Overview
The Beckson 436PF6-S pump is a hand-operated drum transfer pump engineered for safe handling of corrosive and aggressive chemicals commonly used in industrial treatment plants and chemical operations. The 436 series is designed to safely transfer detergents, waxes, alkalis and certain acids. This model incorporates chemically resistant Hypalon seals and valves paired with a durable PVC pump body, making it ideal for facilities processing multiple chemical types without requiring specialized pump changes.
Key Features
- UL Listed for safe chemical transfer applications
- Valves and seals of Hypalon for superior corrosion resistance
- PVC pump shaft for extended service life in chemical environments
- Transfers at a rate of 28 oz per stroke, offering economical capacity for medium-duty operations
- Simple, hand-operated mechanism requiring no electricity or compressed air
- Discharge connection of 1-1/4 in with threaded 2 in fitting size for flexible plumbing integration
Technical Specifications
Designed for reliable, long-term chemical transfer duty:
- Pump Length: 38 inches
- Pump Diameter: 1-1/2 inches
- Capacity per Stroke: 28 oz
- Discharge Outlet: 1-1/4 in
- Inlet Connection: 2 in threaded fitting
- Pump Body Material: PVC and Polyethylene
- Seal Material: Hypalon
- Valve Type: Hypalon
- Certification: UL Listed
- Application: Chemical transfer in treatment plants
Typical Applications
This pump is engineered for a broad range of industrial chemical transfer tasks:
- Water and wastewater treatment facilities requiring alkali chemical injection
- Detergent and cleaning compound dispensing from drums and bulk containers
- Caustic and sodium hydroxide handling in industrial processes
- Acid transfer operations (where compatible with Hypalon chemistry)
- Wax and coating compound distribution in manufacturing
- Laboratory and industrial maintenance chemical handling
Compatibility & Replacements
Compatible With
- Standard 2-inch IPS threaded drum bungs
- Alkalis including sodium hydroxide and potassium hydroxide
- Industrial detergents and surfactants
- Waxes and protective coatings
- Selected acids compatible with Hypalon (verify chemical compatibility before use)
- Water treatment plant chemical injection systems
Replaces / Drop-In Replacement For
- Earlier Beckson 436-series models with standard 2-inch IPS bung (436PF series variants)
- Generic hand-operated alkali transfer pumps of equivalent 28 oz/stroke capacity
- Note: Always verify pump material compatibility with your specific chemical before substitution. Beckson offers complementary acid-transfer models for hydrochloric acid and sodium hypochlorite applications.
Works With
- Standard 2-inch IPS threaded drum adapter connections
- 1-1/4 inch threaded discharge piping and fittings
- Gravity flow and low-pressure injection systems in treatment plants
- Manual drum-to-tank chemical transfer setups
- LEAD-FREE certified for use in potable water systems where applicable














