The Economy 52 Series Casters are an economical version of the 52 Series for medium duty industrial caster applications.
FEATURES
Swivel Section | Cold formed top plate, yoke and button are all heat treated to prevent brinelling, improve swivel action and increase service life. Load and thrust bearings are hardened and ground and rotate on hardened raceways. Top plate and legs are 1/4” steel, legs formed for increased strength and continuously welded to yoke. Notched yoke is standard. All swivel sections are equipped with a lubrication fitting for field maintenance. RWM lubricates all swivel sections prior to shipment. |
Kingpin | 3/4” bolt and lock nut |
Capacity | Up to 1400 lbs. |
Axle | 1/2” diameter drilled axle with lubrication fitting provided on 2” casters to improve ease of lubrication |
Finish | Zinc plated to protect against corrosion |
Mounting Plate Size | 4-1/2″ x 6-1/2″ x 1/4″ |
Bolt Hole Spacing | 2-7/16” x 4-15/16”, slotted to 3-3/8” x 5-1/4” |
Mounting Bolt Diameter | 1/2″ |
APPLICATIONS
The Economy 52 Series is is the perfect solution for:
Movable racks | Corrugated box trucks |
Conveyor and drag line applications | Caster mounted production jigs and fixtures |
Utility trucks | Maintenance carts |

OPTIONS
BRAKES | |
WB | Wheel Brake |
WWB | Wrap Around Wheel Brake |
SWIVEL LOCKS | |
DSL | Demountable Swivel Lock |
THREAD GUARDS | |
TG | Thread Guards |
OPTIONAL MOUNTING PLATES
OPTIONS
Wheel Diameter | Overall Height |
5” | 6-1/2” |
6” | 7-1/2” |
8” | 10-1/8” |
10” | 11-1/2” |
OPTIONAL MOUNTING PLATES
Opt. Top Plate # | Mounting Plate | Bolt Hole Spacing | Bolt Size |
43ST | 5” x 5-1/2” | 4-1/8” x 4-1/2” | 3/8” |
43RT | 5” x 5-1/2” | 4-1/8” x 4-1/2” | 3/8” |
![]() Wheel Diameter |
![]() Wheel Width |
![]() Capacity |
![]() Wheel Type |
![]() Overall Height |
![]() Caged, Straight Roller Bearing |
![]() Flanged, Sealed Precision, 1 pc. Ball Bearing |
![]() Plain, Oilite, Celcon Bearing |
![]() Swivel Lead |
![]() Approx Weight |
---|---|---|---|---|---|---|---|---|---|
4” | 2” | 800 | Cast Iron | 5-5/8” | E52-CIR-0420-S | E52-CIB-0420-S | E52-CIC-0420-S | 1-3/8” | 8.3 |
4” | 2” | 800 | Durastan | 5-5/8” | E52-DUR-0420-S | E52-DUB-0420-S | E52-DUC-0420-S | 1-3/8” | 6.4 |
4” | 2” | 1050 | GT | 5-5/8” | E52-GTB-0420-S | 1-3/8” | 6.4 | ||
4” | 2” | 800 | High Temp. Nylon | 5-5/8” | E52-HNR-0420-S | 1-3/8” | 5.8 | ||
4” | 2” | 1400 | Nylatron HD | 5-5/8” | E52-NYB-0420-R | 1-3/8” | 6.9 | ||
4” | 2” | 350 | Performance TPR | 5-5/8” | E52-RPR-0420-R | E52-RPB-0420-R | E52-RPC-0420-S | 1-3/8” | 6.5 |
4” | 2” | 800 | Pinnacle | 5-5/8” | E52-PNR-0420-S | E52-PNB-0420-S | E52-PNC-0420-S | 1-3/8” | 6 |
4” | 2” | 500 | Polyolefin | 5-5/8” | E52-POR-0420-S | E52-POB-0420-S | E52-POC-0420-S | 1-3/8” | 6 |
4” | 2” | 700 | Rubber on Aluminum | 5-5/8” | E52-RAB-0420-S-EHT | 1-3/8” | 6.5 | ||
4” | 2” | 350 | Rubber on Iron | 5-5/8” | E52-RIR-0420-S | E52-RIC-0420-S | 1-3/8” | 8.1 | |
