4LKBFB210-31

N/A 1 15/16 in

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK210-31

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

QFU4LKAFB210-31

N/A 1 15/16 in

N/A QF – High Temp

N/A QFU4LK210-31

N/A Machined Stainless Steel

N/A Standard

N/A

QFU4LKBFB210-31

N/A 1 15/16 in

N/A QF – High Temp

N/A QFU4LK210-31

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

QFU4LKHEAFB210-31

N/A 1 15/16 in

N/A QF – Food Safe

N/A QFU4LKHE210-31

N/A Machined Stainless Steel

N/A HE – High Temp. Expansion

N/A

QFU4LKHVAFB210-31

N/A 1 15/16 in

N/A QF – Food Safe

N/A QFU4LKHV210-31

N/A Machined Stainless Steel

N/A HV – High Temp. Fixed

N/A

QFU4LKSFBQK210-31

N/A 1 15/16 in

N/A QF – High Temp

N/A QFU4LK210-31

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKAFB210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LK210

N/A Machined Stainless Steel

N/A Standard

N/A

FAU4LKBFB210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LK210

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

FAU4LKHEAFB210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LKHE210

N/A Machined Stainless Steel

N/A HE – High Temp. Expansion

N/A

FAU4LKHVAFB210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LKHV210

N/A Machined Stainless Steel

N/A HV – High Temp. Fixed

N/A

FAU4LKSFBQK210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LK210

N/A Cast Stainless Steel

N/A Standard

N/A

FEU4LKAFB210

N/A 50 mm

N/A FE – Food Safe (Europe)

N/A FEU4LK210

N/A Machined Stainless Steel

N/A Standard

N/A

FEU4LKBFB210

N/A 50 mm

N/A FE – Food Safe (Europe)

N/A FEU4LK210

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

FEU4LKSFBQK210

N/A 50 mm

N/A FE – Food Safe (Europe)

N/A FEU4LK210

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKAFB210

N/A 50 mm

N/A NA – Food Safe

N/A NAU4LK210

N/A Machined Stainless Steel

N/A Standard

N/A

NAU4LKBFB210

N/A 50 mm

N/A NA – Food Safe

N/A NAU4LK210

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

NAU4LKSFBQK210

N/A 50 mm

N/A NA – Food Safe

N/A NAU4LK210

N/A Cast Stainless Steel

N/A Standard

N/A

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Bore Size (in)

Bore Size (mm)

Bearing Style

Housing Material

DoubleLock® Style

Part Number

Bore Size

Bearing Style

Bearing Number

Housing Material

DoubleLock® Style

CAD