National Crane 990A Cranes for Sale and Rent
National Crane 990A Specifications
The National Crane 990A is part of the Series 900A boom truck product lineup and has a 26-USt (23.6 t) rated load lifting capacity. It is equipped with a 27.6' - 90.6' (8.4 m- 27.4 m) four-section main boom. This model can be equipped with a 25' - 44' (7.62 m - 13.41 m ) two-section jib extension for a maximum tip height of 143' (43.6 m). It features Self-lubricating Easy Glide wear pads and an internal anti-two block.
For added versatility, this model comes with optional Auger Attachment and Tilting Pole Grabs.
AUGER ATTACHMENT
Two-speed, high torque auger drive
- Maximum 14, 000 ft-lb auger drive
- Robust 25/8" kelly bar for handling the toughest jobs
- Self-stowing auger design
- Multiple flighting options are available - 12", 24", 36" and 48" diameters - Up to 36" diameter can be stowed
TILTING POLE GRABS
• Heavy-duty pole claw and guide
• Hydraulic actuated open/close and tilt features controlled from dual crane operator stations.
• Tilt range vertically from 45° - 70° mounted on the main boom
• Capable of handling large diameter poles, up to 20" diameter
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