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Technical Data
313342D 11
Technical Data
Dimensions
Valve function Normally open by spring; air to close; air assist to open
Maximum fluid working pressure . . . . . . . . . . . . . . . . . . . 7250 psi (50 MPa, 500 bar)
Maximum air working pressure. . . . . . . . . . . . . . . . . . . . . 100 psi (0.7 MPa, 7 bar)
Minimum air working pressure . . . . . . . . . . . . . . . . . . . . . 60 psi (0.4 MPa, 4 bar)
Maximum fluid temperature . . . . . . . . . . . . . . . . . . . . . . . 160°F (71°C)
Inlets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1/2 npt (f)
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255478: 1/2 npt (m)
245846: 3/8 npt (f)
Wetted parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . carbon steel, zinc plating, carbide, polyethylene, leather;
fluid housings on 255478 are electroless nickel plated
Close signal
1/4 in. or 5/32 (4 mm)
tube fitting in 1/8 npt (f)
See parts list, page 10.
Open signal
1/4 in. or 5/32 (4 mm)
tube fitting in 1/8 npt (f)
See parts list, page 10.
7.08 in (179.8 mm)
1.53 in (38.86 mm)
3.66 in (92.96 mm)
4.25 in (107.95 mm)
(2) 1/2 npt (f) inlets
180° apart; also
accepts 255278
circulation valve.
(2) 3/8 npt (f) ports
90° apart
1/2 npt (m) outlet
r_313259_313342_20