MLRSN1406 Rotating Sewer Nozzle 1/4 inch #06 | Sewer Jet

MLRSN1406 — Rotating Sewer Nozzle, 1/4″ Connection, #06 Orifice

• The AR MLRSN1406 is a heavy-duty rotating sewer nozzle engineered for professional jetting crews
  who need stronger impact and higher flow than smaller orifice models can deliver.
• Configured with a 1/4″ female threaded inlet and a calibrated #06 orifice,
  it is tuned for powerful cleaning in small to medium sewer and drain lines.
• A water-driven internal rotor converts line pressure into continuous 360° rotation, providing
  full wall coverage in every pass.
• Hydraulic balance between jet thrust and rotation gives the nozzle stable forward pull, reduced vibration, and
  predictable behavior in bends and transitions.
• Stainless-steel construction and precision machining make the MLRSN1406 suitable for daily operation in harsh
  wastewater, grease, and light chemical environments.

Key Features & Cleaning Performance

• #06 orifice sizing provides a higher flow window than smaller tips, increasing impact force on
  heavy deposits while remaining compatible with typical 1/4″ hose jetter outputs.
• Multiple rear-facing jets generate strong back-thrust for steady travel down the line, carrying loosened debris
  toward the downstream recovery point.
• Rotating jets sweep a continuous 360° cleaning band around the pipe interior, helping prevent
  streaks and untreated strips left by fixed-pattern nozzles.
• Dynamic cleaning action breaks apart grease layers, biofilm, soap residue, and softer mineral buildup, then flushes
  them away in the flowing water stream.
• Efficient hydraulic design shortens job time, reduces the number of passes required, and helps lower labor cost per
  line serviced.

Construction & Internal Design

• MLRSN1406 Rotating Sewer Nozzle Stainless-steel body delivers high resistance to corrosion, abrasion, and exposure to wastewater
  contaminants and cleaning agents.
• Compact, streamlined profile is optimized to pass smoothly through elbows, tees, and diameter transitions commonly
  found in residential and commercial laterals.
• Precision-machined internal rotor and bearing surfaces are designed for stable, low-friction rotation under normal
  jetting pressures.
• Jet orifices are drilled and aligned to maintain consistent spray geometry, assuring reliable cleaning behavior over
  the nozzle’s service life.
• Smooth internal flow path minimizes turbulence, keeping pressure losses low and supporting efficient use of pump
  horsepower.

How the Rotating Nozzle System Works

• Pressurized water enters the nozzle body through the 1/4″ threaded inlet and is directed to
  angled jets that both clean and drive rotation.
• The jet reaction force spins the internal rotor, rotating the jet pattern around the full pipe circumference as the
  nozzle advances.
• Rear-facing jets generate the back-thrust that pulls hose and nozzle forward, allowing the operator to feed and
  retract in a controlled manner.
• As the nozzle travels, rotating jets scrub deposits from the wall while the water stream transports particles
  downstream for removal.
• This combined cutting and flushing action improves cleaning quality compared to non-rotating tips,
  especially in lines with mixed debris.

Technical Specifications

• Model: AR MLRSN1406 rotating sewer nozzle
• Inlet Connection: 1/4″ female thread
• Orifice Size: #06 calibrated nozzle orifice
• Cleaning Pattern: 360° rotational coverage
• Body Material: stainless steel or equivalent corrosion-resistant alloy
• Use Range: small to medium drain and lateral lines (system- and flow-dependent)
• Service Type: professional high-pressure drain and sewer jetting

MLRSN1406 Rotating Sewer Nozzle Benefits & Operational Advantages

• Higher impact potential: #06 orifice supports greater water delivery where pump and hose capacity
  allow, increasing cutting power on heavy deposits.
• Full wall cleaning: rotational pattern helps ensure comprehensive coverage in a single controlled
  pass.
• Stable forward motion: balanced hydraulics reduce vibration and whip, improving operator control
  and system safety.
• Reduced callbacks: more thorough cleaning helps limit rapid re-accumulation of grease and sludge.
• Compact format: suitable for confined access, cleanouts, and smaller-diameter runs where larger
  heads cannot be used.

Industries & Typical Applications

• Plumbing and drain-cleaning contractors: residential laterals, kitchen lines, laundry drains, and
  branch connections.
• Light commercial facilities: restaurants, food prep areas, service stations, and retail buildings
  with frequent grease and soap loading.
• Municipal maintenance crews: small- to mid-size laterals and service lines leading into larger
  networks.
• Industrial support: light process drains handling wash water, detergents, and suspended solids.
• Preventive maintenance programs: scheduled jetting to keep lines open and reduce emergency
  blockages.

Compatibility & System Integration

• Intended for use with jetter systems configured for 1/4″ hose assemblies and flow rates
  appropriate for a #06 orifice.
• Compatible with trailer, truck-mounted, and cart-based jetters when properly sized according to pump GPM and working
  pressure.
• Performs best when the system includes adequate inlet filtration to keep grit and hard solids out of the nozzle.
• Works with standard guides, reels, and safety equipment used in high-pressure sewer jetting operations.
• Should be matched to orifice charts and manufacturer recommendations to avoid excessive backpressure or underutilized
  flow.

Setup, Use & Maintenance

• Attach the nozzle securely to a 1/4″ jetter hose fitting using thread sealant suitable for high-pressure water
  service.
• Confirm that pump, hose, and fittings are all rated for the intended operating pressure before pressurizing the
  system.
• Begin at reduced pressure to verify proper rotation and flow, then increase gradually to the target working range.
• Use steady, controlled feeding and retrieval to ensure full wall coverage and protect hose and connections from
  sudden load spikes.
• After each job, flush the nozzle with clean water to clear fine debris and minimize scaling inside the jet passages.
• Inspect jet openings and threads periodically; replace worn components or retire the nozzle if cleaning performance
  noticeably declines.
• Store in a dry, protected compartment to prevent impact damage and contamination of the orifices between jobs.

MLRSN1406 Rotating Sewer Nozzle

What’s Included & Best Practices

• Included: AR MLRSN1406 rotating sewer nozzle with 1/4″ female inlet and #06 orifice.
• Documentation: follow AR or WSHPWR.com system guidelines for correct nozzle matching, operating
  pressures, and safety procedures.
• Best practice: always size the nozzle orifice to pump GPM and hose size to maintain safe working
  pressure and effective cleaning.
• For severe obstructions, consider pairing the MLRSN1406 with chain cutters or other specialty tools as part of a
  complete professional jetting package.