Corrosion-Resistant Inserts – Poly-Round® with Locking Sleeve On The Timken Company

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DoubleLock® Style

Bearing Style

Bore Size (in)

Bore Size (mm)

Outside Diameter D (mm)

Outside Diameter D (in)

Locking Sleeve Width B1 (mm)

Locking Sleeve Width B1 (in)

Part Number	DoubleLock® Style	Bearing Style	Bore Size	Outside Diameter D	Locking Sleeve Width B1	CAD

FAU4LK204-12	N/A Standard	N/A FA – Food Safe (US)	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FAU4LKHE204-12	N/A HE – High Temp. Expansion	N/A FA – Food Safe (US)	N/A 3/4 in	N/A 47 mm1.850 in	N/A 39.8 mm1.567 in	N/A
FAU4LKHV204-12	N/A HV – High Temp. Fixed	N/A FA – Food Safe (US)	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FEU4LK204-12	N/A Standard	N/A FE – Food Safe (Europe)	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
NAU4LK204-12	N/A Standard	N/A NA – Food Safe	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
ONU4LK204-12	N/A Standard	N/A ON – Metal detectable	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
PAU4LK204-12	N/A Standard	N/A PA – Low Abrasion/Food Safe	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
QFU4LK204-12	N/A Standard	N/A QF – High Temp	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
QFU4LKHE204-12	N/A HE – High Temp. Expansion	N/A QF – High Temp	N/A 3/4 in	N/A 47 mm1.850 in	N/A 39.8 mm1.567 in	N/A
QFU4LKHV204-12	N/A HV – High Temp. Fixed	N/A QF – High Temp	N/A 3/4 in	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FAU4LK204	N/A Standard	N/A FA – Food Safe (US)	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FAU4LKHE204	N/A HE – High Temp. Expansion	N/A FA – Food Safe (US)	N/A 20 mm	N/A 47 mm1.850 in	N/A 39.8 mm1.567 in	N/A
FAU4LKHV204	N/A HV – High Temp. Fixed	N/A FA – Food Safe (US)	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FEU4LK204	N/A Standard	N/A FE – Food Safe (Europe)	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
NAU4LK204	N/A Standard	N/A NA – Food Safe	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
ONU4LK204	N/A Standard	N/A ON – Metal detectable	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
PAU4LK204	N/A Standard	N/A PA – Low Abrasion/Food Safe	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
QFU4LK204	N/A Standard	N/A QF – High Temp	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
QFU4LKHE204	N/A HE – High Temp. Expansion	N/A QF – High Temp	N/A 20 mm	N/A 47 mm1.850 in	N/A 39.8 mm1.567 in	N/A
QFU4LKHV204	N/A HV – High Temp. Fixed	N/A QF – High Temp	N/A 20 mm	N/A 47 mm1.850 in	N/A 34.2 mm1.346 in	N/A
FAU4LK205-14	N/A Standard	N/A FA – Food Safe (US)	N/A 7/8 in	N/A 52 mm2.047 in	N/A 37.3 mm1.469 in	N/A
FAU4LKHE205-14	N/A HE – High Temp. Expansion	N/A FA – Food Safe (US)	N/A 7/8 in	N/A 52 mm2.047 in	N/A 41.4 mm1.63 in	N/A
FAU4LKHV205-14	N/A HV – High Temp. Fixed	N/A FA – Food Safe (US)	N/A 7/8 in	N/A 52 mm2.047 in	N/A 37.3 mm1.469 in	N/A
FEU4LK205-14	N/A Standard	N/A FE – Food Safe (Europe)	N/A 7/8 in	N/A 52 mm2.047 in	N/A 37.3 mm1.469 in	N/A
NAU4LK205-14	N/A Standard	N/A NA – Food Safe	N/A 7/8 in	N/A 52 mm2.047 in	N/A 37.3 mm1.469 in	N/A

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DoubleLock® Style

Bearing Style

Bore Size (in)

Bore Size (mm)

Outside Diameter D (mm)

Outside Diameter D (in)

Locking Sleeve Width B1 (mm)

Locking Sleeve Width B1 (in)

Part Number

DoubleLock® Style

Bearing Style

Bore Size

Outside Diameter D

Locking Sleeve Width B1

CAD