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Unit of Measure

Specifications

Bore Size

1 3/4 in

Bearing Style

NA – Food Safe

Bearing Number

NAU4LK209-28

Housing Material

Hygienic Blue Thermoset (Polymer)

DoubleLock® Style

Standard

Housing Construction

Round Flange

Dimensions

Total Length L

5.252 in133.4 mm

Total Height L

5.252 in133.4 mm

Width A0

1.531 in38.9 mm

Bolt Hole Spacing J

3.094 in78.6 mm

Bolt Circle Diameter J1

4.374 in111.1 mm

Housing Width A

1.315 in33.4 mm

Bolt Hole Size N

0.531 in13.5 mm

Center of Bearing from Housing End A2

0.311 in7.9 mm

Center of Bearing from Bearing End S

0.731 in18.6 mm

Locking Sleeve Width B1

1.980 in50.3 mm

Locking Collar Outside Diameter d1

2.756 in70.0 mm