Corken | IDEX Corporation

Part	Standard		Optional
Part	Pump Construction	Material	Material
Case, head	CPMN 0521/0721/1021	Gray iron ASTM A48, Class 30
Case, head	All others	Ductile iron ASTM A536
Flange, rotor, seat adapter plate	All	Ductile iron ASTM A536
Sideplate	All	Gray iron ASTM A48, Class 40
Cam, bearing cap	All	Gray iron ASTM A48, Class 30
Welding flange	All	Steel
Seal seat	All	Gray iron ASTM A48, Class 30	316 Stainless steel, Ni-resist
Seal metal parts	All	Steel
Shaft	All	8620 Steel
Shaft	All	8620 Steel
Blades	All	Ryton^®
Blades	All	Ryton^®
Relief valve spring	All	Steel cadmium plated
Relief valve	CPMN/CDMN0521	Steel
Relief valve	All others	Gray iron ASTM A48, Class 30
Magnets	All	Neodyium	Samarium
Sleeve bearings	All	Carbon graphite	Silicon carbide
O-rings	All	Buna-N	PTFE,Viton^®1, Neoprene^®1
Retainer rings	All	Steel

¹ Viton^® and Neoprene^® are registered trademarks of the DuPont Company.

Corken, Inc.
A Unit of IDEX Corporation
3805 N.W. 36th Street, Oklahoma City, OK 73112 U.S.A.
(405) 946-5576
FAX (405) 948-7343