english or spanish made in oklahoma

SR-550 Specs (8.5x11)                  SR-550 Specs (11x17)

Main Drum

  • Hardened overlaid demountable steel brake rims are 42in diameter x 12in wide. Drum shaft diameter is 6.5in. 1in wire line size standard.

Sand Line Drum

  • Hardened overlaid demountable steel brake rims are 42in diameter x 8in wide
  • Wire line capacity is 16,500ft of 9/16

Draw Works Features

  • Water splash brake cooling
  • Twin Kobelt 5026 48x7 disc assist brake
  • 1in Lebus grooving on main drum
  • 224 Wichita Clutch on sand line drum
  • 324 Wichita Clutch on main drum

Mast Model 104/275
(Double Tubing, Triple Rods)-(per API 4F)

  • 4-leg fixed base
  • Clear height is 104ft below crown
  • Static hook load capacity on 6 lines 219,000lbs *8 lines 275,000lbs
  • 30in fast line sheave
  • 24in dead line sheave
  • 24in sheave cluster
  • All sheaves mounted on Timken double row bearings
  • Racking platform capacity is 24,000ft of 2 7/8in tubing
  • Hydraulic rams for raising and telescoping
  • Adjustable work platform
  • OPTIONS
    • Mast lighting
    • Standpipes
    • OPTIONAL MAST MODELS
      • 108/275
      • 108/300

Drive Train

  • Standard Detroit Diesel Series 60,500-540hp (Caterpillar or Cummins optional)
  • Allison 4700 OFS 7-speed transmission (optional M5610A straight through or drop box 6-speed transmission)
  • Cotta TR2205 transfer case with oil cooler
  • Optional engine cover for weather protection

Carrier

  • Standard 5-axle carrier
  • Front axles (rated at 22,000lbs each) have spring suspension
  • Rear axles (rated at 52,000lbs combined) have walking beam suspension
  • Third (non-driving) rear axle with air bag lift suspension rated at 20,000lbs
  • All axles monitored by a Bendix Anti-Lock Brake System
  • OPTIONS
    • Fourth (non-driving) rear axle with air bag lift suspension rated at 20,000lbs
    • Hydraulically raised operator’s station

Controls and Hydraulic System

  • Controls for all leveling jacks, mast raising and scoping cylinder, engine, transmission, main drum clutch, winch, and road to winch shifting are located in a stainless steel, clearly marked with laser etching, control box for quick, easy rig-up.
  • 50gpm hydraulic pump for all rig hydraulics and tong operation
  • Filters provided on suction and return lines
  • Standard Braden PD12 Service Winch

Rig Options

  • Hydraulic oil cooler for continuous use and hot climate applications
  • Cold weather engine package with fuel, oil and coolant heaters
  • Ventilated engine/transmission enclosure with removable doors
  • Folding walkways on off-operator side
  • Rotary drive package

RIGS

DR 1000
DR 725
SR 650
SR 550
SR 450
SR 350
SWAB
CUSTOMIZING

CONTACT US

P.O. BOX 142
CASHION, OKLAHOMA 73016
Phone: (405) 433-9064
Fax: (405) 433-9134

SERVICES

FIELD MECH.
IN HOUSE
PARTS

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