The Muncie 21ML4375 is a 7/16 lockwasher used in Muncie power takeoff assemblies. Lockwashers at this thread size serve as fastener retention hardware, preventing bolt or nut loosening under the vibration and load cycles typical of PTO-driven equipment. If you are sourcing replacement hardware for a Muncie PTO and need to confirm this is the correct lockwasher for your specific unit, call Pro Gear and Transmission and we can help verify the application before you order.
Features
Muncie genuine part number 21ML4375
7/16 size lockwasher
Designed for use in Muncie PTO assemblies
Fastener retention hardware for PTO component reassembly
Sold by Pro Gear and Transmission
Used in 16 Muncie PTO models
