Overview
The Enerpac CD411M is a metal dust cap engineered as a genuine service part for Enerpac hydraulic coupler systems. This dust cap prevents small particles from entering a quick coupler, protecting your hydraulic connections from contamination and extending equipment lifespan.
Key Features
- 3/8″ female National Pipe Taper Fuel (NPTF) threads
- Ring for keeping the cap attached to the coupler
- Metal construction for durability and reliability
- Compatible with CR-400 and CH-604 high flow coupler halves
- Genuine Enerpac OEM part ensures proper fit and function
Technical Specifications
- Prevents contamination in hydraulic quick couplers
- Thread type: 3/8″ NPT female
- Weight: 0.20 lbs
- Component Type: Accessories
- Material: Metal with retaining ring
- Part number: CD411M (also referenced as CD-411M)
Typical Applications
Used on a wide range of production tooling applications. The CD411M is essential for industrial maintenance programs involving hydraulic tools, clamping systems, and pressure equipment. Maintenance technicians rely on this cap to protect coupler connections during storage and transport.
Compatibility & Replacements
Compatible With
- Enerpac CR-400 high-flow couplers
- Enerpac CH-604 high-flow couplers
- 3/8″ NPT female threaded hydraulic connections
- Enerpac hydraulic tool systems and quick-disconnect assemblies
Replaces / Drop-In Replacement For
- CD411 (non-metal version)
- Generic 3/8″ NPT dust caps designed for Enerpac coupler systems
Works With
- Enerpac coupling and clamping systems
- High-pressure hydraulic assemblies up to 10,000 PSI (standard coupler rating)
- Industrial production tooling and workholding equipment
- Hydraulic hose and coupling maintenance programs



