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The Alpha swivel caster features a bolt hole fitting for secure mounting applications. The housing is constructed from heavy steel sheet material and incorporates a two ball races swivel bearing system for smooth directional movement. The wheel assembly consists of a polypropylene body with solid rubber, non-marking tread material and is equipped with a roller bearing for enhanced performance, measuring 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 automotive OEM, catering carts and meal delivery systems, container construction, electronic systems and clean-room technology, fire fighting technology and fire protection, machine construction, post logistic systems, production and platform trolleys, roll cages, tool cabinets, transport equipment, waste disposal equipment, and work benches.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
3470PIR125P30-13
EAN
4031582303858
Core attributes
Type
Swivel castor
Overall width
2.95 in
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
2.32 lb
Product name
Alpha
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Bolt hole
Bolt hole diameter
0.51 in
Housing
Color
Blue passivated
Fork shape
Broad
Material
Steel sheet, heavy
Swivel bearing
Two ball races
Swivel interference
8.07 in
Offset
1.57 in
Swivel radius
4.04 in
Wheel
Hardness of tread (A)
80 Shore A
Body material
Polypropylene
Tread material
Solid rubber, non-marking
Tread width
1.46 in
Diameter
4.92 in
Body width
1.46 in
Threadguards
Without threadguard
Axle
Screwed with nut
Bearing
Roller bearing
Wheel color
Graphite black (RAL9011)
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
Non-marking movement
Wheels with reduced abrasion and minimal cleaning requirements
Easy steering
Swivel head with double ball bearings
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Crossselling

Variants
Swivel castor with total lock 4.92 in
Swivel castor with total lock 4.92 in
Alpha
3477PIR125P30-13

The Alpha swivel caster with total lock features a bolt hole fitting for secure mounting applications. The housing is constructed from heavy steel sheet material and incorporates two ball races for the swivel bearing mechanism, ensuring smooth directional changes and reliable locking functionality. The wheel assembly consists of a polypropylene body with solid rubber, non-marking tread material that provides excellent floor protection and quiet operation, while the roller bearing system delivers smooth rolling performance and extended service life. With a wheel diameter of 4.92 inches, the caster has an overall height of 6.1 inches for optimal clearance and maneuverability. The unit offers 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 demanding applications including automotive OEM, catering carts and meal delivery systems, container construction, electronic systems and clean-room technology, fire fighting technology, machine construction, post logistic systems, production and platform trolleys, roll cages, tool cabinets, transport equipment, waste disposal equipment, and work benches.

4.92 mm
Light Duty
6.1 mm
4.92 mm
Light Duty
6.1 mm