Heavy Duty Drop Forged Casters - #50 Series
Heavy Duty Caster Features and Options
Featuring a heavy duty hot forged, zinc plated top plate and yoke, the #50 series is an excellent heavy duty caster. It contains a deeply grooved double ball bearing raceway swivel head for exceptional performance. Brakes, seals, thread guards, and bearings options are available. All components are of high quality and heavy duty construction to withstand regular use and strain.
Call 1-888-904-9531 for additional information and ordering.
#50 series can be used for heavy duty platform trucks, steer trailers, towline carts, fixtures and racks, welding tables, power drawn equipment, and any heavy duty application.
Top Plate: 4-1/2"x6-1/4"
Bolt Hole Pattern: 2-7/16"x4-15/16" slotted to 3-3/8"x5-1/4"
Attaching Bolt Size: 1/2"
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
|---|---|---|---|---|---|---|---|---|---|
| Rubber on Steel | 300 | NCC-50S420-RSR | 8.36 | NCC-50R420-RSR | 6.8 | Roller | |||
| Rubber on Aluminum | 400 | NCC-50S420-RAR | 7.26 | NCC-50R420-RAR | 5.7 | " | |||
| Rubber on Polyurethane | 450 | NCC-50S420-TPRR | 6.16 | NCC-50R420-TPRR | 4.6 | " | |||
| 4" | 2" | Polyurethane on Polyolefin | 700 | NCC-50S420-PPUR | 6.16 | NCC-50R420-PPUR | 4.6 | " | |
| Polyurethane on Steel | 700 | NCC-50S420-PUR | 8.36 | NCC-50R420-PUR | 6.8 | " | |||
| Solid Polyurethane | 700 | NCC-50S420-SPUR | 6.16 | NCC-50R420-SPUR | 4.6 | " | |||
| Poly on Aluminum | 800 | NCC-50S420-PAR | 7.26 | NCC-50R420-PAR | 5.7 | " | |||
| Cushion PU on Polyolefin | 700 | NCC-50S420-SCR | 6.12 | NCC-50R420-SCR | 3.06 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| EZ Rolling Poly on Steel | 700 | NCC-50S420-EZPUR | 9 | NCC-50R420-EZPUR | 5.9 | Roller | |||
| Semi Steel | 700 | NCC-50S420-SSR | 7.92 | NCC-50R420-SSR | 6.36 | " | |||
| Heavy Duty Steel | 900 | NCC-50S420-SSR-HD | 8.5 | NCC-50R420-SSR-HD | 5.4 | " | |||
| 4" | 2" | Ductile Steel | 1500 | 5-5/8" | NCC-50S420-DSR | 8.7 | NCC-50R420-DSR | 5.6 | " |
| EZ Rolling Ductile Steel | 1600 | NCC-50S420-CDSR | 8.7 | NCC-50R420-CDSR | 5.6 | " | |||
| V Groove | 1000 | NCC-50S420-VGR | 8.91 | NCC-50R420-VGR | 7.35 | " | |||
| Polyolefin | 450 | NCC-50S420-POR | 6 | NCC-50R420-POR | 4.5 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Phenolic | 800 | NCC-50S420-PHR | 6.5 | NCC-50R420-PHR | 4.75 | Roller | |||
| High Temp Phenolic | 800 | NCC-50S420-PHR-HT | 6.5 | NCC-50R420-PHR-HT | 3.4 | " | |||
| Rubber on Steel | 450 | NCC-50S520-RSR | 8.36 | NCC-50R520-RSR | 6.8 | " | |||
| Rubber on Aluminum | 500 | NCC-50S520-RAR | 7.5 | NCC-50R520-RAR | 5.75 | " | |||
| Rubber on Polyurethane | 500 | NCC-50S520-TPRR | 6.82 | NCC-50R520-TPRR | 5.26 | " | |||
