Dayton 4RP73


Speed Reducer, 5:1

4RP73 144463
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ItemSpeed Reducer
Shaft OrientationRight Angle
Input RPM1750
Nominal Output RPM350
Worm Center Distance3.00"
NEMA/IEC Frame182/184TC
Overhung Load (Lb.)967
Nominal Ratio5:1
Max. Input HP5
Max. Torque (In.-Lbs.)834
Output Torque @ 1.5 HP (In.-Lb.)239
Output Torque @ 2 HP (In.-Lb.)324
Output Torque @ 3 HP (In.-Lb.)494
Output Torque @ 5 HP (In.-Lb.)834
Number of Stages1
MountingAny Position Except Input Motor Shaft Up
LubricationKluber Food Grade
Oil SealDouble Lip
FinishPowdered Epoxy Paint
Shaft AssemblyDouble Output
UPC 094701444638
Weight 75.000000


C-Face Right Angle Speed Reducer, Nominal Output Speed 350 RPM, Input RPM 1725-1750, NEMA Frame 182/184TC, Overhung Load 967 Pounds, Nominal Ratio 5:1, Output Torque @ 1.5 HP 239 Inch Pounds, Output Torque @ 2 HP 324 Inch Pounds, Output Torque @ 3 HP 494 Inch Pounds, Output Torque @ 5 HP 834 Inch Pounds, Worm Center Distance 3.00 Inches, Double Output Shaft Assembly, Mounting Any Position Except Input Motor Shaft Up

Dayton C-Face Right-Angle Speed Reducers and Bases
  • Interchangeable with most Grove (Flexaline) and Ohio (Uniline) reducers. Thread-rolled and hardened alloy steel worm for higher strength and lower power loss; forged bronze and hardened worm gear. Ball bearings on input shaft, tapered roller bearings on output shaft. Cast-iron housing. For low-speed/high-torque applications when coupled to a NEMA 56C-Face, 1750-rpm motor (not included).
  • 29 to 350 rpm, continuous-duty All-position mounting with optional bases on this page, except input motor shaft up Shipped with oil Double-lipped and spring-loaded shaft seals; large oil sump

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