4320-00-918-2987, RING,WEARING

National Stock Number:
4320-00-918-2987

Federal Supply Class:
4320

National Item Identification Number:
009182987

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:

Y249177	0UBG9	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y249177	30760	INGERSOLL RAND CO
Y437D6AX6	0UBG9	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y437D6AX6	88032	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
Y249177	88032	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION

Techincal Specification:

MATERIAL	COPPER ALLOY
BODY STYLE	PLAIN
OVERALL LENGTH	1.000 INCHES NOMINAL
BODY OUTSIDE DIAMETER	5.757 INCHES MINIMUM AND
	5.759 INCHES MAXIMUM
BODY INSIDE DIAMETER	4.355 INCHES MINIMUM AND
	4.360 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
	CHAMFERED INSIDE RIGHT CORNER
	SQUARE OUTSIDE LEFT CORNER
	CHAMFERED OUTSIDE RIGHT CORNER
CHAMFER ANGLE	45.0 DEGREES NOMINAL INSIDE RIGHT CORNER
	45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH	0.250 INCHES NOMINAL INSIDE RIGHT CORNER
	0.063 INCHES NOMINAL OUTSIDE RIGHT CORNER
SURFACE FINISH	113.0 MICROINCHES ALL SURFACES

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