| Polyurethane on Polyolefin | 750 | NCC-50S520-PPUR | 6.82 | NCC-50R520-PPUR | 5.26 | " | |||
| Polyurethane on Steel | 1200 | NCC-50S520-PUR | 8.8 | NCC-50R520-PUR | 7.24 | " | |||
| Solid Polyurethane | 1000 | NCC-50S520-SPUR | 6.82 | NCC-50R520-SPUR | 5.26 | " | |||
| Poly on Aluminum | 900 | NCC-50S520-PAR | 7.48 | NCC-50R520-PAR | 5.92 | " | |||
| 5" | 2" | Cushion PU on Polyolefin | 750 | 6-1/2" | NCC-50S520-SCR | 6.82 | NCC-50R520-SCR | 3.72 | " |
| EZ Rolling Poly on Steel | 1200 | NCC-50S520-EZPUR | 9.8 | NCC-50R520-EZPUR | 6.7 | " | |||
| Semi Steel | 1000 | NCC-50S520-SSR | 10.12 | NCC-50R520-SSR | 8.56 | " | |||
| Heavy Duty Steel | 1200 | NCC-50S520-SSR-HD | 11.12 | NCC-50R520-SSR-HD | 8.02 | " | |||
| Ductile Steel | 1500 | NCC-50S520-DSR | 11.15 | NCC-50R520-DSR | 8.05 | " | |||
| EZ Rolling Ductile Steel | 1200 | NCC-50S520-CDSR | 11.15 | NCC-50R520-CDSR | 8.05 | " | |||
| V Groove | 1100 | NCC-50S520-VGR | 10.78 | NCC-50R520-VGR | 9.22 | " | |||
| Polyolefin | 650 | NCC-50S520-POR | 6.75 | NCC-50R520-POR | 5 | " | |||
| Phenolic | 1000 | NCC-50S520-PHR | 7 | NCC-50R520-PHR | 6.75 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Low Profile Rubber on Steel | 600 | NCC-50S620-LPR | 9.5 | NCC-50R620-LPR | 7.75 | Roller | |||
| Rubber on Steel | 500 | NCC-50S620-RSR | 9.9 | NCC-50R620-RSR | 8.34 | " | |||
| Rubber on Aluminum | 550 | NCC-50S620-RAR | 10 | NCC-50R620-RAR | 8.5 | " | |||
| Rubber on Polyurethane | 550 | NCC-50S620-TPRR | 8.26 | NCC-50R620-TPRR | 6.5 | " | |||
| Polyurethane on Polyolefin | 900 | NCC-50S620-PPUR | 8.26 | NCC-50R620-PPUR | 6.5 | " | |||
| Polyurethane on Steel | 1200 | NCC-50S620-PUR | 12.78 | NCC-50R620-PUR | 11 | " | |||
| Solid Polyurethane | 1200 | NCC-50S620-SPUR | 8.26 | NCC-50R620-SPUR | 6.5 | " | |||
| 6" | 2" | Poly on Aluminum | 1000 | 7-1/2" | NCC-50S620-PAR | 9.7 | NCC-50R620-PAR | 8 | " |
| Cushion PU on Polyolefin | 900 | NCC-50S620-SCR | 8.26 | NCC-50R620-SCR | 5.16 | " | |||
| EZ Rolling Poly on Steel | 1400 | NCC-50S620-EZPUR | 14 | NCC-50R620-EZPUR | 10.9 | " | |||
| Semi Steel | 1200 | NCC-50S620-SSR | 11.78 | NCC-50R620-SSR | 10 | " | |||
| Heavy Duty Steel | 1400 | NCC-50S620-SSR-HD | 13.75 | NCC-50R620-SSR-HD | 10.65 | " | |||
| Ductile Steel | 1600 | NCC-50S620-DSR | 14 | NCC-50R620-DSR | 10.9 | " | |||
| EZ Rolling Ductile Steel | 1600 | NCC-50S620-CDSR | 14 | NCC-50R620-CDSR | 10.9 | " | |||
| V Groove | 1200 | NCC-50S620-VGR | 14.32 | NCC-50R620-VGR | 12.5 | " | |||
| Polyolefin | 750 | NCC-50S620-POR | 8 | NCC-50R620-POR | 6.25 | " | |||
| Phenolic | 1200 | NCC-50S620-PHR | 9.5 | NCC-50R620-PHR | 7.75 | " | |||
| HIGH TEMP Phenolic | 1400 | NCC-50S620-PHR-HT | 9.5 | NCC-50R620-PHR-HT | 6.4 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Rubber on Steel | 600 | NCC-50S625-RSR | 14.25 | NCC-50R625-RSR | 12.5 | Roller | |||
