





I33— MEDIUM
DUTY CASTERS
※
WHEEL MATERIAL
–
PP – POLYPROPYLENE
–
NY – NYLON
–
SR – SOFT RUBBER
–
HR – HARD RUBBER
–
PPU – POLYURETHANE on PP CORE
–
TPR – THERMOPLASTIC RUBBER on PP CORE
–
PH – PHENOLIC
※
HOUSING MATERIAL
–
STEEL
–
STAINLESS STELL
※
BRAKE OPTIONS
–
DL – DIRETION LOCK
–
TL – TOTAL LOCK
–
SL – SINGLE LOCK
–
BL – SIDE LOCK (Butterfly Brake)
–
TPL – TOP LOCK
–
PL – POSI LOCK
※
BEARING OPTIONS
–
B – BALL BEARING
–
S – STEEL SLEEVE
※
STEM OPTIONS
–
GR – GRIP RING
–
TS – THREADED STEM
–
BH – BOLT HOLE
–
RS – ROUND STEM
–
EX – EXPANDING ADAPTER STEM
–
P – PLATE
※
FINISH OPTIONS
–
ZINC PLATE
–
CHROME
–
NICKEL
–
EP – ELECTROLYTIC POLISHING
※
TOP PLATE
SWIVEL

|
2-1/2 X 3-5/8
|
1-3/4 X
2-7/8
to 3
|
3-1/8 X 4-1/8
|
1-3/4 X
2-15/16 to 2-3/8
X 3-3/8
|
4 X 4-1/2
|
2-5/8
X 3-5/8
to 3 X 3
|
Diameter
(inch)
|
Tread Width
(inch)
|
Load
(lbs)
|
Load Height
(inch)
|
Material
|
SWIVEL No.
|
BRAKE No.
|
BEARING
TYPE
|
3
|
1-1/4
|
175
|
4-1/8
|
PP
|
I33S3-14-PP
|
I33DL3-14-PP
|
PLAIN
|
275
|
NYLON
|
I33S3-14-NY
|
I33DL3-14-NY
|
PLAIN
|
175
|
SOFT RUBBER
|
I33S3-14-SRS
|
I33DL3-14-SRS
|
STEEL SLEEVE
|
275
|
HADR RUBBER
|
I33S3-14-HRS
|
I33DL3-14-HRS
|
STEEL SLEEVE
|
220
|
PPU
|
I33S3-14- PPU B
|
I33DL3-14-PPUB
|
BALL BEARING
|
190
|
TPR
|
I33S3-14-TPRB
|
I33DL3-14-TPRB
|
BALL BEARING
|
200
|
PHENOLIC
|
I33S3-14-PHS
|
I33DL3-14-PHS
|
STEEL SLEEVE
|
3-1/2
|
1-1/4
|
200
|
4-5/8
|
PP
|
I33S312-14-PP
|
I33DL312-14-PP
|
PLAIN
|
285
|
NYLON
|
I33S312-14-NYS
|
I33DL312-14-NYS
|
STEEL SLEEVE
|
200
|
SOFT RUBBER
|
I33S312-14-SRS
|
I33DL312-14-SRS
|
STEEL SLEEVE
|
285
|
HADR RUBBER
|
I33S312-14-HRS
|
I33DL312-14-HRS
|
STEEL SLEEVE
|
250
|
PPU
|
I33S312-14-PPUB
|
I33DL312-14-PPUB
|
BALL BEARING
|
210
|
TPR
|
I33S312-14-TPRB
|
I33DL312-14-TPRB
|
BALL BEARING
|
250
|
PHENOLIC
|
I33S312-14-PHS
|
I33DL312-14-PHS
|
STEEL SLEEVE
|
4
|
1-1/4
|
220
|
5-1/8
|
PP
|
I33S4-14-PP
|
I33DL4-14-PP
|
PLAIN
|
300
|
NYLON
|
I33S4-14-NYS
|
I33DL4-14-NYS
|
STEEL SLEEVE
|
220
|
SOFT RUBBER
|
I33S4-14-SRS
|
I33DL4-14-SRS
|
STEEL SLEEVE
|
300
|
HADR RUBBER
|
I33S4-14-HRS
|
I33DL4-14-HRS
|
STEEL SLEEVE
|
300
|
PPU
|
I33S4-14-PPUB
|
I33DL4-14-PPUB
|
BALL BEARING
|
250
|
TPR
|
I33S4-14-TPRB
|
I33DL4-14-TPRB
|
BALL BEARING
|
300
|
PHENOLIC
|
I33S4-14-PHS
|
I33DL4-14-PHS
|
STEEL SLEEVE
|
5
|
1-1/4
|
250
|
6-1/8
|
PP
|
I33S5-14-PP
|
I33DL5-14-PP
|
PLAIN
|
325
|
NYLON
|
I33S5-14-NYS
|
I33DL5-14-NYS
|
STEEL SLEEVE
|
250
|
SOFT RUBBER
|
I33S5-14-SRS
|
I33DL5-14-SRS
|
STEEL SLEEVE
|
325
|
HADR RUBBER
|
I33S5-14-HRS
|
I33DL5-14-HRS
|
STEEL SLEEVE
|
300
|
PPU
|
I33S5-14-PPUB
|
I33DL5-14-PPUB
|
BALL BEARING
|
250
|
TPR
|
I33S5-14-TPRB
|
I33DL5-14-TPRB
|
BALL BEARING
|
325
|
PHENOLIC
|
I33S5-14-PHS
|
I33DL5-14-PHS
|
STEEL SLEEVE
|