Description
Brand - DODGE
Item Number - 023567 DODGE - B1U-DI-400R
Category - Double-Interlock B-1 Units - Gray Iron
Shaft Size (inch) - 4
Part Name - B1U-DI-400R
Approximate Weight (lbs) - 44
Length Through Bore (A) inch - 6.25
B (inch) - 4.5
D (inch) - 7.875 (+.000 to -.002”)
J (inch) - 5.48
L (inch) - 6
Notes :
B1U - B1 Unit, Cast Iron
DI - DOUBLE-INTERLOCK
R - “XTS” Triple Lip Seal
B-1 units are used in custom housings or machines with bored holes, functioning as non-expansion or expansion bearings with proper axial locating.
They handle slight misalignment but require additional shaft support. For rotating wheels, Type C B-1 units are recommended, or consult the factory.
** Images are for representation purposes only



