Wearing Ring

Model / MPN: 256123-12 | NSN: 4320-00-398-8165

A cylindrical item with or without flang (s) , designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

Product Details

NATO Stock Number

4320-00-398-8165

Sold in multiples of

1 EA

DEMIL

Body Style

External locking flange

Overall Length

1.688 inches

Body Outside Diameter

9.246 inches

Body Inside Diameter

8.345 inches

Left Side Flange Thickness

0.438 inches

Right Side Flange Thickness

0.375 inches

Distance Between Flanges

Between 0.875 inches and 0.878 inches

End To Flange Distance

1.250 inches

Smallest External Anchor Flange Radius

4.500 inches

Largest External Anchor Flange Radius

4.937 inches

Distance Below Centerline

0.062 inches

Distance From End

0.500 inches

Corner Shape

Square all corners

Material

Copper alloy

256123 Series Parts

Pricing and Availability

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256123-12 Cross Reference

9397P
R256123-12
SL6123PC68
256123-12
9397P
SL6123PC68