The Sierra 18-4258 Pipe Plug is interchangeable with the following: Crusader 113186, GLM 21892, Mallory 9-41205, Mercruiser 22-33198A1, 22-41622, 22-46754, 22-33198, Osco 1016012. Each Sierra product meets or exceeds the original equipment part it replaces.
Material: Black Steel with square drive
Meets or exceeds the original equipment quality
Thread Size: 3/4" or 19.1mm - 14 NPT
Interchangeable with the following: Crusader 113186, GLM 21892, Mallory 9-41205, Mercruiser 22-33198A1, 22-41622, 22-46754, 22-33198, Osco 1016012
Pipe sealant with Teflon is recommended for use on plug threads
Material: Black Steel with square drive
Meets or exceeds the original equipment quality
Thread Size: 3/4" or 19.1mm - 14 NPT
Interchangeable with the following: Crusader 113186, GLM 21892, Mallory 9-41205, Mercruiser 22-33198A1, 22-41622, 22-46754, 22-33198, Osco 1016012
Pipe sealant with Teflon is recommended for use on plug threads