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Cartridge Wheel Assemblies (Steel)

These full ball and roller bearing wheel assemblies are suitable for medium to heavy service. The cartridge type bearing housings are designed to be mounted in the truck members with a small amount of side clearance and held in place with a keeper plate. This slight looseness will allow for proper distribution of load.

Wheels
Cast steel, double flanged, with treads finished for the runway rail specified.
Wheel Bearings
Standard heavy duty quill roller bearings with inner races and a large overload capacity.
Wheel Bearing Housings
Outboard cartridge type with a flat surface for a keeper plate to bear against, and a machined mounting groove.
Axles
Finished all over, pressed in finished wheel bore.
Wheel Gear
Steel with standard pitch cut teeth, pressed and keyed on finished wheel hub.
Pinion Gear
Steel with standard pitch cut teeth.
Stub Shaft
Finished all over, extended end has a standard keyway for coupling to a squaring shaft.
Stub Shaft Bearings
Standard self-aligning ball bearings mounted in journal type housings with sealing washers and snap rings.
Lubrication
All bearings are provided with grease fittings for pressure lubrication.

 

DRIVER IDLER

Cartridge Line Art

ITEM
NO.
TREAD
DIA.
(IN)
TYPE CAPACITY
PER WHEEL
(LBS)
FOR MAX.
A.S.C.E
RAIL
(# RAIL)
GEAR
RATIO
WGT.
(LBS)
DIMENSIONS IN INCHES APPLYING TO BOTH PLAIN & GEARED TYPES
A B C E H J K M O P R S T U
3681 12 NON-
GEARED
12,500 40   131 12 13-1/4 2-3/4 7-3/16           5       13/16
3682 12 GEARED 12,500 40 4.12-1 205 12 13-1/4 2-3/4 7-3/16 5-3/8 12 10-9/16 4-1/4 1-7/16 5 3/8 8.20 2-1/8 13/16
3683 12 NON-
GEARED
15,000 60   158 12 13-1/2 3-1/8 7-15/16             5       13/16
3684 12 GEARED 15,000 60 4.12-1 233 12 13-1/2 3-1/8 7-15/16 5-3/4 12-3/8 11-5/16 4-1/4 1-7/16 5 3/8 8.20 2-1/8 13/16
3689 15 NON-
GEARED
17,500 50   177 15 16-1/2 3 7-15/16             5       13/16
3690 15 GEARED 17,500 50 4.00-1 284 15 16-1/2 3 7-15/16 5-3/4 12-1/2 11-7/16 4-1/4 1-7/16 5 3/8 10.00 2-1/8 13/16
3693 15 NON-
GEARED
20,000 70   212 15 16-1/2 3-3/16 8-5/16             5       13/16
3694 15 GEARED 20,000 70 4.00-1 320 15 16-1/2 3-3/16 8-5/16 6 12-3/4 11-7/8 4-1/4 1-7/16 5 3/8 10.00 2-1/8 13/16
3697 18 NON-
GEARED
30,000 70   344 18 19-1/2 3-3/16 8-9/16             5       13/16
3698 18 GEARED 30,000 70 4.11-1 495 18 19-1/2 3-3/16 8-9/16 6 15 12-1/16 6 1-15/16 5 1/2 11.50 3-1/16 13/16
3705 21 NON-
GEARED
50,000 80   443 21 22-3/4 3-5/8 9-3/4           6-1/2       15/16
3706 21 GEARED 50,000 80 4.32-1 837 21 22-3/4 3-5/8 9-3/4 6-5/8 16 13-1/4 6 2-7/16 6-1/2 5/8 14.16 3-3/4 15/16
3713 24 NON-
GEARED
70,000 100   596 24 25-3/4 3-3/4 10-1/4           6-1/2       15/16
3714 24 GEARED 70,000 100 4.11-1 971 24 25-3/4 3-3/4 10-1/4 6-7/8 16 14 6 2-7/16 6-1/2 5/8 15.33 3-3/4 15/16

 

The sizes and capacities listed above are a reference to the most common sizes of this equipment. If you have a different capacity, irregular size or some other need that must be met by our equipment, we will be happy to design one of these pieces of equipment to meet your special needs while also meeting or exceeding our interpretation of the appropriate ANSI / ASME. standards.

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Copyright 2000 Downs Crane & Hoist Co., Inc.
Last modified: February 21, 2011