Impeller by Ancor of Italy.
Impeller Specifications

Impeller Rubber Material - Neoprene
Replaces Sherwood Impeller 9000, 9000K
Replaces Kohler Impeller 229826
Used on KOHLER 7 / 9 EFOZD /& 4/6 Cyl DSL
Used on Kohler 27 EFOZ / 32EOZ and 23EFOZ / 28EOZ
Used on Onan MDKC (3.5 & 4.0KW) and Onan MDKD (6.5 & 8.0KW) -with Sherwood Pump (Onan 132-0271)
For Onan MDKC (3.5 & 4.0KW) and Onan MDKD (6.5 & 8.0KW) with Oberdorfer Pump, use ANCOR AN 2052.