Pump Size:
maximum plunger size x stroke length, in.(mm):
3.00 x 3.500 (76.2 x 88.9)
Rated BHP (kW) at 420 RPM: 59 (44)
Rated plunger load, pounds (kg): 4760 (2159)
Maximum discharge pressure: psi (kPa)
“L” model: 970 (6686)
“M” model: 2295 (15825)
“MS” model: 4789 (33017)
“H” model: 10000 (68948)
Crankshaft extension:
Diameter, in.(mm): 2.500 (63.5)
Length, in (mm): 4.13 (104.9)
Keyway width x depth, in.(mm):
5/8 x 5/16 (15.88 x 7.94)
Maximum recommended sheave diameter,
in.(mm): 38 (965.2)
For larger sizes: Contact Factory
Pinion shaft extension,
if gear reducer is supplied, in.(mm)
For belt or chain drive: Contact Factory
For direct drive: Diameter: 2.000 (50.8)
Length: 4.250 (108.0)
Keyway width x depth:
1/2 x 1/4 (12.70 x 6.35)
Accessory gear reduction unit:
3.00:1, 3.12:1, 3.23:1, 3.36:1, 3.49:1,
3.62:1, 3.78:1, 3.94:1, 4.11:1, 4.29:1,
4.48:1, 4.69:1, 4.93:1, 5.17:1
Oil Capacity, gallons (L)
Crankcase: 2.50 (9.46)
Gear Reducer - varies with ratio:
1.25 to 1.50 (4.73 to 5.68)
Weight, pump only on
wood shipping skids, pounds (kg)
“L” model: 1100 (499)
“M” model: 980 (445)
“MS” model: 1080 (490)
“H” model: 1035 (469)
Standard Materials For Fluid End Bodies
“L” model
Cast Ductile Iron
Forged/Plate Carbon Steel
Cast Nickel-Aluminum-Bronze
Cast Duplex Stainless Steel
“M” model
Cast Ductile Iron
Cast/Forged/Plate Carbon Steel
Cast Nickel-Aluminum-Bronze
Cast Duplex Stainless Steel
“MS” model
Forged Nickel-Aluminum-Bronze
Forged 316 Stainless Steel
Forged/Plate Carbon Steel
“H” model
Forged 15-5 Stainless Steel

A 59 horsepower 3 1/2” stroke horizontal triplex single acting plunger pump. Available in four different fluid end materials at pump speeds up to 420 RPM and multiple accessory gear reduction unit ratios.

Features:

• Crankpin Bearings, Bi-Metal
  
• Crankshaft, Ductile Iron
  
• Crankshaft Bearings, Heavy-Duty Roller
  
• Crossheads, Cast Iron with Upper/Lower Oil Grooves
  
• Crosshead Pins, Alloy Steel
  
• Crosshead Pin Bushings, Bronze Bearing
  
• Power Frame, Cast Iron