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Lav-CP-01 Aircraft Lavatory Coupler – 4" Straight Dump Connector

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The Lav-CP-01 Aircraft Lavatory Coupler is a standard 4" waste coupler with composite construction and a hose barb. Built for reliability and ease of use, it ensures a secure connection to aircraft lavatory systems while keeping ground servicing efficient and hygienic.

Alternate Models
383025RTAlternate Part Number
4-Inch-Dump-ConnectorAlternative Part Number
V2653J001P10Alternative Part Number
General Information
Part #Lav-CP-01
ManufacturerCGSE

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AIRCRAFT COMPATIBILITY

Compatible Aircraft*
*This list is for general reference only and may not be entirely accurate for all aircraft. Please confirm all equipment meets the requirements of your aircraft with the owners/maintenance manuals prior to purchasing or using with your aircraft.

PRODUCT REVIEWS

5/5
by Jon, a Maintenance Facility in South Africa
04/08/2025 09:04:55 AM
Showed the client here in SA and they cant believe the quality, love working with PJi!
5/5
by Abdul Bambata, a Maintenance Facility in Ontario, Canada
08/25/2022 10:31:13 AM
This is the adapter for our ground support equipment. The adapter was installed on the equipment, and was returned to service on the aircraft. the shipping of the part was very quick and is received on a timely manner. Very great service by the PJI team from the sales team to the shipping team. Greatly appreciates.

QUESTIONS & ANSWERS

Question:
What makes the Lav-CP-01 lavatory coupler easy to identify on the ramp?
Answer:

The Lav-CP-01 features a bright yellow collar designed for high visibility in busy ramp environments. This reduces the risk of misplacement and helps ground crews quickly locate and connect the coupler during service.

Asked September 15, 2025
Question:
How does the Lav-CP-01 reduce the risk of spillage during servicing?
Answer:

Its leakproof design ensures a tight connection to standard 4" aircraft drain valves, minimizing the chance of fluid leaks. This helps protect both personnel and the ramp from unnecessary exposure to waste.

Asked September 15, 2025
Question:
Is the Lav-CP-01 durable enough for frequent use?
Answer:

Yes, the coupler is made from a tough, impact-resistant composite material with an aluminum ballcage collar. These components are designed to withstand repeated use and the harsh conditions of ramp and hangar environments.

Asked September 15, 2025
Question:
Does the Lav-CP-01 require heavy lifting or special tools to operate?
Answer:

No, the coupler is lightweight and easy to handle, making it simple for ground crew members to connect and disconnect without extra equipment.

Asked September 15, 2025
Question:
What aircraft drain valves is the Lav-CP-01 compatible with?
Answer:

This size -64 coupler is engineered to work with all standard 4" drain valves, making it a versatile option for servicing a wide range of aircraft types.

Asked September 15, 2025
Question:
How easy is the Lav-CP-01 to maintain?
Answer:

The composite and aluminum construction is resistant to corrosion and damage, meaning it requires minimal maintenance. Routine cleaning and inspection are generally all that’s needed to keep it in service-ready condition.

Asked September 15, 2025