Description
Product Overview
The Griftan GT-11 Safety Cap is engineered to safeguard high‑pressure gas cylinder regulators during transport, storage, and active use. Crafted from high‑strength, impact‑resistant plastic, the cap delivers a lightweight yet robust barrier that resists dents, scratches, and environmental wear. Its fine‑thread 3‑1/8 inch (11 TPI) design matches the standard collar size for most industrial‑grade cylinders, ensuring a snug, leak‑free seal.
Designed to meet DOT, OSHA, and MSHA transportation regulations, the cap provides peace of mind for professionals who must comply with strict safety standards. The bright yellow color enhances visibility on the job site, reducing the chance of accidental mishandling. A replaceable #3 Master Lock lynch pin can be installed to deter theft of the regulator, adding an extra layer of security for mobile operations.
The GT‑11 model is part of Griftan’s extensive line of pressure regulation accessories, known for precision engineering and durability. Each unit ships in a standard protective package, ready for immediate deployment in a variety of industrial, commercial, and outdoor environments.
Usage
Ideal for field technicians, outdoor chefs, and industrial workers, the GT‑11 cap excels wherever gas cylinders are moved or used. In construction sites, the cap protects regulators from debris and accidental impacts while complying with safety audits. For outdoor cooking enthusiasts, it safeguards the regulator during transport to campsites, ensuring safe operation when the grill is ignited.
Traveling professionals benefit from the cap’s compact dimensions (6 x 1 x 1 inches) and lightweight construction (1.85 pounds), making it easy to pack alongside other tools. The cap also serves well in laboratory settings where precise pressure control is essential, providing a reliable seal that prevents pressure loss or contamination.
Because the cap is non‑water‑resistant, it should be stored in dry conditions, but its robust plastic body can tolerate occasional exposure to moisture without compromising performance. Users should regularly inspect the lynch pin and replace it as needed to maintain theft‑deterrent capability.
Why Choose Us
Griftan combines decades of expertise in hydraulic and pneumatic components with rigorous quality control processes. Each GT‑11 cap undergoes multiple stress tests to verify its ability to withstand high‑pressure environments and mechanical shocks. Our manufacturing facilities adhere to ISO‑9001 standards, guaranteeing consistent product performance across every batch.
Customer support is a cornerstone of the Griftan experience. Our technical team is available to answer installation questions, provide guidance on compliance documentation, and assist with any warranty claims. We offer a comprehensive after‑sales service package that includes replacement parts and fast shipping for urgent needs.
Choosing the GT‑11 means investing in a product that not only meets regulatory requirements but also delivers long‑term reliability. The cap’s design minimizes the risk of accidental regulator removal, and the optional lynch pin feature adds a unique anti‑theft solution rarely found in competing products.
Key Features
- High‑strength plastic construction provides impact resistance while remaining lightweight for easy handling.
- Fine‑thread 3‑1/8 inch (11 TPI) fit ensures a secure seal compatible with most industrial gas cylinders.
- Meets DOT, OSHA, and MSHA transportation standards, simplifying compliance for regulated industries.
- Bright yellow color enhances visibility on job sites, reducing accidental mishandling.
- Replaceable #3 Master Lock lynch pin deters theft and adds an extra security layer for mobile operations.
- Compact dimensions (6 x 1 x 1 inches) and lightweight (1.85 lb) make it ideal for travel and field use.
- Comes with standard packaging and a clear user guide for quick installation.
- Dedicated Griftan customer support offers technical assistance and fast replacement parts.
FAQ
What size cylinder does the GT‑11 cap fit?
The GT‑11 is designed for a 3‑1/8 inch collar with 11 threads per inch, which matches the majority of high‑pressure gas cylinders used in industrial and outdoor applications.
Is the cap compatible with all gas types?
Yes, the cap is a mechanical barrier and does not interact chemically with the gas. It can be used with propane, butane, oxygen, nitrogen, and other common gases, provided the cylinder meets the standard 3‑1/8 inch thread size.
How does the lynch pin prevent theft?
The lynch pin replaces the standard pin on the regulator. By installing a #3 Master Lock pin, the regulator cannot be removed without the corresponding key, effectively deterring unauthorized removal or theft.
Can the cap be used in wet environments?
While the cap is not water‑resistant, its high‑strength plastic can tolerate brief exposure to moisture. For prolonged wet conditions, it is recommended to store the cap in a dry environment to maintain optimal performance.
What warranty does Griftan provide?
Griftan offers a one‑year limited warranty covering manufacturing defects. If any issues arise within the warranty period, contact our support team for a replacement or repair.




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