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30-31 SERIES LIGHT MEDIUM DUTY CASTERS

 

SPECIFICATIONS FOR 30 AND 31 SERIES

CASTER PART NUMBER
WHEEL SPECIFICATION
CASTER SPECIFICATION
SWIVEL
RIGID
DIA.
TREAD
WIDTH
TYPE
BEARING
AXLE DIA
OVERALL HEIGHT
SWIVEL RADIUS
LOAD CAPACITY
330-SRP
331-SRP
3
1-1/4
Soft Rubber
Nylon
3/8
4-1/4
2-3/4
125
330-SRB
331-SRB
Soft Rubber
Ball
125
330-HRP
331-HRP
Hard Rubber
Nylon
250
330-HRB
331-HRB
Hard Rubber
Ball
250
330-LPP
331-LPP
Light Duty Plastic
Plain
220
330-HPP
331-HPP
Heavy Duty Plastic
Plain
250
330-PUP
331-PUP
Polyurethane/Plastic
Plain
220
330-PUB 331-PUB
Polyurethane/Plastic
Ball
220
330-SPP
331-SPP
Solid Polyurethane
Plain
220
330-GRB
31-GRB
Gray Rubber/Plastic
Annular
220
330-CIP
331-CIP
Steel
Plain
250
3530-SRP
3531-SRP
3-1/2
1-1/4
Soft Rubber
Nylon
3/8
4-11/16
3-1/16
125
3530-HRP
3531-HRP
Hard Rubber
Nylon
250
3530-HPP
3531-HPP
Heavy Duty Plastic
Plain
250
3530-PUB
3531-PUB
Polyurethane
Ball
250
3530-GRB
3531-GRB
Gray Rubber/Plastic
Annular
230
3530-GRAB
3531-GRAB
Grey Rubber on Aluminum
Annular
225
430-SRP
431-SRP
4
1-1/4
Soft Rubber
Nylon
3/8
5-1/2
3-5/16
165
430-SRB
431-SRB
Soft Rubber
Ball
165
430-HRP
431-HRP
Hard Rubber
Nylon
265
430-HRB
431-HRB
Hard Rubber
Ball
265
430-LPP
431-LPP
Light Duty Plastic
Plain
225
430-HPP
431-HPP
Heavy Duty Plastic
Plain
265
430-PUB
431-PUB
Polyurethane/Plastic
Ball
265
430-SPP
431-SPP
Solid Polyurethane
Plain
300
430-GRAB
431-GRAB
Gray Rubber on Aluminum
Annular
265
430-GRB
431-GRB
Gray Rubber/Plastic Annular 250
430-CIP
431-CIP
Steel
Plain
350
530-SRP
531-SRP
5
1-1/4
Soft Rubber
Nylon
3/8
6-3/16
4
165
530-SRB
531-SRB
Soft Rubber
Ball
165
530-HRP
531-HRP
Hard Rubber
Nylon
265
530-HRB
531-HRB
Hard Rubber
Ball
265
530-LPP
531-LPP
Light Duty Plastic
Plain
225
530-HPP
531-HPP
Heavy Duty Plastic
Plain
300
530-PUB
531-PUB
Polyurethane
Ball
265
530-SPP 531-SPP Solid Polyurethane Plain 350
530-GRB
531-GRB
Gray Rubber/Plastic
Annular
265
530-GRAB
531-GRAB
Grey Rubber on Aluminum
Annular
265

FASTENING SPECIFICATION

FASTENING TYPE
CODE
FASTENING CODE NO
TOP PLATE
01
Overall
2-1/2 x 3-5/8
Hole Spacing
1-3/4 x 2-15/16
Attaching Bolt Size
5/16
02
Overall
3-1/8 x 4-3/32
Hole Spacing
2-3/8 x 3-7/8
(Swivels only)
Attaching Bolt Size
5/16
Grip Ring Stem
12
0.845 x 2-3/16 (Swivels only)
Threaded Stem

21
22
23
(Swivels only)
1/2-13 x 1
1/2-13 x 1-1/2
1/2-13 x 2-3/16
Round Plain Stem
31
32
7/8 x 1-3/4 without hole
(Swivels only)
0.845 x 2-3/8 with 1/4 cross drill hole 1-5/16 up
Square Stem
51
52
7/8 x 2
(Swivels only)
7/8 x 2-1/2
Expanding Stems
Range I.D. of Tubing
9
.720 - .851 3/4"
11
.852 - .927 7/8"
13
.928 - 1.029 1"
15
1.030 - 1.140 1 1/8"
19C
1.360 - 1.425 1 3/8"
19A
1.426 - 1.589 1 1/2"

ACCESSORIES OPTIONS FOR 30 AND 31 SERIES

ACCESSORIES CODE
DESCRIPTION
VLB
TG
ZA
SL
CP
NIĀ 
Vertelock Brake
Thread Guard
Zerk Axle
Sealed Swivel
Chrome Platin
Nickel Plating

PRINTABLE VERSION
Features
  • Heavily embossed, formed steel upper and lower cup.
  • Double ball race construction.
  • Raceways and yoke hardened for extra strength.
  • Dust cover helps protect swivel bearings.
  • Finish: Bright zinc or chrome plated.
APPLICATIONS
  • Stock carts, bakery racks, food service equipment, etc.
  • Audio Equipment
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