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

Part Number	Bore Size	Bearing Style	Bearing Number	Housing Material	DoubleLock® Style	CAD
NAU4LKSF204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF205	N/A 25 mm	N/A NA – Food Safe	N/A NAU4LK205	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF206	N/A 30 mm	N/A NA – Food Safe	N/A NAU4LK206	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF207	N/A 35 mm	N/A NA – Food Safe	N/A NAU4LK207	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF208	N/A 40 mm	N/A NA – Food Safe	N/A NAU4LK208	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF209	N/A 45 mm	N/A NA – Food Safe	N/A NAU4LK209	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKSF210	N/A 50 mm	N/A NA – Food Safe	N/A NAU4LK210	N/A Cast Stainless Steel	N/A Standard	N/A
NAU4LKPLF204	N/A 20 mm	N/A NA – Food Safe	N/A NAU4LK204	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF205	N/A 25 mm	N/A NA – Food Safe	N/A NAU4LK205	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF206	N/A 30 mm	N/A NA – Food Safe	N/A NAU4LK206	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF207	N/A 35 mm	N/A NA – Food Safe	N/A NAU4LK207	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF208	N/A 40 mm	N/A NA – Food Safe	N/A NAU4LK208	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF209	N/A 45 mm	N/A NA – Food Safe	N/A NAU4LK209	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
NAU4LKPLF210	N/A 50 mm	N/A NA – Food Safe	N/A NAU4LK210	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
FAU4LKSF204	N/A 20 mm	N/A FA – Food Safe (US)	N/A FAU4LK204	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF205	N/A 25 mm	N/A FA – Food Safe (US)	N/A FAU4LK205	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF206	N/A 30 mm	N/A FA – Food Safe (US)	N/A FAU4LK206	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF207	N/A 35 mm	N/A FA – Food Safe (US)	N/A FAU4LK207	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF208	N/A 40 mm	N/A FA – Food Safe (US)	N/A FAU4LK208	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF209	N/A 45 mm	N/A FA – Food Safe (US)	N/A FAU4LK209	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF210	N/A 50 mm	N/A FA – Food Safe (US)	N/A FAU4LK210	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF211	N/A 55 mm	N/A FA – Food Safe (US)	N/A FAU4LK211	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKSF212	N/A 60 mm	N/A FA – Food Safe (US)	N/A FAU4LK212	N/A Cast Stainless Steel	N/A Standard	N/A
FAU4LKPLF204	N/A 20 mm	N/A FA – Food Safe (US)	N/A FAU4LK204	N/A White Thermoplastic (Polymer)	N/A Standard	N/A
FAU4LKPLF205	N/A 25 mm	N/A FA – Food Safe (US)	N/A FAU4LK205	N/A White Thermoplastic (Polymer)	N/A Standard	N/A

NAU4LKSF204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF205

N/A 25 mm

N/A NA – Food Safe

N/A NAU4LK205

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF206

N/A 30 mm

N/A NA – Food Safe

N/A NAU4LK206

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF207

N/A 35 mm

N/A NA – Food Safe

N/A NAU4LK207

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF208

N/A 40 mm

N/A NA – Food Safe

N/A NAU4LK208

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF209

N/A 45 mm

N/A NA – Food Safe

N/A NAU4LK209

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKSF210

N/A 50 mm

N/A NA – Food Safe

N/A NAU4LK210

N/A Cast Stainless Steel

N/A Standard

N/A

NAU4LKPLF204

N/A 20 mm

N/A NA – Food Safe

N/A NAU4LK204

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF205

N/A 25 mm

N/A NA – Food Safe

N/A NAU4LK205

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF206

N/A 30 mm

N/A NA – Food Safe

N/A NAU4LK206

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF207

N/A 35 mm

N/A NA – Food Safe

N/A NAU4LK207

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF208

N/A 40 mm

N/A NA – Food Safe

N/A NAU4LK208

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF209

N/A 45 mm

N/A NA – Food Safe

N/A NAU4LK209

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

NAU4LKPLF210

N/A 50 mm

N/A NA – Food Safe

N/A NAU4LK210

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

FAU4LKSF204

N/A 20 mm

N/A FA – Food Safe (US)

N/A FAU4LK204

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF205

N/A 25 mm

N/A FA – Food Safe (US)

N/A FAU4LK205

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF206

N/A 30 mm

N/A FA – Food Safe (US)

N/A FAU4LK206

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF207

N/A 35 mm

N/A FA – Food Safe (US)

N/A FAU4LK207

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF208

N/A 40 mm

N/A FA – Food Safe (US)

N/A FAU4LK208

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF209

N/A 45 mm

N/A FA – Food Safe (US)

N/A FAU4LK209

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF210

N/A 50 mm

N/A FA – Food Safe (US)

N/A FAU4LK210

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF211

N/A 55 mm

N/A FA – Food Safe (US)

N/A FAU4LK211

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKSF212

N/A 60 mm

N/A FA – Food Safe (US)

N/A FAU4LK212

N/A Cast Stainless Steel

N/A Standard

N/A

FAU4LKPLF204

N/A 20 mm

N/A FA – Food Safe (US)

N/A FAU4LK204

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

FAU4LKPLF205

N/A 25 mm

N/A FA – Food Safe (US)

N/A FAU4LK205

N/A White Thermoplastic (Polymer)

N/A Standard

N/A

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No Preference
0.7500
0.8750
0.9375
1.0000
1.1250
1.1875
1.2500
1.3125
1.3750
1 7/16
1 1/2
1.5625
1 5/8
1 11/16
1 3/4
1.8750
1 15/16
2
2.1250
2 3/16
2 1/4
2.375
2 7/16

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