4" x 1-1/4" Poly-Pro Threaded Stem Swivel Caster, Exp. Adapter, Brake - 350 lbs. Cap.
4" x 1-1/4" Poly-Pro Threaded Stem Swivel Caster, Exp. Adapter, Brake - 350 lbs. Cap.
Product Overview
The Poly-Pro wheel is one of our caster staples, providing plenty of durability with a firm tread. The polyurethane tread protects surfaces, and the annular bearings roll very smoothly. These wheels work best for indoor applications; for outdoor use, please take a look at our Polymadic wheel casters with UV-resistant materials.
Tread: Polyurethane, Non-Marking, Mechanically Locked To Core This replacement caster component is listed with wheel diameter 4", tread width 1-1/4", load capacity 350 Lbs., tread type Polyurethane, Non-Marking, Mechanically Locked To Core, and bearing type Precision Ball Bearing With Guards.
Key Features
- Load Capacity: 350 Lbs.
- Wheel Diameter: 4"
- Tread Width: 1-1/4"
- Tread: Polyurethane, Non-Marking, Mechanically Locked To Core
- Bearing: Precision Ball Bearing With Guards
- Lock Or Brake: Top Lock
Ideal For
Choose this product if you need:
- A replacement caster component matching the listed mounting and hardware dimensions
- Loads within the listed 350 Lbs rating
- Equipment using the listed - 3/4" Tube Inner Diameter (0.720" - 0.851") - 7/8" Tube Inner Diameter (0.852" - 0.927") - 1" Tube Inner Diameter (0.928" - 1.029") - 1-1/8" Tube Inner Diameter (1.030" - 1.140") - 1-3/8" Tube Inner Diameter (1.360" - 1.425") - 1-1/2" Tube Inner Diameter (1.426" - 1.589") - 1-7/8" Tube Inner Diameter (1.790" - 1.850") stem or adapter
- Applications needing the listed Polyurethane, Non-Marking, Mechanically Locked To Core wheel or tread
Not Ideal For
Not ideal when a complete caster with wheel is required, the load exceeds 350 Lbs, the equipment requires a wheel other than 4" diameter by 1-1/4" tread width, or the mounting does not match the listed - 3/4" Tube Inner Diameter (0.720" - 0.851") - 7/8" Tube Inner Diameter (0.852" - 0.927") - 1" Tube Inner Diameter (0.928" - 1.029") - 1-1/8" Tube Inner Diameter (1.030" - 1.140") - 1-3/8" Tube Inner Diameter (1.360" - 1.425") - 1-1/2" Tube Inner Diameter (1.426" - 1.589") - 1-7/8" Tube Inner Diameter (1.790" - 1.850") stem or adapter.
Product Details
Review the product details below to confirm the wheel diameter, tread width, load capacity, wheel or tread material, bearing, adapter size, and overall height match the replacement component required for your equipment.
Shared Product Details
| Brand | Durable Superior Casters |
| Load Capacity | 350 Lbs. |
| Wheel Diameter | 4" |
| Tread Width | 1-1/4" |
| Tread Type | Polyurethane, Non-Marking, Mechanically Locked To Core |
| Core Type | Polyolefin Core |
| Bearing Type | Precision Ball Bearing With Guards |
| Wheel Color | Black on Gray |
| Overall Height | 5" |
| Swivel Radius | 3-7/16" |
| Adapter Size | - 3/4" Tube Inner Diameter (0.720" - 0.851") - 7/8" Tube Inner Diameter (0.852" - 0.927") - 1" Tube Inner Diameter (0.928" - 1.029") - 1-1/8" Tube Inner Diameter (1.030" - 1.140") - 1-3/8" Tube Inner Diameter (1.360" - 1.425") - 1-1/2" Tube Inner Diameter (1.426" - 1.589") - 1-7/8" Tube Inner Diameter (1.790" - 1.850") |
| Lock Type | Top Lock |
| Durometer | Shore D 60 (+/-5) |
| Temperature Range | -20°F to 180°F |
| Model / MPN | 21PP40GA4477TY |
Frequently Asked Questions
What is this product used for?
Use it when you need a replacement caster component matching the listed mounting and hardware dimensions.
What should I check before ordering?
Confirm the wheel diameter, tread width, load capacity, mounting dimensions, bearing or bore, and brake or lock style shown in Product Details against the equipment being fitted.
What brake or lock is included?
The source lists the lock or brake configuration as Top Lock.