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Plunger Pumps
Operating Instructions and Parts Manual RK Series Pumps
First Choice When Quality Matters
NORTH
AMERICA
Please read and save these instructions. Read carefully before attempting to assemble, install,
operate or maintain the product described. Protect yourself and others by observing all safety
information. Failure to comply with instructions could result in personal injury and/or property
damage! Retain instructions for future reference.
Operating Instructions and Parts Manual RK Series Pumps
Form RK-OM 806
Description
Plunger Pumps are designed for a wide variety of high
pressure washing applications. They are constructed of
die-cast bodies and feature a forged brass head. Internal
components include special thick solid ceramic plungers
for long life and durability. Precision cast cooling fins
are anodized for maximum heat dissipation. Oversized
tapered roller bearings and the precision supports assure
proper shaft alignment and maximum life. Valve cages
of special designed Ultra-Form provide positive seating
and extended life. One-piece connecting rods are either
a special alloy aluminum or bronze oversized for strength
and load disbursement. These pumps are designed for
gearbox , belt drive, or coupling drive systems, electric
motor 182-184 frame driven systems, or gasoline engine
driven systems.
High Performance Pumps
Figure 1 -RKHN
Figure 3 - RK-F24
Figure 2 - RK-F17
RK 1450 rpm N Version
Model Max GPM Max PSI
RK11.14N 2.9 2000
RK11.20HN 2.9 2900
RK13.12N 3.43 1740
RK13.20HN 3.43 2900
RK14.16N 3.7 2300
RK15.15N 3.96 2200
RK15.20HN 3.96 2900
RK15.28HN 3.96 4000
RK18.20HN 4.75 2900
RK18.28H 4.75 4000
RK21.20HN 5.55 2900
RKA 1750 rpm N Version
Model Max GPM Max PSI
RKA3.5G25N 3.5 2500
RKA3.5G30N 3.5 3000
RKA3.5G40HN 3.5 4000
RKA4G20N 4.0 2000
RKA4G30N 4.0 3000
RKA4G30HN 4.0 3000
RKA4G35N 4.0 3500
RKA4G40HN 4.0 4000
RKA4.5G17N 4.5 1700
RKA4.5G25HN 4.5 2500
RKA4.5G35HN 4.5 3500
RKA5.5G13N 5.5 1300
RKA5.5G20HN 5.5 2000
RKA5.5G30HN 5.5 3000
Model Max GPM Max PSI
RKA6.5G20HN 6.6 2000
RKA7G20HN 7.1 2000
RKA 1750 rpm E Version 1-1/8”
Model Max GPM Max PSI
RKA3.5G30E-F17 3.5 3000
RKA3.5G30HE-F17 3.5 3000
RKA3.5G40HE-F17 3.5 4000
RKA4G20E-F17 4.0 2000
RKA4G30E-F17 4.0 3000
RKA4G30HE-F17 4.0 3000
RKA5.5G13E-F17 5.5 1300
RKA6.5G20HE-F17 6.6 2000
RKA7G20HE-F17 7.1 2000
RKV 3400 rpm D Version - 1”
Model Max GPM Max PSI
RKV3.5G30AD-F24 3.5 3000
RKV3.5G35D-F24 3.5 3500
RKV3.5G40HD-F24 3.5 4000
RKV4037 3.5 3700
RKV4G30AD-F24 4.0 3000
RKV4G32D-F24 4.0 3200
RKV4G35HD-F24 4.0 3500
RKV4G40HD-F24 4.0 4000
RKV4.5G22D-F24 4.5 2200
RKV4.5G40HD-F24 4.5 4000
RKV5G40HD-F24 5.0 4000
RKV5.5G40HD-F24 5.5 4000