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$26.15 $55.06
You save $28.91 (53%)

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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 4337A-3 draft beer system parts
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Micro Matic 4337A-3 6-1/8 Inch Shank Assembly Forged Brass with Coupling Nut

Micro Matic  |  MFG #: 4337A-3  |  Item #: 398379
Item: #398379

Technical details
Manufacturer Micro Matic USA
Model Number 4337A-3
Manufacturer Part # 4337A-3
Type Shank Parts

About this item

Product Details

The Micro Matic 4337A-3 Shank Assembly is a high-precision component designed for commercial draft beer systems. Constructed from forged brass, this assembly measures 6-1/8" in length with a 3/16" bore, ensuring durability and reliable flow management in professional beverage dispense setups. It includes essential parts such as a coupling nut, sleeve, snap-ring, lock nut, and a black plastic flange, providing a comprehensive solution for precise tap installation and maintenance in busy bar and restaurant environments. Its robust design supports consistent performance under moderate workloads, making it suitable for commercial kitchen equipment where dependable beverage flow control is critical.

Top Micro Matic 4337A-3 Features

The Micro Matic 4337A-3 Shank Assembly offers precise fluid regulation and durable forged brass construction, tailored for commercial draft beer applications. Its 6-1/8" length and 3/16" bore accommodate standard tap installations, facilitating ease of maintenance and quick component replacement. Designed for consistent performance, it optimizes workflow in bar or restaurant beverage systems, supporting moderate throughput operations with reliable sealing and fitting integrity.

  • Precise flow control: engineered for consistent draft beer delivery
  • Durable forged brass: resists corrosion in daily commercial use
  • Easy installation: includes coupling nut, snap-ring, and lock nut
  • Leak-proof connection: optimized for standard 3/16" bore fittings
  • Corrosion-resistant finish: withstands frequent cleaning and disinfecting routines

Ideal for installing in draft beer taps or maintenance of existing systems

Micro Matic 4337A-3 Technical Specs

The Micro Matic 4337A-3 Shank Assembly is engineered for dependable commercial draft beer lines, featuring a 6-1/8" length, 3/16" bore, and forged brass construction that ensures longevity under moderate workload conditions. It includes a coupling nut, sleeve, snap-ring, lock nut, and black plastic flange, supporting standard fitting dimensions and corrosion resistance in busy bar environments. The assembly is designed for straightforward installation and maintenance, with compatibility for common draft system fittings and seamless integration into existing setups. Its dimensions precisely match industry standards, ensuring secure connections and minimal downtime during system servicing.

  • Required clearance: fits standard 6-1/8" space in draft systems
  • Compatibility: supports 3/16" bore fittings for common draft lines
  • Material: forged brass provides corrosion resistance
  • Included components: coupling nut, sleeve, snap-ring, lock nut, flange
  • Installation ease: allows quick assembly and reliable sealing

What is a commercial shank assembly?

A commercial shank assembly is a critical component of draft beer systems, typically installed in bar or restaurant beverage lines to connect the beer tap to the cooler or keg. It consists of a metal shank, fittings, and hardware designed for durability and precise flow control. The Micro Matic 4337A-3 model, in particular, is used to ensure secure, leak-proof connections that withstand regular cleaning and operation in moderate-volume settings, supporting consistent draft beer delivery and system maintenance in hospitality environments.

Top draft beer system parts for commercial beverage service

The Micro Matic 4337A-3 Shank Assembly is a professional-grade component engineered for reliable draft beer system operation. Built with forged brass and designed for moderate workloads, it ensures secure connections in busy bar settings and supports efficient maintenance workflows in commercial kitchens. Micro Matic 4337A-3 parts are ideal for medium-volume beverage service and system upgrades.

  • Operation type — suitable for bar, restaurant, and hospitality use
  • Kitchen setting — ideal for medium-volume draft system installations
  • Foodservice category — beverage equipment and draft beer controls
  • Workload qualifier — designed for moderate throughput environments
  • Use case — ensures dependable beer delivery and easy system servicing

Why Choose Micro Matic 4337A-3?

Featuring durable forged brass construction and a comprehensive hardware set, the Micro Matic 4337A-3 shank assembly offers superior corrosion resistance and ease of installation compared to standard models. Its design maximizes sealing integrity and operational longevity, promoting efficient beverage flow management and reducing maintenance downtime in commercial bar operations.

  • Compact footprint designed for space-constrained setups
  • Self-contained assembly with complete hardware for quick replacement
  • Corrosion-resistant materials tailored for frequent cleaning
  • Optimized for consistent draft beer flow and system reliability
  • Supports standard 3/16" fittings for seamless integration

Customer reviews

Micro Matic 4337A-3 Shank Assembly 6-1/8" X 3/16" Bore Includes: Coupling Nut
Micro Matic USA

Micro Matic 4337A-3 6-1/8 Inch Shank Assembly Forged Brass with Coupling Nut

$26.15 $55.06

Micro Matic USA, 4337A-3, Shank Assembly, 6-1/8" x 3/16" bore, includes: coupling nut, sleeve, snap-ring, forged brass, lock nut & black plastic flange