Description

Sierra’s 18-3720-9 Stainless Steel Lock Nut is interchangeable with GLM 21160, Mallory 9-72002, 9-72002-10, Mercruiser Stern Drive 11-34932, 11-82671013, and Mercury Marine 11-34932, 11-82671013. Includes five lock nuts per package. Each Sierra product meets or exceeds the original equipment part it replaces.
Thread Size: 3/8″ – 24
Material: Stainless steel with nylon insert
Interchangeable with GLM 21160, Mallory 9-72002, 9-72002-10, Mercruiser Stern Drive 11-34932, 11-82671013, and Mercury Marine 11-34932, 11-82671013
Includes five lock nuts per package
Each Sierra product meets or exceeds the original equipment part it replaces