| 6" | 2-1/2" | Polyurethane on Steel | 1600 | 7-1/2" | NCC-50S625-PUR | 15.75 | NCC-50R625-PUR | 14 | " |
| Semi Steel | 1600 | NCC-50S625-SSR | 15 | NCC-50R625-SSR | 13.25 | " | |||
| Phenolic | 1600 | NCC-50S625-PHR | 12.75 | NCC-50R625-PHR | 11 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Low Profile Rubber on Steel | 700 | NCC-50S820-LPR | 13.5 | NCC-50R820-LPR | 11.75 | Roller | |||
| Rubber on Steel | 600 | NCC-50S820-RSR | 14 | NCC-50R820-RSR | 12.25 | " | |||
| Rubber on Aluminum | 600 | NCC-50S820-RAR | 10 | NCC-50R820-RAR | 8.25 | " | |||
| Rubber on Polyurethane | 600 | NCC-50S820-TPRR | 10 | NCC-50R820-TPRR | 8.25 | " | |||
| Polyurethane on Polyolefin | 950 | NCC-50S820-PPUR | 10 | NCC-50R820-PPUR | 8.25 | " | |||
| Polyurethane on Steel | 1400 | NCC-50S820-PUR | 15 | NCC-50R820-PUR | 13.25 | " | |||
| Solid Polyurethane | 1400 | NCC-50S820-SPUR | 10 | NCC-50R820-SPUR | 8.25 | " | |||
| 8" | 2" | Poly on Aluminum | 1100 | 10-1/8" | NCC-50S820-PAR | 10 | NCC-50R820-PAR | 8.25 | " |
| Cushion PU on Polyolefin | 950 | NCC-50S820-SCR | 10 | NCC-50R820-SCR | 6.9 | " | |||
| EZ Rolling Poly on Steel | 1600 | NCC-50S820-EZPUR | 16.25 | NCC-50R820-EZPUR | 13.15 | " | |||
| Semi Steel | 1400 | NCC-50S820-SSR | 15 | NCC-50R820-SSR | 13.25 | " | |||
| Heavy Duty Steel | 1600 | NCC-50S820-SSR-HD | 16.5 | NCC-50R820-SSR-HD | 13.4 | " | |||
| Ductile Steel | 1600 | NCC-50S820-DSR | 17 | NCC-50R820-DSR | 13.9 | " | |||
| EZ Rolling Ductile Steel | 1600 | NCC-50S820-CDSR | 17 | NCC-50R820-CDSR | 13.9 | " | |||
| V Groove | 1400 | NCC-50S820-VGR | 16 | NCC-50R820-VGR | 14.25 | " | |||
| Polyolefin | 1000 | NCC-50S820-POR | 10 | NCC-50R820-POR | 8.25 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Phenolic | 1400 | NCC-50S820-PHR | 10 | NCC-50R820-PHR | 8.25 | Roller | |||
| Rubber on Steel | 800 | NCC-50S825-RSR | 16 | NCC-50R825-RSR | 14.25 | " | |||
| 8" | 2-1/2" | Polyurethane on Steel | 1600 | 10-1/8" | NCC-50S825-PUR | 17.25 | NCC-50R825-PUR | 15.5 | " |
| Semi Steel | 1600 | NCC-50S825-SSR | 17.25 | NCC-50R825-SSR | 15.5 | " | |||
| Phenolic | 1600 | NCC-50S825-PHR | 13.5 | NCC-50R825-PHR | 11.75 | " | |||
| Diameter | Width |
Wheel Material |
Capacity lbs |
Load Height |
Swivel Number |
Swivel Weight |
Rigid Number |
Swivel Weight |
Bearing Type |
| Rubber on Steel | 900 | NCC-50S1025-RSR | 18.5 | NCC-50R1025-RSR | 16.75 | Roller | |||
| 10" | 2-1/2" | Polyurethane on Steel | 1600 | 11-1/2" | NCC-50S1025-PUR | 19.75 | NCC-50R1025-PUR | 18 | " |
| Semi Steel | 1600 | NCC-50S1025-SSR | 23 | NCC-50R1025-SSR | 21.25 | " | |||
| Phenolic | 1600 | NCC-50S1025-PHR | 16 | NCC-50R1025-PHR | 14.75 | " |