4010-01-138-4255 ROPE,WIRE Index 2935-01-138-4259 RING,WEARING

National Stock Number:
2935-01-138-4258

Federal Supply Class:
2935

National Item Identification Number:
011384258

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:
506-4478700-4881898SUPERVISOR OF SHIPBUILDING CONVERSION AND REPAIR USN


Techincal Specification:
END TO FLANGE DISTANCE0.625 INCHES NOMINAL
GROOVE DEPTH0.173 INCHES NOMINAL
GROOVE WIDTH0.187 INCHES MINIMUM AND 0.192 INCHES MAXIMUM
OVERALL LENGTH1.375 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS4.438 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS4.281 INCHES NOMINAL
BODY INSIDE DIAMETER7.855 INCHES MINIMUM AND 7.856 INCHES MAXIMUM
BODY OUTSIDE DIAMETER8.373 INCHES MINIMUM AND 8.374 INCHES MAXIMUM
BODY STYLEEXTERNAL LOCKING FLANGE
CENTER FLANGE THICKNESS0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM
CORNER SHAPESQUARE ALL CORNERS
DISTANCE BELOW CENTERLINE0.062 INCHES NOMINAL


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us