Call 888-458-9717

50-51 SERIES MEDIUM HEAVY DUTY CASTERS

Capacity: 350-1,000 lbs.

 

FASTENING SPECIFICATION

FASTENING TYPE
FASTERNING SHAPE
FASTENING CODE NO
SPECIFICATION

TOP PLATE 




01
Overall Size 4 x 4 1/2
Bolt Hole Spacing 2-5/8 x 3-5/8 to 3 x 3
Attaching Bolt Size 3/8
02
Overall Size 4-1/2 x 6-1/4
Bolt Holt Spacing 2-7/16 x 4-15/16 to 3-3/8 x 5-1/4
Attaching Bolt Size 1/2
03
Overall Size 5 x 5-1/2
Bolt Hole Spacing 4 x 4-1/8
Attaching Bolt Size 1/2
04
Overall Size 4 x 5
Bolt Hole Spacing 3 x 4 to 2-9/16 x 3-1/2 (Reverse slot Pattern)
Attaching Bolt Size 3/8 (Busse Basket Plate)

SPECIFICATIONS FOR 50 AND 51 SERIES

CASTER PART NUMBER
WHEEL SPECIFICATION
CASTER SPECIFICATION
SWIVEL
RIGID
DIA.
TREAD
WIDTH
TYPE
BEARING
AXLE DIA
OVERALL HEIGHT
SWIVEL RADIUS
LOAD CAPACITY
4
2
Rubber/Cast Iron
Roller
1/2
5-5/8
3-3/16
300
Polyurethane/
Cast Iron
Roller
800
Polyurethane/
Plastic
Roller
500

450-07R

Heavy Duty Plastic
Roller
450

450-05R

Phenolic

Roller

800
Steel
Roller
800
V-Groove
Roller
700
Gray Rubber/Plastic
Roller
350
450-11R 451-11R Rubber/Aluminum Roller 1/2 5 5/8 3 9/16 300
450-14R 451-14R Solid Polyurethane 900
450-30B 451-30B Polyurethane/Plastic PR-BB 800
5
2
Rubber/Cast Iron
Roller
1/2
6-1/2
3-7/8
375
Polyurethane/
Cast Iron
Roller
1000
Polyurethane/Plastic
Roller
600
Heavy Duty Plastic
Roller
550

Extra Heavy /Duty Plastic

Roller
800
Phenolic
Roller
1000
Steel
Roller
1000
V-Groove
Roller
1000
Gray Rubber/Plastic
Roller
400
550-11R 551-11R Rubber/Aluminum Roller 4 1/4 375
550-14R 551-14R Solid Polyurethane 1000
550-30B 551-30B Polyurethane/Plastic PR-BB 900
6
2
Rubber/Cast Iron
Roller
1/2
7-1/2
4-37/64
410
Polyurethane/Cast Iron
Roller
1000
Polyurethane/Plastic
Roller
800
Heavy Duty Plastic
Roller
650
Extra Heavy /Duty Plastic
Roller
800
Phenolic
Roller
1000
Steel
Roller
1200
V-Groove
Rollerr
1200
Gray Rubber/Plastic
Roller
500
650-11R 651-11R Rubber/Aluminum Roller 4 1/2 410
650-14R 651-11R Solid Polyurethane 1200
650-30B 651-30B Polyurethane/Plastic PRBB 1000
8
2
Rubber/Cast Iron
Roller
1/2
9-1/2
6
500
Polyurethane/Cast Iron
Roller
1000
Polyurethane/Plastic
Roller
1000
Heavy Duty Plastic
Roller
800
Extra Heavy /Duty Plastic
Roller
1000
Phenolic
Roller
1000
Steel
Roller
1200
V-Groove
Roller
1200
Gray Rubber/Plastic
Roller
600
850-11R 851-11R Rubber/Aluminum Roller 6 1/2 500
850-14R 851-14R Solid Polyurethane 1250
850-30B 851-30B Polyurethane/Plastic PRBB 1000

ACCESSORIES OPTIONS FOR 50 AND 51 SERIES

ACCESSORIES CODE
DESCRIPTION
VLB
TG
DW
SL
SWL
ZA
BB
RW 
Vertelock Brake
Thread Guard
Double Welded
Sealed Swivel
4-PositionSwivel Lock
Zerk Axle
Ball Bearing
Retainer Washer

 

PRINTABLE VERSION
Features
  • "Cold froged" top plate, upper and lower raceways.
  • Double row ball bearing swivel raceway construction for extra strength.
  • Hardened Raceways.
  • Zerk fitting in swivel race for lubrication.
  • Finish: All parts except wheel are zinc plated for corrosion resistance.
  • Legs are formed and welded to upper race to increase strength
  • 5/8 Dia King pin, 1/2 Axle, 1/4 Plate & Leg Thickness.
APPLICATIONS
  • Excellent for medium heavy duty platform trucks, food service equipment, large stock carts, etc.
contact
Call 888-458-9717
REQUEST A QUOTE
contact
10575 Bloomfield Street
Los Alamitos, CA 90720
Toll free: 888-458-9717
Applications
  • Air Cargo Industry
  • Automotive Industry
  • Food Service Industry
  • Material Handling Industry
  • Medical Equipment Industry
  • Waste Industry