3.5 cu ft K-Series Portable Sandblast Pot – Pneumatic Pressure Hold System with #100 Metering Valve & #400 Pinch Valve, 1" Piping w/ Moisture Separator & 55' Twin-Line Remote – Gold Blasting Package Kit
Part Number: 41-300-D
Compatible With: KEY HOUSTON #40300
Weight: 637.94 lbs
Warranty: 5-Year Limited / 10-Year Vessel Warranty
Overview
The 3.5 cu ft K-Series Portable Sandblast Pot (Gold Package) delivers top-tier performance for industrial abrasive blasting applications.
Equipped with a Pneumatic Pressure Hold System, this model maintains internal pressure between cycles, ensuring smooth starts, efficient operation, and reduced abrasive waste.
The combination of a #100 Metering Valve and a #400 Pinch Valve provides precise control over abrasive flow and air supply, while the included Gold Blasting Package makes it a complete, job-ready solution for professionals demanding maximum productivity and durability.
Gold Blasting Package Includes
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(1) 10-100BLK-050-3AL – 1″ Blast Hose Assembly Kit with Couplings (50′)
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(1) 1201-1173 – #4 Tungsten Carbide, All-Poly Nozzle
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(1) 122-9150 – Blast Suit, Lightweight, Large
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(1) 407701 – Luxury Double Palmed Gloves (Pair)
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(1) 407000-PFC – NOVA 2000™ Respirator Package
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(1) 10-034RED-050-1 – 3/4″ Air Hose Assembly Kit (50′)
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(1) 10-100RED-050-1 – 1″ Air Hose Assembly Kit (50′)
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(1) UM-100 – Air Hose Coupling, 2 Lug, 1″ Male NPT
Key Features & Benefits
A. Pressure Vessel
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3.5 cu ft (100 L) capacity rated for 150 PSI (10.3 BAR)
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Constructed to A.S.M.E. Section VIII Division 1 standards
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C.R.N. Certified for all Canadian provinces
B. Pressure Hold System
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Keeps vessel pressurized when the control handle is released
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Enables smoother starts and stops than pressure-release systems
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Improves abrasive efficiency and consistency
C. Emergency Air Tank
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Provides reserve air pressure if the compressor fails or runs out of fuel
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Keeps the pinch valve closed to ensure safety during emergencies
D. Heavy-Duty Moisture Separator
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Prevents moisture-related issues in abrasive media for cleaner operation
E. 1″ Galvanized Piping
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Provides corrosion resistance and reliable airflow
F. Heavy-Duty Full-Port Ball Valves
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Designed for long service life under demanding use
G. Schedule 80 Heavy-Duty Nipples
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Built to withstand abrasive wear for maximum longevity
H. JIC-Fitted Pusher Line
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Prevents gasket-related failures and simplifies maintenance
I. #100 Metering Valve / #400 Pinch Valve
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#100 Metering Valve: Precise abrasive feed control based on the proven legacy K-Series design
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#400 Pinch Valve: Controls air and media start/stop for efficient operation
J. Bag-Breaker & Screen Assembly
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Prevents contaminants from entering during abrasive loading
K. Blow-Down Muffler
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Reduces noise during depressurization for safer work conditions
L. 6″ FAST-FILL™ Pop-Up
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Allows faster abrasive loading and shorter turnaround times
Specifications
| Specification | Detail |
|---|---|
| Model | 41-300-D |
| Vessel Capacity | 3.5 cu ft (100 L) |
| Working Pressure | 150 PSI (10.3 BAR) |
| System Type | Pneumatic Pressure Hold |
| Valve Type | #100 Metering Valve / #400 Pinch Valve |
| Piping Size | 1″ Galvanized |
| Moisture Separator | Included |
| Control Handle | Pneumatic Handle #2 (55′ Twin-Line Hose) |
| Safety Feature | Emergency Air Tank |
| Fill Type | 6″ FAST-FILL™ Pop-Up |
| Certifications | A.S.M.E. Section VIII, C.R.N. (All Provinces) |
| Weight | 637.94 lbs |
| Warranty | 5-Year Limited / 10-Year Vessel Warranty |
Applications
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Industrial and contractor-grade abrasive blasting
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Shipyard, bridge, and pipeline surface prep
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Steel fabrication, restoration, and coating removal
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On-site and portable blasting operations
Compatibility
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OEM Replacement For: KEY HOUSTON #40300
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Fully compatible with K-Series Pressure Hold systems and legacy #100/#400 valve configurations
