Stewart & StevensonStewart & Stevenson Product Specifications

Stewart & Stevenson builds on its tradition of innovation and quality with its latest advancement in design and engineering: state-of-the-art modular skidding systems designed to make the drilling process quicker and more efficient. Units are operator friendly, safe, portable and economical.

Benefits• Skid with all pipe set back —pipe doesn’t have to be lowered• Rig does not have to be rigged out with each load• Increased drilling time per well resulting in higher profitability and

significant cost savings• Suitable for pad style and multi-well drilling fields in any climate• Modular—ability to fully retrofit from existing trailer, carrier and

skidded rig packages

FeaturesHydraulic Lifting System

• 100% back up for hydraulic power pack system• Compact lifting cylinder (6.5" dia × 5.58")• Lifting capacity per cylinder 220,400 lb (100 ton)• Available in manual control or PLC based control• High pressure needle valves to control hydraulic cylinder rate• Cylinders equipped with velocity fuse to prevent creep• Independent controls for individual hydraulic lift cylinder

Hydraulic Crawling System

• Stewart & Stevenson engineered crawling mechanism designed to work with standard size rig mats

• Push/pull capacity (200,000 lb/100,000 lb)• Double acting cylinders• Uses the same hydraulic power pack as lifting system• Remote mount for co-operator control• Heavy duty rolling system customized to operate on I-beam or

channel-based rig mats

Rig Skidding System

Stewart & StevensonStewart & Stevenson

10-06-029 ©2010 Stewart & Stevenson Visit us at www.stewartandstevenson.com.All data subject to change without notice. The information in this bulletin is believed to be accurate but all recommendations are made without warranty, since the conditions of use are beyond Stewart & Stevenson’s control. Stewart & Stevenson disclaims any liability in connection with the use of this information, and does not warrant against infringement by reason of the use of any of its products in combination with other material or in any process. Stewart & Stevenson warrants only that the product complies with specifications agreed to in contracts of sale.

U.S. Sales & ServiceOdessa, Texas: 432-561-9400Edmond, Oklahoma: 405-562-0025

Canada Sales & ServiceCalgary, Alberta: 403-215-5300

International Sales & ServiceHouston, Texas: 713-751-2649

Stewart & Stevenson1000 Louisiana Suite 5900Houston, TexasPhone: 713-751-2649