For Use With For Use With |
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Accumulator Type Accumulator Type |
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![]() | Diaphragm |
Capacity Capacity | Show |
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Capacity Capacity | Hide |
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Maximum Pressure Maximum Pressure |
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Connection Connection |
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Nitrogen Charge Nitrogen Charge |
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Overall Height Overall Height |
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Thread Size Thread Size |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Body Height Body Height |
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Thread Type Thread Type |
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Body Diameter Body Diameter |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Dash Size Dash Size |
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Mounting Orientation Mounting Orientation |
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Sealed Hydraulic Accumulators
Charge these accumulators to the pressure you need, and they will help a system maintain a constant pressure during pump failure. Mount them in any orientation. UN/UNF (SAE) thread connections have straight threads and are also known as O-ring Boss fittings.
Note: For safety, do not disassemble accumulators while they're under pressure.
Diaphragm accumulators have bags that can't be replaced.
Use a charging and gauging kit to increase or decrease an accumulator’s charge.
For technical drawings and 3-D models, click on a part number.

Inlet/Outlet Connection for Hydraulic Fluid— UN/UNF (SAE) | Inlet/Outlet Connection for Nitrogren | Body | |||||||||||
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Cap., oz. | Max. Flow Rate, gpm | Max. Pressure, psi | Thread Size | Gender | Dash Size | Valve Type | Gender | O'all Ht. | Ht. | Dia. | Mounting Orientation | Each | |
Steel Body with Buna-N Rubber Diaphragm | |||||||||||||
66 1/2 | 40 | 3,000 | 1 1/16"-12 | Female | 12 | Schrader | Male | 9 1/4" | 6 13/16" | 6 5/8" | Any Position | 0000000 | 0000000 |
Charging and Gauging Kits | 00000000 | Each | 0000000 |
Charged Sealed Hydraulic Accumulators
These accumulators come with a charge of nitrogen and are ready to use. They help a system maintain a constant pressure during pump failure. Mount these accumulators in any orientation. UN/UNF (SAE) thread connections have straight threads and are also known as O-ring Boss fittings.
Note: For safety, do not disassemble accumulators while they're under pressure.
Diaphragm accumulators have bags that can't be replaced.
Use a charging and gauging kit to increase or decrease an accumulator’s charge.
For technical drawings and 3-D models, click on a part number.

Inlet/Outlet Connection for Hydraulic Fluid— UN/UNF (SAE) | Inlet/Outlet Connection for Nitrogen | Body | ||||||||||||
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Cap., oz. | Max. Flow Rate, gpm | Max. Pressure, psi | Nitrogen Charge, psi | Thread Size | Gender | Dash Size | Valve Type | Gender | O'all Ht. | Ht. | Dia. | Mounting Orientation | Each | |
Steel Body with Buna-N Rubber Diaphragm | ||||||||||||||
66 1/2 | 40 | 3,000 | 1,000 | 1 1/16"-12 | Female | 12 | Schrader | Male | 9 1/4" | 6 13/16" | 6 5/8" | Any Position | 0000000 | 0000000 |
Charging and Gauging Kits | 00000000 | Each | 0000000 |