Delavan RollerPRO® 6900DSS Stainless Steel Diamond Series™ 6-roller pump. Field Serviceable – saving precious time and money when you need to replace the rollers Features• “Roundup Ready,” a Delavan Stainless Steel Diamond Series roller pump lasts ten times longer than a cast iron pump• Stronger than steel, it’s simply the best chemical-resistant roller pump you can buy• Delavan RollerPRO® pumps are field serviceable – saving precious time and money when you need to replace the rollers• Complete roller replacements takes about 3 minutes• To ensure the best performance for your investment, Delavan incorporates such features as “Ultra” rollers, heavy-duty sealed bearings, viton seal rings, stainless steel shafts and rotors, and close tolerance machining. All are standard Specifications• Type: 6-Roller design• Max. Flow: 19.6 GPM• Max Operating Speed: 1,000 RPM• Max Pressure: 150 PSI• Max Recommended Temperature: 140°F (60° C)• Port Size: 3/4” NPT (female)• Base Mounted: 5⁄16 -18 UNC-2B (2 holes)• PTO: Use torque bar and chain• Shaft Size: 5⁄8” solid shaft• Rotation: CCW (standard)• Housing: Stainless Steel Diamond Series™• Rollers: 3⁄4” Ultra rollers (standard)• Shaft Seals: Viton cartridge type lip seals• Seal Ring: Viton• Shaft & Rotor: Extra-fine finish 416 SST• Bearings: Permanently-lubricated, heavy-duty sealed bearings• Weight: 9 lbs >