- New
741-156 is a Bismar brass connector featuring a 1/4 in. male flare (MFL) connection and a 3/8 in. male pipe thread (MPT). It is designed to connect compatible propane-system components using these two connection types. This fitting is part of Bismar’s brass adaptor range for gas applications. Verify the flare and pipe-thread specifications before installation to ensure compatibility with the existing system.