NSN 4320-01-381-3884

Part Details | WEARING RING

4320-01-381-3884 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.

Alternate Parts: 1550D7A, 12249D18, 12190D18A, 12190D18A, 12190D18 ITEM 7, 12190D18, 12132F187, 12132F18-7, 12132F187, 12132F18-7, 12132F18, 4320-01-381-3884, 01-381-3884, 4320013813884, 013813884

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43OCT 15, 199301-381-388422534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 4320-01-381-3884
Part Number Cage Code Manufacturer
1550D7A88032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12249D1888032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12190D18A88032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12190D18A0UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12190D18 ITEM 788032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12190D1888032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12132F18-788032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12132F18-70UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12132F1888032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
Technical Data | NSN 4320-01-381-3884
Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B367 GR. C-2 ASSN STD SINGLE MATERIAL RESPONSE
BODY STYLE0 PLAIN
OVERALL LENGTH1.440 INCHES NOMINAL
BOLT CIRCLE DIAMETER16.750 INCHES NOMINAL
FLANGE DIAMETER17.500 INCHES NOMINAL
BODY OUTSIDE DIAMETER16.249 INCHES NOMINAL
BODY INSIDE DIAMETER15.500 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.500 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER14.750 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.190 INCHES NOMINAL
BOLT HOLE QUANTITY6
UNTHREADED MOUNTING HOLE DIAMETER0.312 INCHES NOMINAL
SPECIAL FEATURESMERCURY FREE TITANIUM; 2 HOLES 180.0 DEG APART THREADED 0.38-16 UNC-3B; 2 PRY SLOTS 180.0 DEG APART