Gearboxes for Engines
Udor RP123 and SI123 Gearbox for PNC and PKC Pumps
Reduction Gearbox for Engines up to 7hp
For PN and PK pumps with 24mm shaft, these gearboxes are for connection to petrol or diesel engines with 3/4" parallel shafts.
Model Pump Shaft Engine Shaft Pump rpm Engine rpm hp kW Pump Series
RP 123 24mm 3/4" 1450 3400 6.0 4.5 PNC
SI 123 24mm 3/4" 1450 3400 6.0 4.5 PKC
Udor RC122/1
Reduction Gearbox for Engines up to 31hp
For BC to CH pumps with 24mm shaft, these gearboxes are for connection to petrol or diesel engines with parallel shafts.
Model Pump Shaft Engine Shaft Pump rpm Engine rpm hp kW Pump Series Weight
RC122K 1" 24mm 1" 1450 3000 22 16.4 B,BK,MS,MWT,C,CWT,CK,CH 4.5
RC122K 1"1/8 24mm 1"1/8 1450 3000 22 16.4 B,BK,MS,MWT,C,CWT,CK,CH 4.5
RC122X 1"1/8 24mm 1"1/8 1450 3000 31 23.0 B,BK,MS,MWT,C,CWT,CK,CH 4.5
Udor RN Reduction Gearbox for NX and NK Pumps
RN122 Reduction Gearbox for Engines up to 40hp
For NX and NK  pumps with 35mm shaft, these gearboxes are for connection to petrol or diesel engines with parallel shafts.
Model Pump Shaft Engine Shaft Pump rpm Engine rpm hp kW Pump Series Engines
RN122 1"1/8 35mm 1"1/8 1450 3000 40 30 NX B & S, Honda
RN122 1"1/8 KH 35mm 1"1/8 1450 3000 40 30 NX Kohler
RN122 1"7/16 35mm 1"7/16 1450 3000 40 30 NX B & S, Honda
RN122 1"7/16 KH 35mm 1"7/16 1450 3000 40 30 NX Kohler
Udor M164 G62 Gearbox for Gamma 62 Pumps
M164 - G62 Reduction Gearbox for Engines up to 16hp
For Gamma 62 pumps with 35mm shaft, these gearboxes are for connection to petrol or diesel engines with parallel shafts.
5 Pump Shaft Engine Shaft Pump rpm Engine rpm hp kW Oil
M164 - G62 35mm 1" 550 3400 16 12 0.51lt