6.5 cu ft K-Series Portable Sandblast Pot – Pneumatic Pressure Hold System with MPV Metering Valve & #400 Pinch Valve, 1-1/4" Piping, Moisture Separator & 55' Twin-Line Remote Control – Silver Blasting Package

Part Number: 41-301-MPV-C
Compatible With: KEY HOUSTON #40301
Weight: 674.12 lbs
Warranty: 5-Year Limited / 10-Year Vessel Warranty

Overview

The 6.5 cu ft K-Series Portable Blast Pot (Silver Package) is a professional-grade pneumatic sandblasting system designed for consistent performance, safety, and longevity.
Built with a Pneumatic Pressure Hold System, it maintains vessel pressurization during idle cycles, ensuring smoother operation, reduced abrasive loss, and improved air efficiency.
Outfitted with an MPV Metering Valve and #400 Pinch Valve, this configuration provides superior abrasive control and precise operation, making it ideal for heavy-duty contractors, fabricators, and industrial surface prep specialists.

Silver Blasting Package Includes

• (1) 10-114BLK-050-3AL – 1-1/4″ Blast Hose Assembly Kit with Couplings (50′)

• (1) 1348-555 – #5 Tungsten Carbide, Poly Jacket Nozzle

• (1) 122-9150 – Blast Suit, Lightweight, Large

• (1) 407701 – Luxury Double-Palmed Gloves (Pair)

• (1) 407000-PFC – RPB® NOVA 2000™ Respirator Package

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 blasting cycles and cleaner operation

• Reduces abrasive and air waste

C. Emergency Air Tank

• Maintains valve closure in case of compressor shutdown

• Adds operational safety for field and mobile applications

D. Heavy-Duty Moisture Separator

• Removes air moisture for consistent media flow

E. 1-1/4″ Galvanized Piping

• Resists corrosion and enhances airflow efficiency

F. Heavy-Duty Full-Port Ball Valves

• Ensures unrestricted air delivery and system responsiveness

G. Schedule 80 Heavy-Duty Nipples

• Engineered to endure abrasive wear for long-term reliability

H. JIC-Fitted Pusher Line

• Eliminates gasket leaks and simplifies maintenance

I. MPV Metering Valve / #400 Pinch Valve

• MPV Valve: Simple plunger-style valve offering precise abrasive flow control

• #400 Pinch Valve: Controls air and abrasive flow with reliability and ease

J. Bag-Breaker & Screen

• Prevents clogs by filtering debris during abrasive loading

K. Blow-Down Muffler

• Reduces noise output during depressurization

L. 6″ FAST-FILL™ Pop-Up

• Allows quicker abrasive refilling to minimize downtime

Specifications

Applications

• Industrial blasting and surface prep

• Bridge, tank, and shipyard maintenance

• Corrosion and coating removal

• Heavy-equipment refurbishment and fabrication

Compatibility

• OEM Replacement For: KEY HOUSTON #40301

• Compatible with all K-Series MPV / #400 Pneumatic assemblies and accessories