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Parker 81270-12 - Precision Check and Relief Valves

Precision check and relief valves are designed by Parker Stratoflex to provide high reliability, small envelope size and low pressure drop performance while meeting challenging application requirements in aerospace engine and hydraulic fluid systems.

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Brand Parker

Part No. 81270-12

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Products specifications

Attribute name	Attribute value
Body Material	Stainless Steel	Maximum Operating Pressure	400
Division	Stratoflex Products Division	Minimum Fluid Temperature	-65
Minimum Operating Pressure	-5	Fitting Type	Consult Parker SPD
Burst Pressure	1000	For Fluid Type	Oil, MIL-L-23699, MIL-L-7808
Proof Pressure	600	Maximum Fluid Temperature	325
Line Size - Inlet	3/4 inch	Cracking Pressure (psi)	2 to 9
Flow Rate (gpm)	14 to 21

Product resources

Literature and Reference Materials

Launching Innovation - Aerospace Systems and Components (PDF)