Skip to main content Skip to search Skip to main navigation
The Alpha smart is a swivel caster with total lock functionality, designed for industrial applications requiring secure positioning and mobility. The unit features a rectangular plate fitting for straightforward mounting to equipment bases. The housing is constructed from heavy steel sheet material and incorporates a dual ball race swivel bearing system, ensuring smooth rotation and enhanced durability under demanding conditions. The wheel assembly consists of a polypropylene body with thermoplastic rubber tread material, providing excellent floor protection and quiet operation, while the integrated roller bearing ensures efficient rolling performance. The wheel measures 4.92 inches in diameter, and the caster has an overall height of 6.1 inches. Load specifications include a dynamic capacity of 220.46 lb at speeds up to 2.49 mph and a static load capacity of 440.92 lb, making it suitable for medium to heavy-duty mobile equipment applications.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
3377PJR125P62
EAN
4031582360615
Core attributes
Type
Swivel castor with total lock
Load capacity at 4 km/h
220.46 lb
Load capacity Static
440.92 lb
Overall height
6.1 in
Temperature range (Maximum)
140 °F
Temperature range (Minimum)
-4 °F
Overall weight
2.26 lb
Product name
Alpha smart
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Rectangular plate
Plate hole diameter
0.35 in
Plate hole length (Maximum)
3.15 in
Plate hole length (Minimum)
3.03 in
Plate hole width (Maximum)
2.36 in
Plate length
4.13 in
Plate width
3.35 in
Housing
Color
Blue passivated
Fork shape
Slim
Material
Steel sheet, heavy
Swivel bearing
Two ball races
Swivel interference
9.17 in
Offset
1.57 in
Swivel radius
4.59 in
Wheel
Hardness of tread (A)
87 Shore A
Body material
Polypropylene
Tread material
Thermoplastic rubber
Tread width
1.26 in
Diameter
4.92 in
Threadguards
Without threadguard
Axle
Screwed with nut
Bearing
Roller bearing
special-features-image
Special Features
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
Prevents unintended movement
Wheel lock for manual operation
Secured stand
Total lock for simultaneously locking the wheel and swivel housing
Non-marking movement
Wheels with reduced abrasion and minimal cleaning requirements
Easy steering
Swivel head with double ball bearings
Skip product gallery

Matching Products

Variants
Swivel castor 4.92 in
Swivel castor 4.92 in
Alpha smart
3370PJR125P62

The Alpha smart 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 thermoplastic rubber tread material, providing excellent floor protection and quiet operation. The wheel is equipped with roller bearings and measures 4.92 inches in diameter. The caster has an overall height of 6.1 inches. Load specifications include a dynamic load capacity of 220.46 lb at speeds up to 2.49 mph and a static load capacity of 440.92 lb, making it suitable for medium-duty industrial and commercial applications requiring reliable mobility and load-bearing performance.

4.92 in
6.1 in
220 lb
4.92 in
6.1 in
220 lb
Skip product gallery

Matching Products

Variants
Swivel castor 4.92 in
Swivel castor 4.92 in
Alpha smart
3370PJR125P62

The Alpha smart 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 thermoplastic rubber tread material, providing excellent floor protection and quiet operation. The wheel is equipped with roller bearings and measures 4.92 inches in diameter. The caster has an overall height of 6.1 inches. Load specifications include a dynamic load capacity of 220.46 lb at speeds up to 2.49 mph and a static load capacity of 440.92 lb, making it suitable for medium-duty industrial and commercial applications requiring reliable mobility and load-bearing performance.

4.92 in
6.1 in
220 lb
4.92 in
6.1 in
220 lb