Rhino Tuff Tanks 1-Way Venting Breather Cap Blue (2″) (MPN: RTT-4032)

Description

The 1-Way Breather Cap is engineered to maintain safe vacuum relief in closed tank systems. Constructed entirely from durable polyethylene, this breather cap features 2″ NPT external threads that screw securely into the tank’s bung opening. Its self-regulating internal valve opens under preset vacuum or pressure conditions to prevent tank collapse and over-pressurization.

Designed for reliability and chemical resistance, this cap is equipped with Viton and Nitrile seals and is UN approved, making it suitable for a wide range of fluid handling applications including lubricants, DEF, and other compatible chemicals.

Key Features

• 1-Way Vacuum Relief: Protects tank structure by allowing air intake under vacuum.
• Vacuum Pressure Activation: Valve opens at less than 0.5 PSI differential.
• Positive Pressure Release: Valve opens at 1.5 PSI differential to release excess pressure.
• All-Poly Construction: Durable and chemical-resistant for long-term reliability.
• 2″ NPT External Threads: Fits standard tank bungs with secure threading.
• Self-Regulating Valves: Automatic operation without manual intervention.
• Premium Seals: Viton and Nitrile components for wide chemical compatibility.
• UN Approved: Meets stringent safety standards for transport and storage use.
  

Specifications

• Vacuum Pressure: Valve Opens at < .5 PSI differential
• Positive Pressure: Valve Opens at 1.5 PSI differential
• Seals: Viton & Nitrile Standard
• Valves: Self-Regulating
• Manufacturer: Rhino Tuff Tanks - Maple Lake, MN
• Manufacturer Part Number: RTT-4032
• Ships From: Maple Lake, MN

Applications

• A wide range of fluid handling applications including lubricants, DEF, and other compatible chemicals

Frequently Asked Questions

What can I use it for?
A wide range of fluid handling applications including lubricants, DEF, and other compatible chemicals.

How long does it take to ship, and where does it ship from?
The manufacturer lead time is 2-5 Weeks, and it ships from Rhino Tuff Tanks in Maple Lake, Minnesota. Shipping is calculated at checkout.

What warranty does it come with?
Rhino Tuff Tanks repairs or replaces, at its discretion, products found defective due to a manufacturing defect. Its warranty table does not list a specific period for this item category, and components made by another manufacturer carry that manufacturer’s warranty.

Who makes it?
Rhino Tuff Tanks of Maple Lake, Minnesota (part number RTT-4032). Tank Supply Direct sells and supports it.

Manufacturer Documents

• Rhino Tuff Tanks product page - 1-way Breather Cap (2″)
• Rhino Tuff Tanks 2024 product catalog (PDF)

Shipping and Warranty

• Manufacture Lead Time: 2-5 Weeks
• Ships From (State): MN

Products are subject to freight or parcel shipping costs. Shipping charges are calculated at checkout based on delivery location, product size, weight, and carrier requirements.

Warranty Information
Rhino Tuff Tanks’ published warranty-period table does not list a specific period for this item category; coverage follows the policy below, and components made by another manufacturer carry that manufacturer’s warranty.

Rhino Tuff Tanks Warranty Policy
Rhino Tuff Tanks (RTT) stands behind all of its products and will repair or replace, at its discretion, any product found to be defective due to a manufacturing defect. Items sold, but not manufactured by Rhino Tuff Tanks (including materials, equipment, or components such as pumps, hoses, valves, etc.) are subject to the warranty, if any, of the original manufacturer. Rhino Tuff Tanks will provide the purchaser with reasonable assistance in making any claim for breach of these warranties; however, if the original manufacturer denies such warranty claims, Rhino Tuff Tanks has no additional liability. Rhino Tuff Tanks is not responsible for fluid loss and/or associated cleanup costs. The warranty does not apply to any products that have been subjected to an accident, adjustment, improper installation, misapplication, misuse, modification, neglect, repair, including but not limited to improper maintenance, or use of unauthorized parts or attachments. Warranties and returns will not be honored without the original receipt of purchase and images of the damaged or defective product. Warranties do not apply to floor or display models, out-of-box models, and close-out or discontinued items.

For warranty details or to start a claim, contact Tank Supply Direct at info@tanksupplydirect.com. Source: Rhino Tuff Tanks warranty page