4320-00-932-0890, RING,WEARING

National Stock Number:
4320-00-932-0890

Federal Supply Class:
4320

National Item Identification Number:
009320890

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:

CA10994	83130	AIR & LIQUID SYSTEMS CORPORATION
CA10994-19	83130	AIR & LIQUID SYSTEMS CORPORATION

Techincal Specification:

MATERIAL	COPPER ALLOY 903
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390 D5 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE	INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE
OVERALL LENGTH	0.945 INCHES MINIMUM AND
	1.027 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	3.999 INCHES NOMINAL
BODY INSIDE DIAMETER	3.375 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS	0.238 INCHES MINIMUM AND
	0.240 INCHES MAXIMUM
RIGHT SIDE FLANGE THICKNESS	0.238 INCHES MINIMUM AND
	0.240 INCHES MAXIMUM
DISTANCE BETWEEN FLANGES	0.250 INCHES MINIMUM AND
	0.266 INCHES MAXIMUM
END TO FLANGE DISTANCE	0.497 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER	2.062 INCHES NOMINAL
INTERNAL FLANGE WIDTH	0.312 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS	1.938 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS	2.156 INCHES NOMINAL
DISTANCE BELOW CENTERLINE	0.062 INCHES NOMINAL
DISTANCE FROM END	0.438 INCHES NOMINAL
CORNER SHAPE	SQUARE ALL CORNERS
SPECIAL FEATURES	WITH TWO 1/8 IN. DRILL HOLES

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