ST-19A Demountable Air Spider

ST-19A Demountable Air Spider

Self-contained work cage easily disassembles with no special tools to pass through a 20 in. (508 mm) diameter opening.

  • Bolted, lightweight aluminum frame quickly disassembles, making it ideal for limited access work in boilers, digesters, grain elevators, ships, tanks and stacks.
  • Air powered motor
  • Reliable vented transmission prohibits entry of corrosive agents for greater durability.
  • Reinforced midair transfer point and wear plates at base.
  • Reliable vented transmission prohibits entry of corrosive agents for greater durability.
  • Constant pressure versa valve ensures complete, immediate stop on release of operating lever.
  • Optional 2 ft (0.6 m) SA-1052 and 3 ft (0.9 m) SA-1053 flydecks
Specifications: ST-19A
Gross Load Capacity: 1,000 lbs. (453.6 kg)
Dimensions: 30 x 23 x 70 in. (762 x 584 x 1,778 mm)
Weight: 205 lbs. (93 kg)
Travel Speed: 30 ft/min (9.2 m/min)
Power Requirements: 120 psi air @ 60 cfm
Wire Rope Capacity: 350 ft (106.7 m)
Wire Rope Size and Construction: 5/16 in. (8 mm) Seale Construction 6 x 19
Construction: Aluminum and steel