4” | 2” | 400 | Signature | 5-5/8” | E52-SWR-0420-S | E52-SWB-0420-S | E52-SWC-0420-S | 1-3/8” | 6.2 |
4” | 2” | 700 | Solid Urethane | 5-5/8” | E52-MUB-0420-S | 1-3/8” | 6.2 | ||
4” | 2” | 700 | Urethane on Aluminum | 5-5/8” | E52-UAR-0420-S | E52-UAC-0420-S | 1-3/8” | 6.6 | |
4” | 2” | 700 | Urethane on Iron | 5-5/8” | E52-UIR-0420-S | E52-UIC-0420-S | 1-3/8” | 8.2 | |
4” | 2” | 600 | Urethane Polypropylene | 5-5/8” | E52-UPR-0420-S | E52-UPB-0420-S | E52-UPC-0420-S | 1-3/8” | 6.5 |
4” | 2” | 800 | V-Groove Iron | 5-5/8” | E52-VIR-0420-S | E52-VIC-0420-S | 1-3/8” | 8.5 | |
5″ | 2″ | 1000 | Cast Iron | 6-1/2” | E52-CIR-0520-S | E52-CIB-0520-S | E52-CIC-0520-S | 1-13/16” | 9.6 |
5″ | 2″ | 1000 | Durastan | 6-1/2” | E52-DUR-0520-S | E52-DUB-0520-S | E52-DUC-0520-S | 1-13/16” | 6.9 |
5″ | 2″ | 1400 | Forged Steel | 6-1/2” | E52-FSR-0520-S | E52-FSC-0520-S | 1-13/16” | 10.8 | |
5″ | 2″ | 1200 | GT | 6-1/2” | E52-GTB-0520-S | 1-13/16” | 6.9 | ||
5″ | 2″ | 1000 | High Temp. Nylon | 6-1/2” | E52-HNR-0520-S | 1-13/16” | 6.9 | ||
5″ | 2″ | 1400 | Nylatron HD | 6-1/2” | E52-NYB-0520-S | 1-13/16” | 7.4 | ||
5″ | 2″ | 375 | Performance TPR | 6-1/2” | E52-RPR-0520-S | E52-RPB-0520-R | E52-RPC-0520-S | 1-13/16” | 7 |
5″ | 2″ | 1000 | Pinnacle | 6-1/2” | E52-PNR-0520-S | E52-PNB-0520-S | E52-PNC-0520-S | 1-13/16” | 6.3 |
5″ | 2″ | 650 | Polyolefin | 6-1/2” | E52-POR-0520-S | E52-POB-0520-S | E52-POC-0520-S | 1-13/16” | 6.1 |
5″ | 2″ | 800 | Rubber on Aluminum | 6-1/2” | E52-RAB-0520-S-EHT | 1-13/16” | 7.2 | ||
5″ | 2″ | 400 | Rubber on Iron | 6-1/2” | E52-RIR-0520-S | E52-RIC-0520-S | 1-13/16” | 9.1 | |
5″ | 2″ | 500 | Signature | 6-1/2” | E52-SWR-0520-S | E52-SWB-0520-S | E52-SWC-0520-S | 1-13/16” | 6.5 |
5″ | 2″ | 1000 | Solid Urethane | 6-1/2” | E52-MUB-0520-S | 1-13/16” | 6.5 | ||
5″ | 2″ | 1050 | Urethane on Aluminum | 6-1/2” | E52-UAR-0520-S | E52-UAC-0520-S | 1-13/16” | 7 | |
5″ | 2″ | 1050 | Urethane on Iron | 6-1/2” | E52-UIR-0520-S | E52-UIC-0520-S | 1-13/16” | 9.2 | |
5″ | 2″ | 750 | Urethane Polypropylene | 6-1/2” | E52-UPR-0520-S | E52-UPB-0520-S | E52-UPC-0520-S | 1-13/16” | 7 |
5″ | 2″ | 800 | V-Groove Iron | 6-1/2” | E52-VIR-0520-S | E52-VIC-0520-S | 1-13/16” | 9.9 | |
6″ | 2″ | 1200 | Cast Iron | 7-1/2” | E52-CIR-0620-S | E52-CIB-0620-S | E52-CIC-0620-S | 1-13/16” | 11.2 |
6″ | 2″ | 1200 | Durastan | 7-1/2” | E52-DUR-0620-S | E52-DUB-0620-S | E52-DUC-0620-S | 1-13/16” | 8 |
6″ | 2″ | 1400 | Forged Steel | 7-1/2” | E52-FSR-0620-S | E52-FSC-0620-S | 1-13/16” | 12.5 | |
6″ | 2″ | 1400 | GT | 7-1/2” | E52-GTB-0620-S | 1-13/16” | 8 | ||
6″ | 2″ | 1200 | High Temp. Nylon | 7-1/2” | E52-HNR-0620-S | 1-13/16” | 8 | ||
6″ | 2″ | 1000 | Omega | 7-1/2” | E52-UOR-0620-S | E52-UOB-0620-S | 1-13/16” | 10.5 | |
6″ | 2″ | 525 | Performance TPR | 7-1/2” | E52-RPR-0620-S | E52-RPB-0620-R | E52-RPC-0620-S | 1-13/16” | 7 |
