Corrosion-Resistant Two-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
NAU4LKBFL204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
NAU4LKBFLQK204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Hygienic Blue Thermoset (Polymer)	N/A Standard	N/A
NAU4LKPLFL204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKSFL204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSFLQK204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSFLSQK204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSFLY204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
ONU4LKAFL204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Machined Stainless Steel	N/A Standard	N/A
ONU4LKBFL204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
ONU4LKBFLQK204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Hygienic Blue Thermoset (Polymer)	N/A Standard	N/A
ONU4LKPLFL204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
ONU4LKSFL204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
ONU4LKSFLQK204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
ONU4LKSFLSQK204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
ONU4LKSFLY204	N/A 20 mm	N/A ON – Metal detectable	N/A ONU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
PAU4LKAFL204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A Machined Stainless Steel	N/A Standard	N/A
PAU4LKBFL204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
PAU4LKBFLQK204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A Hygienic Blue Thermoset (Polymer)	N/A Standard	N/A
PAU4LKPLFL204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
PAU4LKSFL204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
PAU4LKSFLY204	N/A 20 mm	N/A PA – Low Abrasion/Food Safe	N/A PAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
QFU4LKAFL204	N/A 20 mm	N/A QF – High Temp	N/A QFU4LK204	N/A Machined Stainless Steel	N/A Standard	N/A
QFU4LKBFL204	N/A 20 mm	N/A QF – High Temp	N/A QFU4LK204	N/A Blue Thermoset (Polymer)	N/A Standard	N/A
QFU4LKBFLQK204	N/A 20 mm	N/A QF – High Temp	N/A QFU4LK204	N/A Hygienic Blue Thermoset (Polymer)	N/A Standard	N/A
QFU4LKHEAFL204	N/A 20 mm	N/A QF – Food Safe	N/A QFU4LKHE204	N/A Machined Stainless Steel	N/A HE – High Temp. Expansion	N/A

N/A NA – Food Safe

N/A NAU4LK204

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

NAU4LKBFLQK204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Hygienic Blue Thermoset (Polymer)

N/A Standard

N/A

NAU4LKPLFL204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKSFL204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSFLQK204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSFLSQK204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSFLY204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

ONU4LKAFL204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Machined Stainless Steel

N/A Standard

N/A

ONU4LKBFL204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

ONU4LKBFLQK204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Hygienic Blue Thermoset (Polymer)

N/A Standard

N/A

ONU4LKPLFL204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

ONU4LKSFL204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

ONU4LKSFLQK204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

ONU4LKSFLSQK204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

ONU4LKSFLY204

N/A 20 mm

N/A ON – Metal detectable

N/A ONU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

PAU4LKAFL204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A Machined Stainless Steel

N/A Standard

N/A

PAU4LKBFL204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

PAU4LKBFLQK204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A Hygienic Blue Thermoset (Polymer)

N/A Standard

N/A

PAU4LKPLFL204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

PAU4LKSFL204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

PAU4LKSFLY204

N/A 20 mm

N/A PA – Low Abrasion/Food Safe

N/A PAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

QFU4LKAFL204

N/A 20 mm

N/A QF – High Temp

N/A QFU4LK204

N/A Machined Stainless Steel

N/A Standard

N/A

QFU4LKBFL204

N/A 20 mm

N/A QF – High Temp

N/A QFU4LK204

N/A Blue Thermoset (Polymer)

N/A Standard

N/A

QFU4LKBFLQK204

N/A 20 mm

N/A QF – High Temp

N/A QFU4LK204

N/A Hygienic Blue Thermoset (Polymer)

N/A Standard

N/A

QFU4LKHEAFL204

N/A 20 mm

N/A QF – Food Safe

N/A QFU4LKHE204

N/A Machined Stainless Steel

N/A HE – High Temp. Expansion

N/A

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Company ^*
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Phone Number

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