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$27.88 $58.69
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Why you’ll love it

RestaurantSupply.com is your trusted source for Micro Matic draft beer system parts.

  • Authorized Micro Matic dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Micro Matic 4331AS-304 draft beer system parts
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Micro Matic 4331AS-304 2-1/8 Inch Shank Assembly with Chrome Coupling Nut 304 Stainless Steel

Micro Matic  |  MFG #: 4331AS-304  |  Item #: 398466
Item: #398466

Technical details
Manufacturer Micro Matic USA
Model Number 4331AS-304
Manufacturer Part # 4331AS-304
Type Shank Parts

About this item

Product Details

The Micro Matic 4331AS-304 Shank Assembly is a high-precision component designed for draft beer system installations. Crafted from durable 304 stainless steel, this assembly features a 2-1/8" length with a 1/4" bore, ensuring reliable liquid flow and secure connections in commercial beverage dispense setups. It includes essential accessories such as a chrome coupling nut, sleeve, snap-ring, lock nut, and black plastic flange, facilitating seamless integration within draft beer infrastructure in restaurant and bar environments. Its robust construction and exact dimensions address technical fitting requirements and optimize operational efficiency for professional foodservice operators.

Top Micro Matic 4331AS-304 Features

The Micro Matic 4331AS-304 Shank Assembly offers precise fitment and robust stainless steel construction for reliable, long-term use. Its included chrome coupling nut simplifies installation and maintenance, while the 2-1/8" length and 1/4" bore ensure compatibility with standard draft beer components. Designed for professional deployment, it withstands frequent cleaning and operational demands, reducing downtime in busy beverage service environments.

  • Durable stainless steel construction enhances longevity under heavy use
  • Included chrome coupling nut allows secure, leak-proof connections
  • Precisely engineered 2-1/8" length fits standard draft systems
  • Easy installation with comprehensive assembly components
  • Designed for high-volume beverage service and quick maintenance

Ideal for commercial draft beer systems requiring secure, efficient shank connections in active bar or restaurant settings.

Micro Matic 4331AS-304 Technical Specs

The Micro Matic 4331AS-304 Shank Assembly features a stainless steel body optimized for reliable performance in busy draft beer installations. With a length of 2-1/8", it is compatible with standard beer lines and fittings, supporting typical flow volumes in commercial environments. The assembly includes a chrome coupling nut and other mounting hardware designed for straightforward assembly and disassembly. Its construction withstands frequent cleaning cycles, making it suitable for high-traffic venues. Operating temperature range accommodates typical draft system conditions, and the material’s corrosion resistance ensures durability. The unit’s compact dimensions and included components facilitate efficient integration within existing or new draft beer setups.

  • Strengthened with 304 stainless steel for corrosion resistance
  • Includes a chrome coupling nut for leak-proof connections
  • Overall length: 2-1/8 inches with a 1/4-inch bore
  • Compatible with standard draft beer fittings and lines
  • Supports frequent cleaning and maintenance cycles

What is a commercial draft beer system part?

A commercial draft beer system part is a component used to assemble, repair, or maintain beverage dispensers in professional bar and restaurant environments. The Micro Matic 4331AS-304 Shank Assembly is installed between the beer line and tap system, providing a secure, corrosion-resistant connection that enables consistent beer flow. This part is installed in draft lines for effective line sanitation and efficient operation, making it essential for high-volume beer service and ensuring tap integrity in busy venues such as pubs, restaurants, and hospitality settings.

Top draft beer system parts for beverage service in hospitality settings

These precision-crafted components, including the Micro Matic 4331AS-304, support reliable draft beer delivery in busy hospitality kitchens. Designed for operation in moderate workload environments, they facilitate seamless integration and maintenance, ensuring efficient beverage service in restaurants and bars. Manufactured by Micro Matic, these parts improve system uptime and hygiene for professional foodservice operations.

  • Operation Type — suitable for busy restaurant draft systems
  • Kitchen Type — for compact commercial beverage zones
  • Foodservice Category — ideal for bar, pub, or restaurant draft setups
  • Workload Qualifier — optimized for moderate throughput
  • Use Case — reliable components for draft line assembly and repair

Why Choose Micro Matic 4331AS-304?

Micro Matic 4331AS-304 outperforms similar shank assembly components with superior stainless steel durability, precise dimensions, and included mounting accessories. Its engineered design minimizes leak risks and simplifies maintenance, ensuring consistent beverage quality and reducing downtime. This assembly's robust construction supports high-volume draft beer service in demanding foodservice environments, streamlining installation and repair procedures.

  • Manufactured from corrosion-resistant 304 stainless steel for longevity
  • Includes comprehensive assembly components for quick setup
  • Compact design fits standard draft beer systems seamlessly
  • Designed for restaurant-ready, high-utilization environments
  • Offers a reliable, leak-proof connection for commercial operations

Customer reviews

Micro Matic 4331AS-304 Shank Assembly 2-1/8" X 1/4" Bore Includes: Chrome Coupling Nut
Micro Matic USA

Micro Matic 4331AS-304 2-1/8 Inch Shank Assembly with Chrome Coupling Nut 304 Stainless Steel

$27.88 $58.69

Micro Matic USA, 4331AS-304, Shank Assembly, 2-1/8" x 1/4" bore, includes: chrome coupling nut, sleeve, snap-ring, lock nut & black plastic flange, 304 stainless steel