Universal 1 Series - 420/520 High Capacity - Positive Displacement Pumps
FEATURES
Every revolution of the 420 pumps more than 1 gallons (6 liters) ; the 520, more than 2 gallons (8 liters). Ideally suited for tomato, vegetable and pet food industries and for chemical/industrial applications. FEATURES AND BENEFITS Sanitation Features
- Rotor/shaft connection sealed from product zone
- Sideway mounting capability for better draining
- 316L pump body and cover
- Non-galling Waukesha “88” alloy rotors standard; permits running at tighter clearances and higher efficiencies; 316 stainless also available
- Mechanical seals standard
- Aseptic model option available
Long-life Features
- Large diameter 17-4 PH shafts for greater strength
- Heavy duty bearing frame
- Double tapered roller bearings contribute further to precise rotor movement andlonger seal life
- Body bolted to gear case to maintain seal face contact, when removing cover androtors
- Greased lubed bearings for positive lubrication to all bearings over entire speed,temperature and pressure range
- No bearing in product zone
- Rotor nuts designed for extended service without loosening
MODELS 420-UHC AND 423-UHC
0-400 RPM speed range. 6", 150# flanged port size; suitable to 200 PSI (13.8 bar) differential pressure. Temperature range -40°F (-40°C) to 300°F (149°C).
Double barriers or seals protect at every opening to the pump chamber. Live steam or a sterile fluid is circulated between these double seals at the ports, in the cover and at the shaft seals form an impenetrable barrier to contaminants.
| AO | CP | D | I | J | L | O | U | 2X | FLANGE SIZE | |
|---|---|---|---|---|---|---|---|---|---|---|
| IN | 27.25 | 49.60 | 18.75 | 33.60 | 9.75 | 39.19 | 14.25 | 3.875 | 22.50 | ANSI 6" |
| MM | 692.2 | 1259.8 | 476.2 | 853.4 | 247.6 | 995.4 | 362 | 98.42 | 571.5 |
Approximate shipping weight: 2600 lb. (1180 kg.).
Pump Curve 95-07086 for Model 420-UHC & 423-UHC || PDF
NOTES: Dimensions are for guidance purposes only. Contact your WCB Representative if more detailed measurements are needed. Waukesha Cherry-Burrell (WCB) curves are intended for use as an aid for preliminary selection of pumps by trained and qualified engineers. All selections must be reviewed by authorized WCB personnel prior to placing an order. WCB is not responsible for unauthorized or incorrect selections resulting from the use of these curves.