4320-01-195-3869 RING,WEARING Index 4730-01-195-3871 PLUG,PIPE

National Stock Number:
4320-01-195-3870

Federal Supply Class:
4320

National Item Identification Number:
011953870

Description:
RING,WEARING

Detail:
A cylindrical item with or without flange(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.


Manufacturer Information:
1109554402RPS-FL, INC.
CA904383130AIR & LIQUID SYSTEMS CORPORATION
CA9043-9X83130AIR & LIQUID SYSTEMS CORPORATION
PL1.5VCM-1 ITEM 9X83130AIR & LIQUID SYSTEMS CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER2.014 INCHES MINIMUM AND 2.016 INCHES MAXIMUM
BODY OUTSIDE DIAMETER3.998 INCHES MINIMUM AND 3.999 INCHES MAXIMUM
BODY STYLEEXTERNAL FLANGE
CENTER FLANGE THICKNESS0.185 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
CORNER RADIUS0.125 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
END TO FLANGE DISTANCE0.281 INCHES NOMINAL
FLANGE DIAMETER4.214 INCHES MINIMUM AND 4.219 INCHES MAXIMUM
OVERALL LENGTH0.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-16576 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY 903
POSITIONING HOLE DEPTH0.188 INCHES NOMINAL
POSITIONING HOLE WIDTH0.125 INCHES NOMINAL
SPECIAL FEATURESTAPERED FROM RIGHT OUTSIDE CORNER TO RIGHT INSIDE CORNER 0.188 IN.
SURFACE FINISH125.0 MICROINCHES ALL SURFACES


Click here to Register for Free 30-day Trial

© 2026 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us