Home > Casters > Medium Duty

WC 5500 Series Medium Duty Casters

  • Capacity up to 400 lbs.
  • Case hardened double ball raceways provide extra capacity & durability
  • Smooth staking of king pin
  • Metal dust cover helps protect swivel raceway
  • Integrated top lock brakes available on both swivel & rigid casters
  • Applications: Light-medium material handling equipment, food service carts & equipment, bakery racks & equipment, institutional carts & equipment, miscellaneous dollies, mobile cases, displays, mobile wire racking, stock carts, textile applications, warehouse & manufacturing applications, etc.

Swivel #
Replace ** with
Fastener Code		 Rigid#
Replace ** with
Fastener Code
               
3"
1-13/16"
 Duraplas (Polyolefin) Oilless 500 lbs.
3-1/16"
4-1/16"
 WC5530-**-XDPO WC5530R-**-XDPO
3"
1-13/16"
 Duraplas (Polyolefin) Roller 500 lbs.
3-1/16"
4-1/16"
 WC5530-**-XDP-RB-Z WC5530R-**-XDP-RB-Z
3"
1-13/16"
 High Temp Glass Filled Nylon Steel 500 lbs.
3-1/16"
4-1/16"
 WC5530-**-HTGFN WC5530R-**-HTGFN
3"
1-13/16"
 High Temp Glass Filled Nylon Roller 500 lbs.
3-1/16"
4-1/16"
 WC5530-**-HTGFN-RB-Z WC5530R-**-HTGFN-RB-Z
3"
1-13/16"
 Yoke Axle & Nut - 500 lbs.
3-1/16"
4-1/16"
 WC5530-**-YAN WC5530R-**-YAN
4"
1-5/8"
 Soft Rubber Oilless 250 lbs.
3-5/8"
5-1/8"
 WC5540-**-SR WC5540R-**-SR
4"
1-5/8"
 Duraplas (Polyolefin) Oilless 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-XDPO WC5540R-**-XDPO
4"
1-1/2"
 Duraplas (Polyolefin) Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-XDP-RB-Z WC5540R-**-XDP-RB-Z
4"
1-5/8"
 Hard Rubber Oilless 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-HR WC5540R-**-HR
4"
1-1/2"
 Poly-U on Poly-U (Blue on Black) Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-XLB-Z WC5540R-**-XLB-Z
4"
1-1/2"
 Phenolic Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-PHN-Z WC5540R-**-PHN-Z
4"
1-1/2"
 Rubber on Cast Iron Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-RCI-Z WC5540R-**-RCI-Z
4"
1-1/2"
 Polyurethane on Cast Iron Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-PCI-Z WC5540R-**-PCI-Z
4"
1-1/2"
 Steel (Cast Iron) Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-STL-Z WC5540R-**-STL-Z
4"
1-1/2"
 Yoke Axle & Nut Roller 400 lbs.
3-5/8"
5-1/8"
 WC5540-**-YAN WC5540R-**-YAN
5"
1-5/8"
 Duraplas (Polyolefin) Oilless 400 lbs.
4"
6-3/16"
 WC5550-**-XDPO WC5550R-**-XDPO
5"
1-1/2"
 Duraplas (Polyolefin) Roller 400 lbs.
4"
6-3/16"
 WC5550-**-XDP-RB-Z WC5550R-**-XDP-RB-Z
5"
1-1/2"
 Poly-U on Poly-O (Blue on Black) Roller 400 lbs.
4"
6-3/16"
 WC5550-**-XLB-Z WC5550R-**-XLB-Z
5"
1-1/2"
 Phenolic Roller 400 lbs.
4"
6-3/16"
 WC5550-**-PHN-Z WC5550R-**-PHN-Z
5"
1-1/2"
 Rubber on Cast Iron Roller 400 lbs.
4"
6-3/16"
 WC5550-**-RCI-Z WC5550R-**-RCI-Z
5"
1-1/2"
 Polyurethane on Cast Iron Roller 400 lbs.
4"
6-3/16"
 WC5550-**-PCI-Z WC5550R-**-PCI-Z
5"
1-1/2"
 Steel (Cast Iron) Roller 400 lbs.
4"
6-3/16"
 WC5550-**-STL-Z WC5550R-**-STL-Z
5"
1-1/2"
 Yoke Axle & Nut Roller 400 lbs.
4"
6-3/16"
 WC5550-**-YAN WC5550R-**-YAN
6"
1-5/8"
 Duraplas (Polyolefin) Oilless 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-XDPO WC5560R-**-XDPO
6"
1-1/2"
 Duraplas (Polyolefin) Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-XDP-RB-Z WC5560R-**-XDP-RB-Z
6"
1-1/2"
 Poly-U on Poly-O (Blue on Black) Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-XLB-Z WC5560R-**-XLB-Z
6"
1-1/2"
 Phenolic Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-PHN-Z WC5560R-**-PHN-Z
6"
1-1/2"
 Rubber on Cast Iron Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-RCI-Z WC5560R-**-RCI-Z
6"
1-1/2"
 Polyurethane on Cast Iron Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-PCI-Z WC5560R-**-PCI-Z
6"
1-1/2"
 Thermal Plastic Rubber Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-TPR-Z WC5560R-**-TPR-Z
6"
1-1/2"
 Thermal Plastic Rubber Delrin 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-TPR-DB WC5560R-**-TPR-DB
6"
1-1/2"
 Steel (Cast Iron) Roller 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-STL-Z WC5560R-**-STL-Z
6"
1-1/2"
 Yoke Axle & Nut - 400 lbs.
4-1/2"
7-1/2"
 WC5560-**-YAN WC5560R-**-YAN


