Economy 52 Series Casters

Medium Heavy Duty Casters

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


Bearing Selection Guide



STANDARD TOP PLATE
42ST/RT
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.