4320-00-678-2038 SLEEVE,SHAFT,PUMP Index 4320-00-678-2040 IMPELLER,PUMP,CENTRIFUGAL

National Stock Number:
4320-00-678-2039

Federal Supply Class:
4320

National Item Identification Number:
006782039

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:
B332522653711NAVAL SEA SYSTEMS COMMAND
B332522680064NAVAL SHIP SYSTEMS COMMAND
Y-2451990UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y4HMT6KX4-165GN0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y-24519930760INGERSOLL RAND CO
Y-24519988032CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y4HMT6KX4-165GN88032CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER7.235 INCHES MINIMUM AND 7.237 INCHES MAXIMUM
BODY OUTSIDE DIAMETER8.113 INCHES MINIMUM AND 8.116 INCHES MAXIMUM
BODY STYLEEXTERNAL LOCKING FLANGE
CHAMFER ANGLE45.0 DEGREES NOMINAL INSIDE RIGHT CORNER
CHAMFER LENGTH0.125 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
DISTANCE BELOW CENTERLINE0.250 INCHES NOMINAL
DISTANCE BETWEEN FLANGES0.564 INCHES MINIMUM AND 0.567 INCHES MAXIMUM
DISTANCE FROM END0.375 INCHES NOMINAL
END TO FLANGE DISTANCE0.814 INCHES MINIMUM AND 0.817 INCHES MAXIMUM
LARGEST EXTERNAL ANCHOR FLANGE RADIUS4.375 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.250 INCHES NOMINAL
OVERALL LENGTH1.063 INCHES NOMINAL
MATERIALCOPPER ALLOY
RIGHT SIDE FLANGE THICKNESS0.250 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS4.058 INCHES NOMINAL
SPECIAL FEATURES0.015 IN. UNDERSIZE ID


Click here to Register for Free 30-day Trial

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