Accumulator Type Accumulator Type |
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![]() | Bladder |
For Use With For Use With |
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Maximum Pressure Maximum Pressure |
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Capacity Capacity |
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Dash Size Dash Size |
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Thread Size Thread Size |
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Thread Type Thread Type |
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Body Height Body Height |
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Connection Connection |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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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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Overall Height Overall Height | Show |
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Overall Height Overall Height | Hide |
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Body Diameter Body Diameter |
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Mounting Orientation Mounting Orientation |
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Nitrogen Charge Nitrogen Charge |
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Bladder-Style Hydraulic Accumulators

Charge these accumulators to the pressure you need, and they will help a system maintain a constant pressure during pump failure. Mount accumulators within 25° of vertical. 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.
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.
Accumulators | |||||||||||||||
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Inlet/Outlet Connection for Hydraulic Fluid— UN/UNF (SAE) | Inlet/Outlet Connection for Nitrogen | Body | Repl. Bladder Bags | ||||||||||||
Cap. | Max. Flow Rate, gpm | Max. Pressure, psi | Thread Size | Gender | Dash Size | Valve Type | Gender | O'all Ht. | Ht. | Dia. | Mounting Orientation | Each | Each | ||
Steel Body with Buna-N Rubber Bag and Seal | |||||||||||||||
32 oz. | 40 | 3,000 | 1 5/16"-12 | Female | 16 | Schrader | Male | 11 1/8" | 7 5/8" | 4 1/2" | Vertical | 00000000 | 0000000 | 00000000 | 0000000 |
Charging and Gauging Kits | 00000000 | Each | 0000000 |
Charged Bladder-Style 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 accumulators within 25° of vertical. 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.
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.
Accumulators | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Inlet/Outlet Connection for Hydraulic Fluid— UN/UNF (SAE) | Inlet/Outlet Connection for Nitrogen | Body | Repl. Bladder Bags | |||||||||||||
Cap. | 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 | Each | ||
Steel Body with Buna-N Rubber Bag and Seal | ||||||||||||||||
32 oz. | 40 | 3,000 | 1,000 | 1 5/16"-12 | Female | 16 | Schrader | Male | 11 1/8" | 7 5/8" | 4 1/2" | Vertical | 00000000 | 000000000 | 00000000 | 0000000 |
Charging and Gauging Kits | 00000000 | Each | 0000000 |