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Universal 1 Series - 420/520 High Capacity - Positive Displacement Pumps
Positive Displacement Pumps designed to overcome the challenge of accurate pumping at high-volume capacities.
Product Specifications
| MODEL | DISPLACEMENT PER REVOLUTION |
NOMINAL CAPACITY TO |
PRESSURE PSI |
|---|---|---|---|
| 420-UHC | 1.62 Gal. (6.129 Liter) | 640 GPM (145.4 m³/hr.) | 200 PSI (13.8 bar) |
| 423-UHC | 1.62 Gal. (6.129 Liter) | 640 GPM (145.4 m³/hr.) | 200 PSI (13.8 bar) |
| 520-UHC | 2.38 Gal. (8.990 Liter) | 830 GPM (188.5 m³/hr.) | 150 PSI (10.3 bar) |
| 523-UHC | 2.38 Gal. (8.990 Liter) | 830 GPM (188.5 m³/hr.) | 150 PSI (10.3 bar) |
Body Standard: 316L Stainless Steel Options:
- Flush taps for future double seals
- Body retaining screws
Ports Standard: S-Line Options:
- Bevel Seat, I-Line, Q-Line; European DIN, SMS or RJT
- Male NPT, 150 lb. & 300 lb. Flanges. (150 lb. standard on Model 320)
- Rectangular Flange Inlet or Aseptic ports
- Extended ports
- Optional port sizes on 6, 18, 30 and 60 Models
Covers Standard: 316L SS plain cover, hex cover nuts Options:
- Vent or drain connections
- Aseptic, jacketed or vented
Rotors Standard: Alloy 88 Twin Wing. Standard clearance for up to 180° F (82° C) Options:
- Hot clearance to 300° F (149° C)
- Clearance above 300° F (149° C) on application
- Special & front face clearances and slotted rotor hub for special applications
O-Rings Standard: Buna-N Options:
- Fluoroelastomer (FKM)
- EPDM
- Silicone
- EPDM-SF
Seals Standard: Single Mechanical Options:
- Double Mechanical
- Seal faces: Ceramic, Silicon Carbide, Tungsten Carbide, Carbon, John Crane Type 8B2 Carbon, Seal Faces
Gearcase Standard: Painted cast iron WCB blue, 316L SS shafts, top shaft position, 17-4 PH shafts Options:
- Steel-It paint
- Lower shaft position
- Pedestal shims for side mounted pumps. Left hand shaft position standard
- Right hand shaft position on side mounted gearcase
Bases Standard: Flat plate, epoxy painted, with adjustable feet, SS coupling guard, and Lovejoy or Woods coupling Options:
- Carbon steel channel
Drives Standard: Nord/Baldor Inline Option:
- Right angle gear reducer
Click on the links below to download pump model performance curves for Universal High Capacity (UHC) Series Positive Displacement pumps.
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Universal High Capacity Series - Model 420/423 - Performance Curve - 95-07086 || PDF
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Universal High Capacity Series - Model 520/523 - Performance Curve - 95-07087 || PDF