DC9551920 is an Enerpac z-class pump reservoir gasket for servicing compatible pump equipment.
Verified compatibility
ZU4T Classic torque wrench pumps with date codes beginning B; also documented in ZA4T single-air-actuator pumps with date codes beginning B.
This identifies verified applications, not every possible compatible model. Confirm other configurations separately.
Service application
DC9551920 is identified as a reservoir gasket in the verified ZU4T application and as a reservoir and pump-element gasket in the verified ZA4T application.
This listing is for the gasket service item. It is not a complete seal kit. Confirm the reservoir configuration, gasket arrangement and exact part number before ordering; DC9551920SR is a distinct part number and should not be assumed interchangeable.
Help selecting the correct part
Provide the complete pump model, date code and a photo of the existing component or identification markings for selection assistance.
Pump service parts and equipment
- ZU4308PB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4420SB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4408PB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4408JB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4308JB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4408SB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4208SB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4308MB equipment listing — Verified for general-purpose ZU4 pumps with date codes beginning A, B, C or D. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4204BBQ equipment listing — Verified for ZU4T Classic torque wrench pumps with date code beginning B. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4204BBQH equipment listing — Verified for ZU4T Classic torque wrench pumps with date code beginning B. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4208BBQHR equipment listing — Verified for ZU4T Classic torque wrench pumps with date code beginning B. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4208BIQH equipment listing — Verified for ZU4T Classic torque wrench pumps with date code beginning B. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4208TBQ equipment listing — Verified for ZU4 Pro torque wrench pumps with date code beginning E. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
- ZU4204TBQ equipment listing — Verified for ZU4 Pro torque wrench pumps with date code beginning E. Confirm the original gasket and reservoir arrangement; DC9551920SR is a different part number. Compare the complete equipment specifications when considering replacement.
Reference and service notice
This information is for general reference and may not apply to every revision. It does not replace current manufacturer specifications, service instructions, applicable codes or qualified professional advice. Equipment must be serviced and tested by qualified personnel using applicable Enerpac procedures.