Wearing Ring

Model / MPN: 309P | NSN: 4320-00-218-3386

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

4320-00-218-3386

Sold in multiples of

1 EA

DEMIL

Body Style

Plain

Chamfer Length

0.094 inches inside right corner

Overall Length

1.250 inches

Body Outside Diameter

9.512 inches

Body Inside Diameter

Between 8.875 inches and 8.876 inches

Corner Shape

Chamfered inside right corner

Corner Shape

Square inside left corner

Corner Shape

Square outside left corner

Corner Shape

Square outside right corner

Surface Finish

125.0 microinches all surfaces

Chamfer Angle

45.0 degrees inside right corner

Material

Copper alloy

Material Specification

Qq-c-390, alloy 903 federal specification single material response

309P Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

309P Cross Reference

635-320-71
SK-132995
CS-255079-11
255079-11
SL5077PC71
SL5079PC72
SL5560PC71
SL5562PC71
SL6127PC71
SL6780PC71
SL6782PC71
SL7988PC3-2
309P
SK-132995