Wheel
Diameter
(In.) |
Tread
Width
(In.) |
Wheel
Material |
Wheel
Bearing |
Axle Size (In.) |
Load
Rating
(Lbs.) |
Swivel
Caster
No. |
EDP
No. |
Rigid
Caster
No. |
EDP
No. |
| 2 1/2 |
1 1/8 |
Soft Rubber |
Plain |
5/16 |
100 |
421-2 1/2 |
25424 |
7721-2 1/2 |
25110 |
| 2 1/2 |
1 1/8 |
Hard Rubber |
Plain |
5/16 |
200 |
427-2 1/2 |
25447 |
7727-2 1/2 |
25111 |
| 2 1/2 |
1 1/8 |
Polypropylene |
Plain |
5/16 |
220 |
460-2 1/2 |
25436 |
7760-2 1/2 |
25112 |
|
| 3 |
1 1/4 |
Soft Rubber |
Plain |
3/8 |
175 |
421-3 |
25478 |
7721-3 |
25113 |
| 3 |
1 1/4 |
Hard Rubber |
Plain |
3/8 |
270 |
4273 |
25451 |
7727-3 |
25114 |
| 3 |
1 1/4 |
K-Wheel |
Plain |
3/8 |
270 |
442-3 |
25461 |
7742-3 |
25115 |
| 3 |
1 1/4 |
Polypropylene |
Plain |
3/8 |
270 |
460-3 |
25418 |
7760-3 |
25116 |
|
| 3 1/2 |
1 5/16 |
Soft Rubber |
Plain |
3/8 |
200 |
421-3 1/2 |
25408 |
7721-3 1/2 |
25118 |
| 3 1/2 |
1 5/16 |
Soft Rubber |
Plain |
3/8 |
200 |
A421-3 1/2 |
25419 |
A4721-3 1/2 |
27205 |
| 3 1/2 |
1 5/16 |
Hard Rubber |
Plain |
3/8 |
275 |
427-3 1/2 |
25510 |
7727-3 1/2 |
25119 |
| 3 1/2 |
1 5/16 |
Hard Rubber |
Plain |
3/8 |
275 |
A427-3 1/2 |
25511 |
A4727-3 1/2 |
27208 |
| 3 1/2 |
1 5/16 |
Hard Rubber |
Plain |
3/8 |
275 |
D427-3 1/2 |
25531 |
D4727-3 1/2 |
27235 |
| 3 1/2 |
1 5/16 |
Polyprolylene |
Plain |
3/8 |
275 |
460S-3 1/2 |
25940 |
7760S-3 1/2 |
27271 |
| 3 1/2 |
1 3/8 |
Dyna-Tred TPR |
Delrin |
3/8 |
180 |
490-3 1/2 |
25655 |
7790-3 1/2 |
27274 |
| 3 1/2 |
1 3/8 |
Dyna-Tred TPR |
Sealed Ball |
3/8 |
180 |
492-3 1/2 |
25661 |
7792-3 1/2 |
27268 |
| 3 1/2 |
1 3/8 |
Dyna-Tred PU |
Delrin |
3/8 |
225 |
496-3 1/2 |
25658 |
7796-3 1/2 |
27277 |
| 3 1/2 |
1 3/8 |
Dyna-Tred PU |
Sealed Ball |
3/8 |
225 |
497-3 1/2 |
25664 |
7797-3 1/2 |
27271 |
|
| 4 |
1 1/4 |
Soft Rubber |
Plain |
3/8 |
200 |
421-4 |
25413 |
7721-4 |
27280 |
| 4 |
1 1/4 |
Soft Rubber |
Plain |
3/8 |
200 |
A421-4 |
25532 |
A4721-4 |
27213 |
| 4 |
1 1/4 |
Hard Rubber |
Plain |
3/8 |
275 |
427-4 |
25460 |
7727-4 |
25099 |
| 4 |
1 1/4 |
Hard Rubber |
Plain |
3/8 |
275 |
A427-4 |
25514 |
A4727-4 |
27307 |
| 4 |
1 1/4 |
K-Wheel |
Plain |
3/8 |
275 |
442-4 |
25362 |
7742-4 |
25102 |
| 4 |
1 1/4 |
Polyprolylene |
Plain |
3/8 |
275 |
460S-4 |
25475 |
7760S-4 |
