Skip to main content Skip to search Skip to main navigation
Welcome to our newly redesigned website!
The Alpha is a swivel castor with total lock, designed for demanding industrial applications and equipped with a bolt hole fitting for secure installation. The housing is constructed from heavy steel sheet and features two ball races for smooth swivel operation, ensuring reliable performance in high-frequency use environments. The wheel comprises a 125 mm diameter design with a polyamide body and is fitted with a roller bearing for enhanced durability and smooth rotation. The tread is manufactured from elastic, non-marking, vulcanised material, making it suitable for sensitive floor surfaces and clean-room environments where marking prevention is critical. The castor achieves an overall height of 155 mm, providing a compact profile suitable for integration into various equipment designs. Load capacity specifications indicate a static load rating of 320 kg, whilst the dynamic load capacity reaches 160 kg at a maximum speed of 4 km/h, making this castor ideal for applications including automotive original equipment manufacturing, catering carts and meal delivery systems, container construction, electronic systems and clean-room technology, fire fighting and fire protection equipment, machine construction, post logistic systems, production and platform trolleys, roll cages, tool cabinets, transport equipment, waste disposal equipment, and work benches. This comprehensive specification ensures the Alpha castor delivers reliable performance across diverse industrial and commercial sectors.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
3477UFJ125P30 TG small
EAN
4031582381481
Core attributes
Housing type
Swivel castor with total lock
Load capacity at 4 km/h
160 kg
Load capacity Static
320 kg
Overall height
155 mm
Temperature range (Maximum)
80 °C
Temperature range (Minimum)
-20 °C
Overall weight
1.26 kg
Product name
Alpha
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Bolt hole
Bolt hole diameter
13 mm
Housing
Colour
Blue passivated
Fork shape
Broad
Material
Steel sheet, heavy
Swivel bearing
Two ball races
Swivel interference
242 mm
Offset
40 mm
Swivel radius
121 mm
Wheel
Hardness of tread (A)
64 Shore A
Body material
Polyamide
Tread material
Elastic tire, non-marking, vulcanized
Tread width
40 mm
Diameter
125 mm
Threadguards
With 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 carbons 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.
Variable fitting options
Different fitting dimensions for a large 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 little cleaning requirement.
Quiet rolling
Soft wheel versions for a quiet working environment.
Easy steering
Double ball bearing swivel head.
Low-vibration transport
Extra soft wheels with good shock absorbing properties.
Skip product gallery

Matching Products

Variants
Swivel castor 125 mm
Swivel castor 125 mm
Alpha
3470UFJ125P30-13 T/G-small

The Alpha swivel castor features a bolt hole fitting for secure mounting applications. The housing is constructed from heavy steel sheet and incorporates two ball races for the swivel bearing mechanism, ensuring smooth directional movement and enhanced durability. The wheel comprises a polyamide body fitted with an elastic tyre that is non-marking and vulcanised, mounted on a roller bearing for optimal performance and longevity. The wheel diameter measures 125 mm, whilst the overall height of the castor is 155 mm. Load specifications include a dynamic capacity of 150 kg at speeds up to 4 km/h and a static load capacity of 300 kg, making this castor suitable for demanding industrial applications including automotive OEM, catering carts, container construction, electronic systems, machine construction, transport equipment, and various trolley applications.

125 mm
155 mm
150 kg
125 mm
155 mm
150 kg