Page 94 - Parker - Heavy Duty Hydraulic Cylinders

Catalog HY08-1114-4/NA Heavy Duty Hydraulic Cylinders
Water Submersible Option Series 2H / 3H Custom Modifications

Water Submersible Option
for Series 2H and 3H Hydraulic Cylinders

Optional Polypak Inner and Outer Rod Seals Optional Dual Cylinder Body Seals
resist internal and external pressure. Required resist external pressure. Required for
for depths over 25 ft and up to 5000 ft. depths over 25 ft and up to 5000 ft. Optional 17-4 stainless
steel tie rods and Bumax
88 stainless steel nuts
resist corrosion.

Bronze Rod Bushing Standard 17-4 Heat-Treated, Several surface treatment options are
Chrome-Plated, High Tensile available for protection against operating
Stainless Steel Piston Rod Material environments.
resists corrosion.

Specifications: Standard Options for Water Submersible Cylinders:
• Submersion Depth: up to 5000 ft Material
• Heavy Duty Service – ANSI (NFPA) T3.6.7R2 – 1996 • 17-4 PH stainless steel tie rods and Bumax 88
Specifications and Mounting Dimension Standards stainless steel tie rod nuts
• Nominal Pressure – 3000 psi • Chrome plated body ID
• Operating Temperature – -10°F to +165°F Surface Treatments for Corrosion Protection
• 17-4 PH chrome plated stainless steel piston rod • Electroless nickel plated exterior (head, cap, body
• Stainless steel name tag affixed with stainless steel and retainer)
wire around tie rod • Inorganic zinc primer (zinc primer only – without bond
coating)
Cylinder Seal Construction: • Inorganic zinc primer with epoxy undercoat and
• Up to 25 ft – Standard rod seal and body seals anacrylic topcoat
• Over 25 ft to 5000 ft • Epoxy undercoat and topcoat
– Subsea rod seal package that includes a
Polypak oil seal and an outward facing Polypak Custom Options available for Special Order:
wiper to seal against water intrusion. • End-of-Stroke Switches
– Subsea body seal package with ID oil seal and • All stainless steel construction
body-end o-ring to seal against water intrusion.
– Not available with 0.625 Ø piston rod

84 Parker Hannifin Corporation
Industrial Cylinder Division
www.parker.com/cylinder Des Plaines, Illinois USA