FAQs Accumulators and Coolers - Cylinder and Accumulator Division | Parker US

Q: Where to buy Parker accumulator and cooler products:

A: Use the Where to Buy tab on parker.com to locate a Parker distributor. You will need to input your address, or even just your zip code, then select product or division and narrow down your product choice from there to find the distributor that carries what you need.

Q: What Certifications apply to Parker accumulators?

A: ASME – Certification of Authorization and ISO – 9001:2015 Certification

Q: How to size a cooler?

A: Please refer to Parker Cooler Sizing Software

Q: How do I size the accumulator for my application?

A: Please refer to Accumulator Selection Tool

Q: What pre-charge pressure do I need on my accumulator?

A: Please refer to the Pre-charge Pressure Table:

Application

Piston

Bladder

Diaphram

Supplement Pump Flow

< 1,000 psi = 90%

> 1,000 psi = MSP-100 psi

90%

90%

Auxiliary Power

< 1,000 psi = 90%

> 1,000 psi = MSP-100 psi

90%

90%

Shock Suppression

65%

65%

65%

Pump Pulsation

65%

65%

65%

*Note all percentages are that of the minimum system pressure (MSP)

Q: What is the shelf life of a bladder repair kit?

A: Up to 1 year from the date of shipment at normal storage, and up to 3 years at extended storage, where the bladder is charged with 1-4 psig of nitrogen to its full size. Please refer to the Engineering Standard Document

Q: What is the shelf life of Piston Accumulator?

A: 1 year under normal storage conditions. The shelf life can be extended to 2 years if using the procedures, described in the Engineering Standard Document

Q: What is the weight of my accumulator?

A: Weights of standard accumulators are listed in Parker Hydraulic Accumulator Product and Accessories Catalog

Q: How to dispose of an accumulator?

A: Accumulator must be first discharged, gas valves removed and components taken apart. Then accumulator must be made inoperable by drilling through its cylindrical shell. Recycle steel and rubber parts separately according to the provisions applicable to your country/state.

Q: What type of gas do you use for pre-charging accumulator?

A: Use inert gas such as nitrogen. DO NOT use oxygen or shop air.

Q: What type of gas do you use for pre-charging accumulator?

A: Use inert gas such as nitrogen. DO NOT use oxygen or shop air.

Q: Don't see your question answered here?

A: We can help! Email us your question at cad.accumulator@support.parker.com