Tramec Sloan S39-4 Flare Plug 1/4"
The Tramec Sloan S39-4 Flare Plug provides a reliable seal for ¼” flare connections in air brake, hydraulic, and pneumatic systems. Constructed from durable brass, this plug is engineered to withstand high pressures and harsh operating conditions common in heavy-duty truck and trailer applications. The precision-machined flare design ensures a secure, leak-free connection. Ideal for capping off unused ports or temporarily sealing lines during maintenance and repair.

Product Details
Tramec Sloan S39-4 Flare Plug ¼”
PRODUCT OVERVIEW
The Tramec Sloan S39-4 Flare Plug is a precision-engineered brass fitting designed to seal ¼” flare connections in air brake, hydraulic, and pneumatic systems. This plug is built to meet the demanding requirements of heavy-duty truck and trailer applications, providing a secure, leak-free seal under high pressure and extreme operating conditions. The flare design ensures proper seating and reliable performance in critical braking and fluid transfer systems.
KEY FEATURES
- Durable brass construction for corrosion resistance and long service life
- Precision-machined ¼” flare threads for secure, leak-free sealing
- Ideal for capping unused ports or temporarily sealing lines during maintenance
- Designed for heavy-duty truck and trailer air brake and hydraulic applications
- Withstands high pressures and harsh operating environments
Specifications
| SKU | S39-4 |
|---|---|
| UPC/EAN | 669314022292 |
| Configuration | Plug |
| Body Material | Brass |
| Fitting Type | Flare Fittings |








