Dimension N, Dimension P, Dimension Q & Dimension V are for minimum size runway beams. For operation on larger size runways, dimensions N-V-P must be increased by 1/2 the runway beam flange width increase and dimension Q decreased by the same amount.
Unit of Measure
Items
Under Running Motor Driven End Truck Kits

Under Running End Truck Kits

Under Running Motor Driven End Truck Kits

Under Running End Truck Kits

Under Running Motor Driven End Truck Kits

Under Running End Truck Kits

Under Running Motor Driven End Truck Kits

Under Running End Truck Kits

Under Running Motor Driven End Truck Kits

Under Running End Truck Kits
Model N/A USC
Capacity N/A 2 Tons N/A 3 Tons N/A 3 Tons N/A 3 Tons N/A 3 Tons
Wheel Load (per pair) N/A 4500 lbs. N/A 5500 lbs. N/A 5500 lbs. N/A 5500 lbs. N/A 6500 lbs.
Wheel Base N/A 6'-0" N/A 5'-0" N/A 6'-0" N/A 7'-6" N/A 6'-0"
Dimension A N/A 5 inches N/A 5 inches N/A 5 inches N/A 5 inches N/A 6 1/2 inches
Dimension B N/A 3'-8" N/A 3'-2" N/A 3'-8" N/A 4'-5" N/A 3'-8"
Dimension C N/A 3'-6" N/A 3'-0" N/A 3'-6" N/A 4'-3" N/A 3'-6"
Dimension D N/A N/A N/A N/A N/A 7/8 inches
Dimension E N/A 6 inches N/A 6 inches N/A 6 inches N/A 6 inches N/A 7 inches
Dimension F N/A 2 11/16 inches N/A 2 11/16 inches N/A 2 11/16 inches N/A 2 11/16 inches N/A 3 13/16 inches
Dimension G N/A 2 3/16 inches
Dimension H N/A 3/4 inches
Dimension I (Min.) N/A S8 x 18.4 N/A S8 x 18.4 N/A S8 x 18.4 N/A S8 x 18.4 N/A S10 x 25.4
Dimension I (Max.) N/A S12 x 31.8 N/A S12 x 31.8 N/A S12 x 31.8 N/A S12 x 31.8 N/A S15 x 42.9
Dimension J N/A 11/16 inches N/A 11/16 inches N/A 11/16 inches N/A 11/16 inches N/A 13/16 inches
Dimension K N/A 3 inches N/A 3 inches N/A 3 inches N/A 3 inches N/A 3 1/2 inches
Dimension L N/A 3/4 inches N/A 3/4 inches N/A 3/4 inches N/A 3/4 inches N/A 7/8 inches
Dimension M N/A 2 1/2 inches N/A 2 1/2 inches N/A 2 1/2 inches N/A 2 1/2 inches N/A 3 inches
Dimension N N/A 4 7/8 inches N/A 4 7/8 inches N/A 4 7/8 inches N/A 4 7/8 inches N/A 5 9/16 inches
Dimension P N/A 6 inches N/A 6 inches N/A 6 inches N/A 6 inches N/A 7 inches
Dimension Q N/A 12 1/4 inches N/A 12 1/4 inches N/A 12 1/4 inches N/A 12 1/4 inches N/A 11 9/16 inches
Dimension R N/A 1 1/4 inches
Dimension S N/A 1/4 inches
Dimension T N/A 2 1/2 inches
Dimension U N/A 1/2 inches N/A 1/2 inches N/A 1/2 inches N/A 1/2 inches N/A 13/16 inches
Dimension V N/A 2 1/2 inches N/A 2 1/2 inches N/A 2 1/2 inches N/A 2 1/2 inches N/A 3 inches
Dimension W N/A 9/16 inches N/A 9/16 inches N/A 9/16 inches N/A 9/16 inches N/A 11/16 inches
Dimension X N/A N/A N/A 1 inches N/A 1 inches N/A
Gear Ratio N/A 1.79:1 N/A 1.79:1 N/A 1.79:1 N/A 1.79:1 N/A 1.82:1
Net Weight (per pair) N/A 585 lbs. N/A 550 lbs. N/A 665 lbs. N/A 765 lbs. N/A 635 lbs.