5" Kochek Storz Security Lock Threads_NH x NPT Once at your point of Female Size_6 Inch GA15F10M This Wildland Fire Equipment Model:3159 (6.0 TPI x 3.623 OD)
Yard notes & kiln story
Description
5" Kochek Storz Security Lock Threads_NH x NPT Once at your point of Female Size_6 Inch GA15F10M This Wildland Fire Equipment Model:3159 (6.0 TPI x 3.623 OD) Once at your point of attack NH NST threads are used by most fire departments