2530-01-184-1896 MANIFOLD ASSEMBLY Index 3815-01-184-1898 FAIRLEAD,ROLLER

National Stock Number:
4320-01-184-1897

Federal Supply Class:
4320

National Item Identification Number:
011841897

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:
1233496819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
BODY INSIDE DIAMETER22.000 INCHES NOMINAL
BODY OUTSIDE DIAMETER25.190 INCHES NOMINAL
BODY STYLEPLAIN
BOLT CIRCLE DIAMETER23.188 INCHES NOMINAL
BOLT HOLE QUANTITY20
CHAMFER ANGLE45.0 DEGREES NOMINAL ALL CORNERS
CHAMFER LENGTH0.190 INCHES MINIMUM AND 0.220 INCHES MAXIMUM ALL CORNERS
CORNER SHAPECHAMFERED ALL CORNERS
OVERALL LENGTH0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MOUNTING HOLE NOMINAL THREAD SIZE0.313 INCHES
SURFACE FINISH125.0 MICROINCHES ALL SURFACES


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