HornBlasters 1/8" NPT Male To 1/4" NPT Female Expander Fitting

The HornBlasters 1/8" NPT MALE TO 1/4" NPT FEMALE EXPANDER FITTING is a air fitting for onboard air and train horn systems. 1/8" NPT MALE TO 1/4" NPT FEMALE EXPANDER FITTING covers the setup and use described here.

Description MAKE A SMALL HOLE BIGGER. Introducing our 1/8" NPT to 1/4" NPT Expander Bushing, a robust brass fitting designed to effortlessly expand a 1/8" female NPT port to accommodate a 1/4" female NPT connection . With a 1/8" male NPT on one end, this fitting is engineered to thread securely into a 1/8" port, while the other end expands to provide a 1/4" female NPT connection, making it an indi

It's a solid choice whether you're building a new onboard air setup, adding a train horn, or replacing a worn component. Works with typical 12-volt air systems unless noted otherwise.

Install with proper fittings and secure mounting, and confirm your compressor and tank are sized for your intended use. A clean, professional install gives the best reliability.