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CASTERS

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M03

MEDIUM DUTY CASTER • UP TO 2,000 LB
4” x 5” TOP PLATE • INTEGRALLY FORGED KINGPIN

4”- 8” Wheel Diameter  |  2” Wheel Width  |  Zinc Plated Finish

Medium duty swivel caster with a tapered bearing in the raceway that will provide smooth and easy swiveling due to it’s ability to counteract radial thrust - also equipped with a heavy duty integrally forged kingpin that provides extra support under abusive situations where a standard kingpin caster would fail.

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M03NN0602SL

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3/8” Mounting Bolt

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Available Materials and Sizing Shown Below

WHEEL DIAMETER
OVERALL HEIGHT
SWIVEL LEAD
4"
5 5/8"
1 9/16"
5"
6 1/2"
2"
6"
7 1/2"
2 3/16"
8"
9 1/2"
2 3/8"

OPTIONS AVAILABLE

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Swivel Lock

Demountable – DSL
Weld-On – SL

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Wheel Brake

Tech Lock – TB

Face – FB
Cam – CB

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Custom Plating

Electroless Nickel
or Zinc Dichromate;
Inquire for More Options

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Custom Color

Inquire for

Caster and/or Wheel

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Toe Guard

TO

Precision-machined in by Acorn® from ultrasound-tested, domestically made, cast polyamide. Floor-protective even under very high loads. Exceptionally long service life. Best-in-class ergonomics and extremely low rolling resistance under extreme loads. Resistant to chemicals, salts, greases, and acids (inquire for full compatibility list). Excellent for steam cleaning. Ideal for extremely high-load, low-speed applications as a durable alternative to metallic wheels. Non-marking. 

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Black/MD  –  NY

Bearing: Precision Ball

Temperature Range: -40ºF to 230ºF

Hardness: 80º Shore D ± 5º

Best-in-class ergonomics, machined out of Ultrasound tested, domestically made Nylon. Filled with MOS2 additive. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03NY0402S | M03NY0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03NY0402S
4"
2"
2,000
M03NY0502S
5"
2"
2,000
M03NY0602S
6"
2"
2,000
M03NY0802S
8"
2"
2,000

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Natural  –  NN

Bearing: Precision Ball

Temperature Range: -40ºF to 230ºF

Hardness: 80º Shore D ± 5º

Best-in-class ergonomics, machined out of Ultrasound tested, domestically made Nylon. FDA Approved formulation. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03NN0402S | M03NN0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03NN0402S
4"
2"
2,000
M03NN0502S
5"
2"
2,000
M03NN0602S
6"
2"
2,000
M03NN0802S
8"
2"
2,000

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High Temp Blue  –  NB

Bearing: Precision Ball

Temperature Range:–40ºF to 250ºF continuous. (Intermittent up to 350º+)

Hardness: 80º Shore D ± 5º

Best-in-class ergonomics, machined out of Ultrasound tested, domestically made Nylon. Excellent problem solver for continuous dry or moist heat. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03NB0402S | M03NB0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03NB0402S
4"
2"
2,000
M03NB0502S
5"
2"
2,000
M03NB0602S
6"
2"
2,000
M03NB0802S
8"
2"
2,000

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High Temp SXHA White  –  NS

Bearing: Precision Ball

Temperature Range:–40ºF to 250ºF continuous. (Intermittent up to 350º+)

Hardness: 80º Shore D ± 5º

Best-in-class ergonomics, machined out of Ultrasound tested, domestically made Nylon. Excellent problem solver for continuous dry or moist heat. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03NS0402S | M03NS0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03NS0402S
4"
2"
2,000
M03NS0502S
5"
2"
2,000
M03NS0602S
6"
2"
2,000
M03NS0802S
8"
2"
2,000

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Kleaneride Blue  –  KR

Bearing: Ball

Temperature Range:-40ºF to 180ºF
(250º intermittent up to 30 min.)

