Specialty Pumps
Stainless Pumps: Which Family Fits Your Frame
Stainless pumps cost more than brass and most jobs do not need one. The jobs that do are specific, and
09/17/2026
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Industrial Cleaning & Pressure Washer Pump Guides
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Specialty Pumps
RKA-SS Stainless Steel Solid Shaft Pumps
RKA-SS Stainless Steel Solid Shaft Pumps — High-Flow Industrial Performance If your operation needs more water on target—without sacrificing durability
09/11/2026
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Specialty Pumps
WHWL Hot Water Pumps: 9.8 to 13.2 GPM at 185F
Hot water is the cheapest upgrade in pressure washing, and WHWL hot water pumps are how you get it at
02/17/2026
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Specialty Pumps
RKW1514N: A 950 RPM Pump and Why Slow Speed Lasts
The RKW1514N turns at 950 RPM. That is the whole point of it, and it is why the pump looks
02/10/2026
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Specialty Pumps
RT Hydraulic Drive Pumps: Read Both Sides of the Spec
If a truck already carries hydraulics, driving the pump off that circuit removes a whole system. No second engine, no
01/23/2026
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Specialty Pumps
Specialty Pumps: Odd Shafts, Low Pressure, Left-Hand Builds
Most pressure washer pumps are variations on the same idea: three plungers, a brass head, 1,450 or 1,750 RPM on
01/05/2026
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Specialty Pumps
XHW Hot Water Pumps: 2.11 and 2.9 GPM Compact Models
Heat does something pressure cannot, which is the case for XHW hot water pumps. It drops the viscosity of grease
12/29/2025
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Specialty Pumps
RTX Hydraulic Drive Pumps and Direct Drive Compared
The RTX is the top of AR’s industrial range, and it comes two ways. You can buy the pump alone
12/08/2025
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Replacement Pumps
SXWA Series: 5,000 PSI at 1,750 RPM
The SXW series gives you 5,000 PSI at 1,450 RPM. The SXWA Series gives you the same pressure at 1,750
11/26/2025
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Specialty Pumps
XWP Series: 13 to 18.5 GPM Industrial Pumps
The XWP series is the volume end of AR’s industrial range: 13 to 18.5 GPM at 1,740 to 2,200 PSI,
10/30/2025
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