Product Description
Milwaukee High Pressure Grease Coupler — 2 Pack
Model Number: 49-16-2649
The Milwaukee 49-16-2649 is a 2-pack of High Pressure Grease Couplers for use with Milwaukee M18 and M12 Cordless Grease Guns — the grease hose end fittings that connect the grease gun hose to grease fittings (zerk fittings) on heavy equipment, vehicles, construction machinery, agricultural equipment, and industrial machinery during routine lubrication service and maintenance operations. The grease coupler is the working interface component of the grease gun system that must snap onto individual zerk fittings and maintain a leak-free seal under the output pressure generated by the grease gun during each grease injection cycle — coupler quality and design directly determine whether grease reaches the fitting's internal passage efficiently or bypasses around the fitting and creates a messy, wasteful, and ineffective lubrication result. Milwaukee's high pressure coupler design maintains a secure, leak-free snap-lock engagement with standard SAE grease fittings under the elevated output pressures generated by Milwaukee's electric cordless grease guns, which significantly exceed the output pressure achievable with standard manual lever-action grease guns and require high-pressure-rated couplers to function without blowoff.
Grease couplers are mechanical wear components that progressively lose their spring-loaded snap-lock engagement force and internal seal integrity with accumulated service cycles — a coupler that has been used for extensive grease service will eventually fail to hold securely on zerk fittings, resulting in grease bypass around the fitting body rather than delivery through the fitting's internal passage. The 2-pack format addresses this wear reality by providing an immediate replacement coupler available in the service vehicle or shop when a worn coupler needs replacement, preventing a failed coupler from halting a routine lubrication service in the field when a replacement is not immediately available. May also be compatible with competitive grease guns equipped with standard 1/8 in. NPT hose thread fittings, providing potential cross-brand utility in fleet maintenance environments with mixed grease gun inventory.
Milwaukee offers a comprehensive M18 and M12 grease gun accessory lineup including right-angle couplers for zerk fittings in inaccessible locations, extended flexible hose assemblies for hard-to-reach lubrication points, and replacement hose assemblies for complete hose and coupler replacement when the hose itself is damaged.
Features
- High pressure rated — maintains leak-free engagement under Milwaukee cordless grease gun output pressure
- Snap-lock coupler engages standard SAE zerk fittings securely without blowoff
- For use with Milwaukee M18 and M12 Cordless Grease Guns
- May be compatible with competitive grease guns with standard 1/8 in. NPT hose fittings
- 2-pack — replacement coupler available when wear causes engagement failure in service
Specifications
- Type: High Pressure Snap-Lock Grease Coupler
- Quantity: 2 Pack
- Compatible Tools: Milwaukee M18 Cordless 2-Speed Grease Gun, Milwaukee M12 Cordless Grease Gun
Includes
- (2) Milwaukee 49-16-2649 High Pressure Grease Couplers