Hardness: 60º Shore D +/- 5

Polyester Polyurethane Machined from solid - excellent for steam cleaning and pharmaceutical applications.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03KR0402S | M03KR0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03KR0402S
4"
2"
500
M03KR0502S
5"
2"
600
M03KR0602S
6"
2"
700
M03KR0802S
8"
2"
800

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Kleaneride Gray  –  KG

Bearing: Ball

Temperature Range:-40ºF to 180ºF
(250º intermittent up to 5-6 hours.)

Hardness: 60º Shore D +/- 5

Polyester Polyurethane Machined from solid - excellent for steam cleaning and pharmaceutical applications that neccesitate additional heat requirements.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03KG0402S | M03KG0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03KG0402S
4"
2"
500
M03KG0502S
5"
2"
600
M03KG0602S
6"
2"
700
M03KG0802S
8"
2"
800

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Poly on Aluminum  –  PA

Bearing: Roller

Temperature Range:-45ºF to 180ºF

Hardness: 95º Shore A +/- 5

Heavy duty polyurethane chemically bonded to a cast aluminum core. Non-marking and excellent longevity.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03PA0402S | M03PA0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03PA0402S
4"
2"
800
M03PA0502S
5"
2"
900
M03PA0602S
6"
2"
1,200
M03PA0802S
8"
2"
1,200

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Ergo Poly on Aluminum  –  EP

Bearing: Ball

Temperature Range:-45ºF to 180ºF

Hardness: 95º Shore A +/- 5

Heavy duty polyurethane, chemically bonded to a cast aluminum core, with special ball bearings and donut shaped tread for increased ergonomics.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03EP0402S | M03EP0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03EP0402S
4"
2"
850
M03EP0502S
5"
2"
900
M03EP0602S
6"
2"
1,000
M03EP0802S
8"
2"
1,200

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Solid Elastomer  –  SE

Bearing: Ball

Temperature Range:-45ºF to 180ºF

Hardness: 65º Shore D +/- 5

Solid polyurethane bonded to a glass fileld nylon core. Non marking, ergonomic, and high load capacity.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03SE0402S | M03SE0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03SE0402S
4"
2"
1,000
M03SE0502S
5"
2"
1,400
M03SE0602S
6"
2"
1,700
M03SE0802S
8"
2"
2,000

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Uber Poly  –  UP

Bearing: Ball

Temperature Range:-45ºF to 180ºF

Hardness: 95º Shore A +/- 5

Heavy duty polyurethane with excellent ergonomics, chemically bonded to a cast iron core.Formulated to resist delamniation in continuous or especially rugged applications. 

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03UP0602S | M03UP0602R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03UP0602S
6"
2"
2,000
M03UP0802S
8"
2"
2,000

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Dual Action Poly  –  DW

Bearing: Ball

Temperature Range:-45ºF to 180ºF

Hardness: 95º Shore A*

*ADD SUFFIX FOR COLOR/DUROMETER BELOW, e.g. M01DW0402S65A:
(65A) Black/65º Shore A, (65D) Gray/65º Shore D, (85A) Red/85º Shore A

Dual articulating polyurethane on steel wheels with oversized ball bearings for increased ergonomics. Non-marking. Lower durometers will decrease load capacity - please consult Acorn.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03DW0402S | M03DW0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03DW0402S
4"
2"
950
M03DW0502S
5"
2"
1,150
M03DW0602S
6"
2"
1,400
M03DW0802S
8"
2"
1,600

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Molded Nylon  –  MN

Bearing: Roller

Temperature Range:-40ºF to 250ºF

Hardness: 85º Shore D +/- 5

Solid molded nylon 6/6. Non-marking, good for food and pharma applications that do not require significant load capacity.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03MN0402S | M03MN0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03MN0402S
4"
2"
800
M03MN0502S
5"
2"
900
M03MN0602S
6"
2"
1,200
M03MN0802S
8"
2"
1,300

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Polyolefin (White) –  PO

Bearing: Roller

Temperature Range:-20ºF to 180ºF

Hardness: 85º Shore D +/- 5

Molded thermoplastic blend of polypropylene with PE and impact modifiers. Excellent chemical and moisture resistance. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03P0402S | M03PO0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03PO0402S
4"
2"
500
M03PO0502S
5"
2"
650
M03PO0602S
6"
2"
700
M03PO0802S
8"
2"
900