AXLE SIZE FOR 3”, 4”& 5” CASTERS IS 3/8” AXLE SIZE FOR 6” CASTERS IS 1/2”

Fastener Type
Code
Size
     
Top Plate
01
Overall Size: 2-1/2 x 3-5/8
Bolt Hole Pattern: 1-3/4 x 2-7/8 Slotted to 3
Attaching Bolt Size: 5/16
   
Top Plate
02
Overall Size: 3-3/4 x 4-1/2
Bolt Hole Pattern: 2-5/8 x 3-5/8 Slotted to 3 x 3
Attaching Bolt Size: 3/8
   
Top Plate
03
Overall Size: 3-1/8 x 4-1/8
Bolt Hole Pattern:1-3/4 x 3 Slotted to: 2-3/8 x 3-3/8
Attaching Bolt Size: 3/8
   
Top Plate
07
Overall Size: 3-1/2 x 3-1/2
Bolt Hole Pattern: 2-5/8 x 2-5/8 TO 2-3/4 x 2-3/4
Attaching Bolt Size: 5/16
   
Top Plate
(Triangular Pentagram)
09
Specs: See Below Drawing
   
Grip Ring Stem
12
14
14CDH
A x B
.845 x 2-3/16
1.48 x 3 with Two Grip Rings (Top & Bottom)
1.48 x 3 with Two Grip Rings (Top & Bottom)
And A 5/16 Cross Drilled Hole 1-5/16 Up.
   
Threaded Stem




Pipe Thread (NPT)
21
22
23
24
26N
34134
34PT
A-B x C
1/2-13 x 1
1/2-13 x 1-1/2
1/2-13 x 2-3/16
5/8-11 x 1-3/4
1/2-13 x 2-11/16
3/4-10 x 1-3/4
Threaded for 3/4 Pipe Coupling x 3/4 Long
   
Expandable Adapter Stems
25 to 29
See Fastener Chart for 5200 Series
   
Round Plain Stem
18
31
33
1.48 x 2 with a 3/8-24 Threaded, Cross Drilled Hole 1-5/6 Up on Center.
7/8 x 1-7/16 with 5/16 Cross Drilled Hole 29/32 Up
1 x 2-7/16 with a 13/32 Cross Drilled Hole, 1” Up
   
Octagon Stem
42
7/8 x 2 with 5/16 Cross Drilled Hole 1” Up

Options For WC 5500 Series
(Add option abbreviation to end of the caster part #)
 
Raceway Seal & Zerk Fitting
(Factory Order)		 SLZ
Integrated TLB TLB
Thread Guards (Use with Ball Bearings) TG
Zerk Axle Z
Quick Change Plate for 01 T.P. QCP-01-5200 (Zinc, Bolt-On Type)
  QCP-01-5200-UNPLATED (Weld-On)
   
Special Finishes
(Factory Order)
 
Polished Gold Finish PGF
Black Oxide BO
Nickel N
Chrome CR