ST49 Rotating Sewer Nozzle 1/4" FPT #5.5 – OEM Replacement Part

Part Number: 2373
Category: Sewer Jetter Nozzles → Rotating Sewer & Drain Cleaning Nozzles
Type: ST49 Rotating Sewer Nozzle

The ST49 Rotating Sewer Nozzle 1/4" FPT #5.5 (Part #2373) is a professional-grade rotating sewer jetting nozzle designed to provide enhanced drain and pipe cleaning performance in residential, commercial, and industrial applications. Featuring a compact design and precision-engineered rotating spray action, this nozzle delivers superior cleaning capability while maintaining excellent maneuverability through bends, elbows, and tight-radius pipe sections.

Image shown for illustrative purposes only

Key Features & Benefits

• Genuine OEM replacement rotating sewer nozzle
• Rotating spray action for enhanced pipe wall cleaning
• Compact design improves cornering ability
• Rear-facing ports provide propulsion and debris flushing
• Helps remove grease, sludge, scale, and buildup
• Corrosion-resistant stainless steel construction
• Standard 1/4" FPT connection
• Suitable for residential, commercial, and industrial applications
• Improves cleaning efficiency compared to fixed nozzles
• Durable design for professional drain-cleaning use

Technical Specifications

Part Number: 2373

Model: ST49

Product Type: Rotating Sewer Jetter Nozzle

Material: Stainless Steel

Connection Type: 1/4" FPT

Thread Type: Female Pipe Thread

Nozzle Size: #5.5

Cleaning Action: Rotating Jet

Jet Configuration: Rear-Facing Propulsion Ports

Application: Sewer & Drain Cleaning

OEM Replacement: Yes

How the Rotating Action Works

Rotating Cleaning Jets

• Continuously rotate during operation
• Increase agitation inside the pipe
• Help remove stubborn deposits from pipe walls
• Improve overall cleaning effectiveness

Rear-Facing Propulsion Ports

• Pull the nozzle through the pipe system
• Flush loosened debris toward the access point
• Reduce operator effort during cleaning
• Improve productivity and cleaning efficiency

The combination of rotation and propulsion provides a thorough cleaning action that helps restore flow and improve pipe performance.

Typical Applications

• Sewer line cleaning
• Drain cleaning
• Grease removal
• Scale removal
• Pipe wall cleaning
• Commercial plumbing maintenance
• Municipal sewer maintenance
• Industrial drain cleaning
• Preventative pipe maintenance
• Restaurant and food-service drain cleaning

Performance Advantages

• Rotating action cleans pipe walls more effectively than fixed nozzles
• Compact design improves navigation through bends and elbows
• Rear jets provide self-propulsion through drain systems
• Helps break up grease, sludge, and accumulated deposits
• Stainless steel construction resists corrosion and wear
• Compatible with many professional sewer jetting systems
• Reduces cleaning time in many applications
• Improves debris removal efficiency
• Long service life in demanding environments

Recommended Accessories

For optimal performance, the ST49 Rotating Sewer Nozzle is commonly used with:

• Flexible sewer jetting hoses
• Suttner sewer hose assemblies
• Foot-actuated control valves
• Professional sewer jetting equipment
• Pressure washer drain-cleaning systems

A foot-actuated valve can improve operator efficiency by providing convenient water flow control while reducing fatigue during extended cleaning operations.

Maintenance Recommendations

• Flush clean water through the nozzle after each use.
• Inspect rotating components regularly for smooth operation.
• Remove debris buildup as necessary.
• Inspect jet ports for blockage or wear.
• Check threads before installation.
• Store in a clean, dry location when not in use.