DelavanPower products for a fluid world.
 

Max Flow: 22.5 GPM (85.5 LPM)
Max Operating Speed: 850 RPM

Downloads
Installation Manual (PDF)
RollerPro Catalog (PDF)

7900C
7900C-R
7900DSS
7900DSS-R
P

Cast Iron
Cast Iron Reverse Rotation
Stainless Steel Diamond Series™
Stainless Steel Diamond Series™ Reverse Rotation
Polypropylene Rollers Optional

Specifications


Pump

Type: 7-Roller design

Max Pressure: 200 PSI (14 bar)

Max Recommended Temperature:
140°F (60° C)

Port Size: 1” NPT (female)

Mounting:
Base Mounted: 3⁄8 -18 UNC-2B (2 holes)

PTO: Use torque bar and chain

Shaft:
Size: 15⁄16” solid shaft
Rotation: CCW (standard);
CW (optional)
(Shaft rotation is determined when
looking at shaft end of pump)

Weight: 14 lbs (30.8 kg)

 

Materials of Construction

Housing: Cast Iron or Diamond Series™ Stainless Steel

Rollers: 3⁄16” Ultra rollers (standard) Polypropylene (optional)

Shaft Seals: Viton cartridge type lip seals

Seal Ring: Viton

Shaft & Rotor:
Cast Iron: Extra-fine finish 404 SST Diamond Series™ Stainless Steel: Extra-fine finish 416 SST

Bearings: Permanently-lubricated, heavy-duty sealed bearings

 

Dimensions

7900 Models

Performance

Flow @ Specified Pressure and Speed

PSI
540 RPM
650 RPM
850 RPM
0
15.2
17.7
22.5
20
14.5
17.0
21.8
40
13.6
16.2
21.0
100
12.0
15.0
20.0
200
10.0
13.9
18.0