P391K2 is an Enerpac p391 and p392 hand pump repair kit for servicing the equipment identified in the manufacturer's repair documentation.
Compatibility and selection
Documented application: P391 and P392 pumps, date codes beginning C.
P391K2 is a repair kit for the listed P391 and P392 hand pumps. Parts usage differs between the single-speed and two-speed models.
Before ordering, match the complete pump model and date or product code to the applicable repair sheet. Similar model names do not establish compatibility across every generation.
Included service components
Manufacturer-listed components include:
- Gaskets and gasket O-ring
- O-rings and back-up ring
- Retaining rings
- Beam pin
- Springs and spring caps
- 5/16-inch and 7/32-inch check balls
- Inlet check ball used in the P392 application
- Screw and wiper
- Enerpac and vent-cap decals
This is a summary of the documented kit components, not an item-by-item packing list. Component selection and usage can vary with the pump model and revision. Confirm current supplied contents if a particular item is required.
This product is a service kit, not a complete pump.
If you need help identifying the correct kit, provide your pump model, date code and a photo of its identification marking when contacting us.
Repair kits and related equipment
- P391 equipment listing — Compare replacement equipment specifications separately; the kit applies only to the model and generation identified above.
- P392 equipment listing — Compare replacement equipment specifications separately; the kit applies only to the model and generation identified above.
Reference and service notice
This information is provided for general reference and is based on manufacturer service information. It may not apply to every product revision and does not replace current manufacturer specifications, service instructions, applicable codes or qualified professional advice. Hydraulic equipment must be serviced and tested by qualified personnel using the applicable Enerpac procedures.