2007 National Crane 8100D Boom Truck (23 ton)
23 ton capacity
29’- 100’ four section proportional telescopic boom, 110’ tip height
Side fold and stow two-stage 25’-44’ jib (~154’ max. tip height with jib)
Front bumper outrigger (SFO) - provides 360 degree stability
“A” type box slide outriggers in front with 21’ span and 18” x 18” outrigger pads
Out and down rear hydraulic stabilizers with 16’ span - cylinders fully enclosed to protect shafts
Load Moment Indicator (LMI), model PAT DS160 provides digital readout of boom functions and notifies operator of an overload condition. LMI has display console showing boom length, boom angle, maximum allowable load and load on hook, and boom angle presets
OC-1 valve allows for hydraulic tools to be added later
Anti-two block safety device shuts off telescope out and winch up controls and does not allow hook to be pulled into sheave case. Anti-two block reel and cable run inside boom.
Heavy duty hydraulic system with triple pump, provides three separate hydraulic circuits for independent operation of winch, swing and crane functions
“Burst of Speed” (two speed) planetary winch with wire rope, downhaul weight and hook
Dual side controls with operator platforms, foot throttles, horn and engine stop switches
375 degree non-continuous planetary rotation
Adjustable swing speed includes a control knob on swing motor break release valve that can be
adjusted to speed or slow the crane’s swing speed to operator’s preference
Torsion resisting sub-base
22’ heavy duty wood bed
2007 Sterling LT8513 Truck
20,000# front axle, 40,000# rear axle, 60,000# GVWR
CAT C9, 335 hp. Diesel engine with 1,050 ft. lbs. of torque.
Fuller RTO-11908LL 10 speed transmission, has low low for off road maneuverability
Driver controlled differential lock for both axles of tandem for off road manueverability
Air brakes with air dryer
Air Conditioning
Cruise control
Heated mirrors
Back up alarm
Dual 60 gallon fuel tank capacity
385/65R22.5 “floater” front tires
11R22.5 mud and snow rear tires
Air ride driver’s seat and fixed passenger seat
Misc: tinted glass, air horns, horizontal muffler with vertical exhaust pipe, hour meter, back-up alarm etc.
Travel height: 13’6”
Mileage: approx. 15,000 miles
Hours: approx. 3,000 hours
