Historical
NFPA/T3.5.50-2009 (R2014)
Hydraulic fluid power - Two-, three-, and four-port screw-in cartridge valves - Cavities with UN and UNF threads
This standard specifies the dimensions relating to cavities with UN and UNF threads in which two-, three-, and four-port screw-in cartridge valves are mounted, in order to ensure dimensional interchangeability. NOTE: For size 4, 7 and 12 cavity dimensions, see manufacturers’ recommendations. Cavity sizes 4, 7 and 12 may be added in future editions of this document. It is applicable to two-, three-, and four-port screw-in cartridge valves generally used in industrial, agricultural, mining and mobile equipment.
Content Provider
National Fluid Power Association [nfpa-fluid]