6″ | 2″ | 1200 | Pinnacle | 7-1/2” | E52-PNR-0620-S | E52-PNB-0620-S | E52-PNC-0620-S | 1-13/16” | 6.9 |
6″ | 2″ | 700 | Polyolefin | 7-1/2” | E52-POR-0620-S | E52-POB-0620-S | E52-POC-0620-S | 1-13/16” | 8 |
6″ | 2″ | 820 | Rubber on Aluminum | 7-1/2” | E52-RAB-0620-S-EHT | 1-13/16” | 9.5 | ||
6″ | 2″ | 410 | Rubber on Iron | 7-1/2” | E52-RIR-0620-S | E52-RIC-0620-S | 1-13/16” | 9.5 | |
6″ | 2″ | 600 | Signature | 7-1/2” | E52-SWR-0620-S | E52-SWB-0620-S | E52-SWC-0620-S | 1-13/16” | 7.2 |
6″ | 2″ | 1200 | Solid Urethane | 7-1/2” | E52-MUB-0620-S | 1-13/16” | 6.9 | ||
6″ | 2″ | 1230 | Torus | 7-1/2” | E52-UAB-0621-S | 1-13/16” | 7 | ||
6″ | 2″ | 1230 | Urethane on Aluminum | 7-1/2” | E52-UAR-0620-S | E52-UAC-0620-S | 1-13/16” | 7.8 | |
6″ | 2″ | 1230 | Urethane on Iron | 7-1/2” | E52-UIR-0620-S | E52-UIC-0620-S | 1-13/16” | 10.5 | |
6″ | 2″ | 900 | Urethane Polypropylene | 7-1/2” | E52-UPR-0620-S | E52-UPB-0620-S | E52-UPC-0620-S | 1-13/16” | 7 |
6″ | 2″ | 1000 | V-Groove Iron | 7-1/2” | E52-VIR-0620-S | E52-VIC-0620-S | 1-13/16” | 11.2 | |
8″ | 2″ | 1400 | Cast Iron | 10-1/8” | E52-CIR-0820-S | E52-CIB-0820-S | E52-CIC-0820-S | 2-1/4” | 15.3 |
8″ | 2″ | 1200 | Durastan | 10-1/8” | E52-DUR-0820-S | E52-DUB-0820-S | E52-DUC-0820-S | 2-1/4” | 9.7 |
8″ | 2″ | 1400 | GT | 10-1/8” | E52-GTB-0820-S | 2-1/4” | 9.7 | ||
8″ | 2″ | 1200 | Omega | 10-1/8” | E52-UOR-0820-S | E52-UOB-0820-S | 2-1/4” | 14.1 | |
8″ | 2″ | 600 | Performance TPR | 10-1/8” | E52-RPR-0820-S | E52-RPB-0820-R | E52-RPC-0820-S | 2-1/4” | 9 |
8″ | 2″ | 1400 | Pinnacle | 10-1/8” | E52-PNR-0820-S | E52-PNB-0820-S | E52-PNC-0820-S | 2-1/4” | 7.8 |
8″ | 2″ | 800 | Polyolefin | 10-1/8” | E52-POR-0820-S | E52-POB-0820-S | E52-POC-0820-S | 2-1/4” | 7.7 |
8″ | 2″ | 1000 | Rubber on Aluminum | 10-1/8” | E52-RAB-0820-S-EHT | 2-1/4” | 12.2 | ||
8″ | 2″ | 500 | Rubber on Iron | 10-1/8” | E52-RIR-0820-S | E52-RIC-0820-S | 2-1/4” | 12.2 | |
8″ | 2″ | 700 | Signature | 10-1/8” | E52-SWR-0820-S | E52-SWB-0820-S | E52-SWC-0820-S | 2-1/4” | 8 |
8″ | 2″ | 1400 | Solid Urethane | 10-1/8” | E52-MUB-0820-S | 2-1/4” | 8 | ||
8″ | 2″ | 1400 | Torus | 10-1/8” | E52-UAB-0821-S | 2-1/4” | 9.3 | ||
8″ | 2″ | 1400 | Urethane on Aluminum | 10-1/8” | E52-UAR-0820-S | E52-UAC-0820-S | 2-1/4” | 9.3 | |
8″ | 2″ | 1400 | Urethane on Iron | 10-1/8” | E52-UIR-0820-S | E52-UIC-0820-S | 2-1/4” | 14.1 | |
8″ | 2″ | 1000 | Urethane Polypropylene | 10-1/8” | E52-UPR-0820-S | E52-UPB-0820-S | E52-UPC-0820-S | 2-1/4” | 9 |
8″ | 2″ | 1050 | V-Groove Iron | 10-1/8” | E52-VIR-0820-S | E52-VIC-0820-S | 2-1/4” | 15 |
To order a rigid caster, change the “S” to “R” in the model number. For example, E52-FSR-0620-R. To order a rig only, omit the blue letters.
For example: E52-0620-S. Note: (1.) For weight of Caster with brake add .24 pounds. (2.) For weight of Rigid Caster deduct .7
pounds. Dimensions shown are nominal. If precise dimensions are required, please consult your RWM Representative.