R and H Series

Standard Specifications

Sizes Available:
2.5RB-10RB
2.5H-8H
Discharge Size - 2.5 - 10 inch
Mounting Configuration - horizontal frame
Casing - cast iron ASTM A48, class 30
Wear Rings - cast iron ASTM A48, class 30
Impeller - cast iron ASTM A48, class 30
Backplate - cast iron ASTM A48, class 30
Shaft Sleeve - stainless steel, AISI 416
Shaft - SAE 1144 Stressproof®
Sealing Arrangement - standard type “715” with “L”
seat and product flush line. Water cooled gland and
patented Cycloseal™ (#5489187) available.

Features & Benefits

• All iron construction for uniform thermal expansion (Ductile iron and 316 SS construction also available)
• Double volute for balanced radial forces, extendingbearing and seal life
• External balance line for lower seal box pressure, particle removal, and reduced axial loading
• Vapor suppression line to help eliminate flushing of water entrained oil
• Hydrostatic pressure test
• Oil lubricated bearing frames with Viton lip seals for extended service life
• All teflon closure seals
• Two year warranty

Typical Applications

• Hot cooking oil transfer
• Heat transfer fluid
• Hydraulic oils
• Chemical and petroleum oil transfer