3D CAD and 2D Drawings

Find and download 3D CAD and 2D drawings for key Timken products.

Unit of Measure


DoubleLock® Style

N/A Standard

Housing Material

N/A Cast Stainless Steel

Bearing Style

N/A NA – Food Safe

Bearing Number

N/A NAU4LK204-12

Bore Size

N/A 3/4 in


N/A 0.4 Kg1 lb

Housing Construction

N/A Tapped Base


Total Length L

N/A 2.992 in76 mm

Total Height H2

N/A 2.362 in60 mm

Housing Width A

N/A 1.181 in30 mm

Thread Length H3

N/A 0.709 in18 mm

Bolt Hole Spacing J

N/A 2.047 in52 mm

Base to Center Height H

N/A 1.189 in30.2 mm

Base Thickness H1

N/A 0.394 in10 mm

Dimension L1

N/A 0.866 in22 mm

Center of Bearing from Bearing End S

N/A 0.437 in11.1 mm

Locking Sleeve Width B1

N/A 1.346 in34.2 mm

Locking Collar Outside Diameter d1

N/A 1.614 in41 mm
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