6.5 cu ft K-Series Stationary Sandblast Pot – Pneumatic Pressure Hold System with MPV Metering Valve & #400 Pinch Valve, 1-1/4″ Piping with Moisture Separator, 55′ Twin-Line Hose & Pneumatic Control Handle #2

Part Number: 41-351-MPV
Compatible With: KEY HOUSTON #40301
Weight: 462.12 lbs
Warranty: 5-Year Limited / 10-Year Vessel Warranty

Overview

The 6.5 cu ft K-Series Stationary Pneumatic Blast Pot is engineered for industrial-grade blasting performance, durability, and control.
Designed with a Pneumatic Pressure Hold System, MPV Metering Valve, and #400 Pinch Valve, it offers smooth operation, precise abrasive flow, and efficient air management.
Ideal for stationary applications in fabrication, shipyards, refineries, and manufacturing facilities that demand reliable, continuous-duty performance.

Key Features & Benefits

A. Pressure Vessel

• 6.5 cu ft (185 L) capacity rated for 150 PSI (10.3 BAR)

• Built to A.S.M.E. Section VIII Division 1 standards

• C.R.N. Certified for all provinces

B. Pressure Hold System

• Keeps vessel pressurized when control handle is released

• Provides smoother starts and stops vs. pressure-release systems

C. Emergency Air Tank

• Maintains pinch-valve closure if compressor fails or runs out of air

• Improves safety and system continuity

D. Heavy-Duty Moisture Separator

• Removes condensation for consistent media delivery and clean operation

E. 1-1/4″ Galvanized Piping

• Corrosion-resistant for extended lifespan and optimal airflow

F. Full-Port Ball Valves

• Heavy-duty valves maximize airflow and reduce pressure loss

G. Schedule 80 Heavy-Duty Nipples

• Withstand abrasive wear for longer component life

H. JIC-Fitted Pusher Line

• Prevents gasket failures and simplifies maintenance

I. MPV Metering Valve / #400 Pinch Valve

• MPV Manual Plunger Valve: Reliable mechanism for fine abrasive flow control

• #400 Pinch Valve: Smooth air and abrasive start/stop performance

J. Bag-Breaker & Screen

• Prevents foreign objects from entering the hopper during loading

K. Blow-Down Muffler

• Reduces noise during depressurization for operator comfort

L. 6″ FAST-FILL™ Pop-Up

• Allows rapid abrasive refilling and increased productivity

Specifications

Applications

• Stationary industrial surface preparation and paint removal

• Shipbuilding and marine maintenance

• Heavy-equipment and fabrication shops

Compatibility

• OEM Replacement For: KEY HOUSTON #40301

• Fully compatible with K-Series Pneumatic Pressure Hold systems