Skip to main content Skip to search Skip to main navigation
The Alpha swivel caster features a rectangular plate fitting for secure mounting applications. The housing is constructed from heavy steel sheet and incorporates a precision two ball race swivel bearing system for smooth directional movement. The wheel assembly consists of a polypropylene body with solid rubber non-marking tread, mounted on roller bearings for enhanced durability and reduced rolling resistance. The wheel diameter measures 4.92 inches, providing optimal load distribution and maneuverability. Overall height dimensions are 6.34 inches from mounting surface to top of housing. Load specifications include a dynamic capacity of 220.46 lb at speeds up to 2.49 mph and a static load rating of 440.92 lb, making this caster suitable for medium-duty industrial and commercial applications requiring reliable mobility solutions.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
3470PIJ125P63 TFR
EAN
4031582390896
Core attributes
Type
Swivel castor
Load capacity at 4 km/h
220.46 lb
Load capacity Static
440.92 lb
Overall height
6.34 in
Temperature range (Maximum)
140 °F
Temperature range (Minimum)
-4 °F
Overall weight
3.51 lb
Product name
Alpha
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Rectangular plate
Plate hole diameter
0.43 in
Plate hole length (Maximum)
4.13 in
Plate hole width (Maximum)
3.15 in
Plate hole width (Minimum)
2.95 in
Plate length
5.39 in
Plate width
4.13 in
Housing
Fork shape
Broad
Material
Steel sheet, heavy
Swivel bearing
Two ball races
Swivel interference
9.25 in
Offset
2.17 in
Swivel radius
4.63 in
Wheel
Hardness of tread (A)
85 Shore A
Body material
Polypropylene
Tread material
Solid rubber, non-marking
Tread width
1.46 in
Diameter
4.92 in
Threadguards
With threadguard
Axle
Screwed with nut
Bearing
Roller bearing
special-features-image
Special Features
detail.specialFeatures.subtitle
Non-hazardous materials
Complies with RoHS and REACH regulations. Does not contain polycyclic aromatic hydrocarbons or chromium (VI)
Tested quality
Tested in our own laboratory for compliance with European standards
Solid housing
Made of pressed steel, zinc plated
Variable fitting options
Different fitting dimensions for a wide range of applications
Resource-conserving part replacement
Threaded axles allow effortless wheel change
Uninterrupted use
Swivel bearing with dust ring for continuous, uninterrupted movement
Low-maintenance wheels
Thread guards for unobstructed operation with minimal cleaning effort
Non-marking movement
Wheels with reduced abrasion and minimal cleaning requirements
Easy steering
Swivel head with double ball bearings
Skip product gallery

Crossselling

Variants
Fixed castor 4.92 in
Fixed castor 4.92 in
Alpha
3478PIJ125P63 TFR

The Alpha Fixed Caster features a rectangular plate fitting for secure mounting applications. The housing is constructed from heavy steel sheet material, providing robust structural integrity for demanding industrial environments. The wheel assembly incorporates a polypropylene body with solid rubber, non-marking tread material, ensuring floor protection while maintaining excellent grip characteristics. The wheel is equipped with precision roller bearings for smooth operation and extended service life, with a diameter of 4.92 inches. Overall height dimensions measure 6.34 inches from mounting surface to top. Load specifications include a dynamic capacity of 220.46 pounds at speeds up to 2.49 miles per hour, with a static load rating of 440.92 pounds for stationary applications.

4.92 mm
Light Duty
6.34 mm
4.92 mm
Light Duty
6.34 mm