6.5 cu ft K-Series Portable Blast Pot – Pneumatic Pressure Hold System with #100 Metering Valve & #400 Pinch Valve, 1-1/4" Piping with Moisture Separator, 55' Twin-Line Hose & Pneumatic Control Handle #2

Part Number: 41-301-A
Compatible With: KEY HOUSTON #40301
Weight: 645.46 lbs
Warranty: 5-Year Limited / 10-Year Vessel Warranty

Overview

The 6.5 cu ft K-Series Portable Sandblast Pot delivers heavy-duty blasting performance with exceptional reliability. Built with a Pneumatic Pressure Hold System, it keeps the vessel pressurized between blast cycles for smoother operation, reduced abrasive waste, and greater efficiency.

Engineered for contractors and industrial operations, this model features a #100 Metering Valve and #400 Pinch Valve, allowing precise control of both air and media flow. With corrosion-resistant galvanized piping, a heavy-duty moisture separator, and an emergency air tank, it’s designed for consistent performance and long service life.

Key Features & Benefits

A. Pressure Vessel

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

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

• C.R.N. Certified for all Canadian provinces

B. Pressure Hold System

• Maintains pressure when control handle is released

• Enables smoother starts/stops versus release systems

• Reduces moisture and abrasive waste

C. Emergency Air Tank

• Keeps pinch valve closed if compressor fails or runs out of fuel

• Safety improvement over legacy designs

D. Heavy-Duty Moisture Separator

• Ensures dry air for optimal abrasive performance

E. 1-1/4″ Galvanized Piping

• Provides corrosion resistance and steady airflow

F. Heavy-Duty Full-Port Ball Valves

• Allows unrestricted airflow and extends component life

G. Schedule 80 Heavy-Duty Nipples

• Engineered to resist abrasive wear for longer service life

H. JIC-Fitted Pusher Line

• Eliminates gasket failures and simplifies maintenance

I. #100 Metering Valve / #400 Pinch Valve

• #100 Metering Valve: legacy-style precision abrasive control

• #400 Pinch Valve: controls air/media flow for smooth blast operation

J. Bag-Breaker & Screen

• Prevents debris contamination when filling abrasive

K. Blow-Down Muffler

• Reduces noise during depressurization

L. 6″ FAST-FILL™ Pop-Up

• Enables faster abrasive filling and shorter cycle times

Specifications

Applications

• Shipyards, pipeline, and bridge restoration

• Industrial steel fabrication and maintenance

• Heavy equipment coating removal

• Field and portable abrasive blasting operations

Compatibility

• OEM Replacement For: KEY HOUSTON #40301

• Fully compatible with K-Series Pressure Hold Systems and legacy #100/#400 valve assemblies