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Polyolefin (Black) –  PB

Bearing: Roller

Temperature Range:-20ºF to 180ºF

Hardness: 85º Shore D +/- 5

Molded thermoplastic blend of polypropylene with PE and impact modifiers. Excellent chemical and moisture resistance. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03PB0402S | M03PB0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03PB0402S
4"
2"
500
M03PB0502S
5"
2"
650
M03PB0602S
6"
2"
700
M03PB0802S
8"
2"
900

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Rubber on Iron  –  RI

Bearing: Roller

Temperature Range:-45ºF to 180ºF

Hardness:75º Shore A +/- 5

Rubber tread that is vulcalized on a cast iron core. Good for towed applications or applications where your load requires extra cushioning.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03RI0402S | M03RI0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03RI0402S
4"
2"
400
M03RI0502S
5"
2"
400
M03RI0602S
6"
2"
800
M03RI0802S
8"
2"
850

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Phenolic  –  PH

Bearing: Roller

Temperature Range:-65ºF to 250ºF cont, int. up to 300ºF

Hardness: Rockwell 102 E

Pressure molded from denim and canvas with phenolic resin additive. Non-marking and good load carrying capactiy. Cost-effective option for medium and heavy duty applications.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03PH0402S | M03PH0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03PH0402S
4"
2"
800
M03PH0502S
5"
2"
1,000
M03PH0602S
6"
2"
1,200
M03PH0802S
8"
2"
1,400

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High Temp Phenolic  –  HT

Bearing: Roller

Temperature Range: -65ºF to 475ºF (intermittent up to 525ºF) 

Hardness: Rockwell 102 E

High temp formulation of the classic - excels in dry heat applications only.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03HT0402S | M03HT0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03HT0402S
4"
2"
800
M03HT0502S
5"
2"
1,000
M03HT0602S
6"
2"
1,200
M03HT0802S
8"
2"
1,400

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HeatEater  –  HE

Bearing: Roller

Temperature Range:-40ºF to 425ºF Continuous,475ºF to 550ºF Intermittent

Hardness:85º Shore D ± 5º

Proprietary blend of glasses and polymers, engineered for moist heat / steam cleaning. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03HE0402S | M03HE0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03HE0402S
4"
2"
800
M03HE0502S
5"
2"
1,000
M03HE0602S
6"
2"
1,000
M03HE0802S
8"
2"
1,100

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Glass Filled Nylon  –  GF

Bearing: Roller

Temperature Range:-45ºF to 250ºF

Hardness:85º Shore D ± 5º

Nylon / polymer blend with fiberglass additives for added impact resistance. Non-marking.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03GF0402S | M03GF0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03GF0402S
4"
2"
900
M03GF0502S
5"
2"
1,000
M03GF0602S
6"
2"
1,200
M03GF0802S
8"
2"
1,400

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Cast Iron  –  CI

Bearing: Roller

Temperature Range:-45ºF to 800ºF (High Temp Avail.) 

Hardness: Brinell 145

Ductile cast iron construction with thick walls, high tensile strength of 45,000 PSI.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03CI0402S | M03CI0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03CI0402S
4"
2"
1,500
M03CI0502S
5"
2"
1,500
M03CI0602S
6"
2"
2,000
M03CI0802S
8"
2"
2,000

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acorn_prod_wheel_vg_ang_900w.png

Cast Iron V-Groove  –  VG

Bearing: Roller

Temperature Range:-45ºF to 800ºF (High Temp Avail.) 

Hardness: Brinell 145

Ductile cast iron construction with thick walls, high tensile strength of 45,000 PSI. Standard 90º machined v-groove.

NOTE: ADD SUFFIX FOR SWIVEL (S) OR RIGID (R) e.g. M03VG0402S | M03VG0402R

CASTER PART #
WHEEL DIAMETER
TREAD WIDTH
CAPACITY (LB)
M03VG0402S
4"
2"
1,500
M03VG0502S
5"
2"
1,500
M03VG0602S
6"
2"
1,500

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