1 Scope
This International Standard specifies the types and the dimensions of the gas filling ports of gas-loaded accumulators used in hydraulic fluid power systems.
It describes two male ports for filling the gas side of a gas-loaded accumulator. These ports are designated by the following:
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— male port with M16 × 2 thread, in accordance with ISO 261 and ISO 724, which is preferred for new designs (see 4.1);
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— male port with 8V1 thread in accordance with ISO 4570-1 (see 4.2).