25105 |
| 4 |
1 3/8 |
Dyna-Tred TPR |
Delrin |
3/8 |
180 |
490-4 |
25656 |
7790-4 |
27275 |
| 4 |
1 3/8 |
Dyna-Tred TPR |
Sealed Ball |
3/8 |
180 |
492-4 |
2566 |
7792-4 |
27269 |
| 4 |
1 3/8 |
Dyna-Tred PU |
Delrin |
3/8 |
225 |
496-4 |
25659 |
7796-4 |
27278 |
| 4 |
1 3/8 |
Dyna-Tred PU |
Sealed Ball |
3/8 |
225 |
497-4 |
25665 |
7797-4 |
27272 |
| 4 |
1 1/2 |
Phenolic* |
Plain |
3/8 |
275 |
A430-4 |
25399 |
A4731-4 |
27220 |
| 4 |
1 1/2 |
Polypropylene |
Plain |
3/8 |
275 |
A460S-4 |
25462 |
A4760S-4 |
27209 |
|
| 5 |
1 1/4 |
Soft Rubber |
Plain |
3/8 |
200 |
421-5 |
25553 |
7721-5 |
25281 |
| 5 |
1 1/4 |
Soft Rubber |
Plain |
3/8 |
240 |
A421-5 |
25530 |
A4721-5 |
27310 |
| 5 |
1 1/4 |
Hard Rubber |
Plain |
3/8 |
290 |
427-5 |
25467 |
7727-5 |
25109 |
| 5 |
1 1/4 |
Hard Rubber |
Plain |
3/8 |
290 |
A427-5 |
25506 |
A4727-5 |
27313 |
| 5 |
1 1/4 |
K-Wheel |
Plain |
3/8 |
300 |
442-5 |
25364 |
7742-5 |
27299 |
| 5 |
1 1/4 |
Polyprolylene |
Plain |
3/8 |
290 |
460S-5 |
25519 |
7760S-5 |
27293 |
| 5 |
1 3/8 |
Dyna-Tred TPR |
Delrin |
3/8 |
225 |
490-5 |
25657 |
7790-5 |
27276 |
| 5 |
1 3/8 |
Dyna-Tred TPR |
Sealed Ball |
3/8 |
225 |
492-5 |
25663 |
7792-5 |
27270 |
| 5 |
1 3/8 |
Dyna-Tred PU |
Delrin |
3/8 |
275 |
496-5 |
25660 |
7796-5 |
27279 |
| 5 |
1 3/8 |
Dyna-Tred PU |
Sealed Ball |
3/8 |
275 |
497-5 |
25666 |
7797-5 |
27273 |
|
| 6 |
1 3/8 |
Dyna-Tred TPR |
Delrin |
3/8 |
250 |
490-6 |
25743 |
4790-6 |
27257 |
| 6 |
1 3/8 |
Dyna-Tred TPR |
Sealed Ball |
3/8 |
250 |
492-6 |
25938 |
4792-6 |
27251 |
| 6 |
1 3/8 |
Dyna-Tred PU |
Delrin |
3/8 |
300 |
496-6 |
25979 |
4796-6 |
27240 |
| 6 |
1 3/8 |
Dyna-Tred PU |
Sealed Ball |
3/8 |
300 |
497-6 |
25706 |
4797-6 |
27241 |

| Wheel Diameter (A) |
2 1/2" |
3" |
3 1/2" |
4" |
5" |
| Overall Height (B) |
3 5/16" |
3 13/16" |
4 3/4" |
5" |
6 1/8" |
| Swivel Radius (C) |
2 3/8" |
2 3/4" |
3 3/16" |
3 7/16" |
3 15/16" |
Mounting Bolt Dia. - 5/6"
Axle Size - 3/8"
1. Rollock Brake (Add RB Suffix - Ex: 496-4RB) 3 1/2", 4",
5" Swivel Casters only
2. Thread Guards (Add TG Suffix - Ex: 421-4TG)
3. Side Brake (Add SB Suffix - EX:492-4SB)
NOTE: Bolt and Nut Axle assembly standard on this product line
Options
Side Brake |
Rollock Brake |
Thread Guard |
 |
 |
 |
|