The lightweight, compact A270 Mast Jack is the ultimate tool for achieving the high rigging tension preloads in today’s yacht. The jack may be permanently installed or used on a removable basis for additional weight savings. The jack may be used at 5,000 psi / 7,500 psi with a Navtec panel, or at 10,000 psi with an industrial pump.
| Part Number | Cylinder Size | Max Load @ 5,000 psi | Max Load @ 10,000 psi | Stroke | Length Closed | Body Diameter | Weight |
| A270-A-012 | -12 | 9,200 lbs (4,170 kg) | 18,400 lbs (8,350 kg) | 3.0″ (76mm) | 6.7″ (170mm) | 2.8″ (70mm) | 3.0 lbs (1.4 kg) |
| A270-A-040 | -40 | 20,000 lbs (9,070 kg) | 40,000 lbs (18,140 kg) | 3.0″ (76mm) | 8.2″ (208mm) | 4.0″ (102mm) | 10.0 lbs (4.5 kg) |
| A270-A-070 | -70 | 35,000 lbs (15,880 kg) | 70,000 lbs (31,750 kg) | 3.5″ (89mm) | 9.6″ (244mm) | 5.3″ (135mm) | 17.0 lbs (7.7 kg) |
| A270-A-090J04 | -90 | 45,000 lbs (20,410 kg) | 90,000 lbs (40,820 kg) | 4.0″ (101.6mm) | 10.4″ (264.2mm) | 5.5″ (140mm) | 27.27 lbs (12.4 kg) |
| A270-A-125J02 | -125 | 62,500 lbs (28,350 kg) | 125,000 lbs (56,700 kg) | 7.3″ (185.4mm) | 12.1″ (308.1mm) | 7.0″ (178mm) | 37.65 lbs (17.1 kg) |
| A270-A-170J01 | -170 | 80,000 lbs (36,290 kg) | 160,000 lbs (72,570 kg) | 6.9″ (175mm) | 14.4″ (364.5mm) | 9.0″ (229mm) | 78.5 lbs (35.6 kg) |