4320-00-149-2246 RING,WEARING Index 4320-00-149-2251 RING,WEARING

National Stock Number:
4320-00-149-2250

Federal Supply Class:
4320

National Item Identification Number:
001492250

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:
20LFV4AX5-1620UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
20LFV4AX5-16230760INGERSOLL RAND CO
20LFV4AX5-67330760INGERSOLL RAND CO
20LFV4AX5-16288032CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER17.750 INCHES MINIMUM AND 17.753 INCHES MAXIMUM
BODY OUTSIDE DIAMETER18.744 INCHES MINIMUM AND 18.746 INCHES MAXIMUM
BODY STYLEPLAIN
CORNER RADIUS0.250 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
OVERALL LENGTH2.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16261,GR 2 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES OUTSIDE


Click here to Register for Free 30-day Trial

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