Duraflex Gator® 5 ft Sewer Tube 21986

Duraflex Gator® Sewer Tube 21986

5-Foot Wire-Reinforced 3-Inch Sewer Tube for Gator Portable Waste Tanks

The Gator® Sewer Tube 21986 is a heavy-duty wire-reinforced sewer hose designed specifically for use with Gator portable waste tanks. Manufactured by Duraflex, this rugged sewer tube provides a reliable, kink-resistant connection between your RV sewer outlet and Gator waste tank.

With a 3-inch diameter and 5-foot length, this tube offers the ideal balance of flexibility and strength for controlled waste transfer. The internal wire reinforcement prevents collapsing and pinching during use, ensuring smooth, uninterrupted flow when draining gray or black water into a portable waste tank.

This sewer tube is an essential replacement or upgrade for RVers using Gator portable waste systems during dry camping, seasonal stays, or extended trips without full hookups.

Features & Benefits

Key Features

• 5-foot wire-reinforced sewer tube
• 3-inch inside diameter
• Designed for use with Gator portable waste tanks
• Internal wire reinforcement for added strength
• Flexible yet crush-resistant construction

Benefits

• Prevents hose collapse during dumping
• Provides controlled, consistent waste flow
• Reduces risk of leaks and messy transfers
• Durable design for repeated RV use
• Ideal length for portable waste tank connections

Fits These Applications

• Gator portable waste holding tanks
• RV sewer outlets with 3-inch connections
• Travel trailers
• Fifth wheels
• Motorhomes (Class A, B, and C)
• Portable waste transfer setups

Common Issues This Sewer Tube Solves

• Sewer hoses collapsing during dumping
• Kinks restricting waste flow
• Difficulty aligning RV outlet with portable tank
• Leaks caused by weak or worn hoses
• Inconsistent waste transfer to portable tanks

Replaces / Also Known As

• Gator sewer tube 21986
• Duraflex 21986 sewer hose
• Wire-reinforced RV sewer tube
• 3-inch portable waste tank sewer hose

What’s Included

• One (1) Gator® 5-Foot Wire-Reinforced Sewer Tube (21986)
• Hose only; clamps or additional fittings sold separately

Installation & Use Overview

• Connect one end to RV sewer outlet
• Attach opposite end to Gator portable waste tank inlet
• Ensure all connections are secure before dumping
• Drain waste slowly for best flow control
• Rinse after use and store properly

Frequently Asked Questions

Is this hose only for Gator waste tanks?

It is designed specifically for Gator portable waste tanks, but may be compatible with other setups using a 3-inch connection.

What does wire-reinforced mean?

The built-in wire prevents the hose from collapsing, flattening, or kinking during waste transfer.

Is 5 feet long enough?

Yes. A 5-foot length is ideal for most portable tank connections, keeping the hose manageable and easy to control.

Can this handle black water?

Yes. It is suitable for both gray and black water applications.

Is this a replacement hose?

Yes. It’s commonly used as a replacement sewer tube for worn or damaged hoses used with Gator waste tanks.