Sierra Hydraulics & Machine Co., Inc.
P.O. Box 836
Redwood Valley, CA 95470
Phone: 707-485-8850
Fax::707-485-8849
sierrahydraulics@comcast.net.

 


Standard Features
ROD SEALS
UT SERIES: polyurethane polypack NW SERIES: buna o-ring with anti extrusion back-up washer

ROD WIPER
Polyurethane (All Series)

PISTON MATERIAL
65-45-12 ductile iron, 65,000 psi, minimum tensile strength 2024 T6 aluminum, 68,000 psi minimum tensile strength.

ROD MATERIAL
C-1045 steel hard chrome plated, 75,000 psi minimum yield.

PISTON SEALS
UT SERIES: glass filled teflon W/O-ring expander and (2) bronze filled teflon wear bands. NW SERIES: buna o-ring with anti-extrusion back-up washer, Poly seals.
PORTS
NPT standard taper pipe thread, pressure tight joints, SAE, o-ring.
HEAD MATERIAL
65-45-12 ductile iron, 65,000 psi minimum tensile strength 2024 T6 aluminum, 68,000 psi minimum tensile strength.

BARREL MATERIAL
1026 DOM steel precision honed or skived and roller burnished.

 
Basic Mount
Clevis Mount
Single Lug Mount
Pineye Mount