OTC 4139 30 Ton Spring-Return Hollow Center Hydraulic Ram
The OTC 4131 10 Ton Ram is ideal for push/pull applications found in off-highway, construction, mining and other industries where heavy equipment is maintained.
Features:
- Center hole permits extending screws, cables, etc., straight through the ram for versatility of application.
- Rams withstand full "dead-end" loads.
- Chrome-plated piston rods resist wear, and superior packing and seals provide high cycle life without leakage.
- Piston head inserts are interchangeable for versatility.
- Tapped base mounting holes provide easy installation in fixed applications.
Specifications:
- Cylinder Capacity (Tons) | 30
- Stroke (in.) | 2 1/2
- Retracted Height (in.) | 6 1/4
- Extended Height (in.) | 8 3/4
- Outside Diameter (in.) | 4 3/4
- Piston Rod Diameter (in.) | 3 1/4
- Center Hole Diameter (in.) | 1 19/64
- Inches Between Base Holes | 3 5/8
- Insert Thread Size (in.) | 2 3/4 - 12
- Collar Thread (in.) | 4 3/4 - 12
- Thread Length (in.) | 1 1/2
- Oil Capacity (cu. in.) | 15.85
- Internal Press at Capacity (PSI) | 9,457
- Tons at 10,000 PSI | 31.7
- Base to Inlet Port (in.) | 1 5/32
- Mounting Holes (in.) | 7/16 - 20
- Base Cylinder Eff. Area (sq. in.) | 6.34
- Product Weight (lbs.) | 25.6
Other Available Options, Sold Separately:
