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4 - 5"

This band lists the 28 Carrymaster casters with wheels from 4 to 5 inches in diameter, in two sizes: 102 mm (4.02 in) on the ACSU-102 and the ACMC-102 and ACMCT-102 medical casters, and 125 mm (4.92 in) on the ACLMU, ACLHU, ACMU and ACMM.

There is no leveling caster in this band: 18 casters are non-leveling and 10 are medical plastic casters. Ratings run from 88.18 lbs (ACSU-102) to 1,653.47 lbs (ACMM-125) per caster, so size the rating first, using our guide to caster wheel load capacity.

Two wheel sizes in this band

ModelsTypeWheel diameterRating per caster
ACSU-102 (7 models) Non-leveling, light duty 4.02 in (102 mm) 88.18 lbs
ACMCT-102 (4 models) Medical, twin wheel 4.02 in (102 mm) 176.37 lbs
ACMC-102 (6 models) Medical, single wheel 4.02 in (102 mm) 264.55 lbs
ACLMU-125 (RF, SF, SFB) Non-leveling 4.92 in (125 mm) 418.88 lbs
ACLHU-125 (RF, SF, SFB) Non-leveling 4.92 in (125 mm) 595.25 lbs
ACMU-125 (RF, SF) Non-leveling 4.92 in (125 mm) 1,102.31 lbs
ACMM-125 (RF, SF, SFB) Non-leveling 4.92 in (125 mm) 1,653.47 lbs

The 102 mm casters are light-duty and medical casters rated 88.18 to 264.55 lbs; the 125 mm casters are rated 418.88 to 1,653.47 lbs. The 125 mm series are flange mount only, in rigid and swivel versions.

Brakes, stems and rigid models in this band

The ACMU-125 has no braked version. The medical casters are all swivel casters.

When you need a different wheel size

Smaller wheels are in 3 to 4 inches; the next band up is over 5 inches, with the 127 mm and 150 mm sizes. For all five size bands and a size chart, see wheel size, or browse by load capacity. For help choosing, call our Casters and Wheels Experts at (973) 777-4922.

People Also Ask: 10 questions about caster wheels from 4 to 5 inches

Q. Which Carrymaster casters have wheels from 4 to 5 inches?

A. 28 casters: the ACSU-102, ACLMU-125, ACLHU-125, ACMU-125 and ACMM-125 non-leveling casters, and the ACMC-102 and ACMCT-102 medical plastic casters.
Eighteen are non-leveling and ten are medical plastic casters.

Q. Is a 125 mm caster wheel a 5 inch wheel?

A. Not quite: 125 mm is 4.92 inches, so the ACLMU-125, ACLHU-125, ACMU-125 and ACMM-125 are listed under 4 to 5 inches. The 127 mm wheels (5.00 in) are in the over 5 inch band.
If you are replacing a 5 inch caster, measure the old wheel across the tread and check both bands.

Q. Is a 102 mm caster wheel a 4 inch wheel?

A. Very close: 102 mm is 4.02 inches, which is why the ACSU-102, ACMC-102 and ACMCT-102 are in this band. The 100 mm wheels (3.94 in) are in the 3 to 4 inch band.
Check the listed height on the product page drawing too, since it depends on the frame as well as the wheel.

Q. Are there leveling casters with wheels from 4 to 5 inches?

A. No. The largest leveling caster wheel in the Carrymaster range is the 3.62 inch wheel on the AC-1800F, in the 3 to 4 inch band.
See all leveling casters.

Q. Which 125 mm caster should I choose?

A. Start with the rating per caster: ACLMU-125 418.88 lbs, ACLHU-125 595.25 lbs, ACMU-125 1,102.31 lbs and ACMM-125 1,653.47 lbs.
Then the wheel: transparent polyurethane on the ACLMU, polyurethane on a PC core on the ACLHU, polyurethane on an aluminum core on the ACMU, and MC nylon on the ACMM. Only the ACMU-125 has no braked version.

Q. Which medical casters have wheels from 4 to 5 inches?

A. Ten: the ACMC-102 (264.55 lbs, single TPR wheel) in swivel flange, stem and round stem, each with and without a brake; and the ACMCT-102 (176.37 lbs, twin PA + PU wheels) in swivel flange and stem, each with and without a brake.
See all medical plastic casters.

Q. Which casters with wheels from 4 to 5 inches have a brake?

A. Eleven: three ACSU-102 versions (SFB, SSB, SGRB), the ACLMU-125SFB, ACLHU-125SFB and ACMM-125SFB, three ACMC-102 versions (SFB, SSB, SRSB) and two ACMCT-102 versions (SFB, SSB).
The ACSU, ACLMU and ACLHU product pages say the brake locks the top plate and the wheel at the same time; the ACMM banner shows a ring-pull pin at the side of the wheel.

Q. Which casters in this band have a round stem?

A. Two: the ACMC-102SRS and ACMC-102SRSB medical casters.
The ACSU-102 comes with a threaded or grip ring stem, and the ACMCT-102 and the other ACMC-102 stem models with a standard stem. Check the stem on the product page drawing against the socket in your equipment.

Q. Are there rigid casters with wheels from 4 to 5 inches?

A. Five: the ACSU-102RF, ACLMU-125RF, ACLHU-125RF, ACMU-125RF and ACMM-125RF, each rated the same as the swivel model of the same series.
For how many rigid and swivel casters to use, read our guide to swivel vs rigid casters.

Q. Can I buy a replacement wheel for a caster in this band?

A. The replacement wheels sold separately in Wheels and Parts fit the leveling casters and the ACTM-400, so none is listed for the casters in this band.
Call us at (973) 777-4922 with the model number before you order.