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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 incorporates two ball races within the swivel bearing assembly, ensuring smooth rotation and reliable directional control. The wheel features a 125 mm diameter and is mounted on a polyamide body with a roller bearing for optimal performance and longevity. The tread is manufactured from elastic, non-marking, vulcanised material, making it suitable for environments where floor protection is essential, including clean-room facilities and food service areas. With an overall height of 155 mm, this castor provides a compact yet functional profile for integration into various equipment designs. The load capacity specifications indicate a static load rating of 300 kg, whilst the dynamic load capacity reaches 150 kg at speeds up to 4 km/h, making it well-suited for applications ranging from automotive original equipment manufacturing and catering carts to container construction, electronic systems, fire-fighting technology, machine construction, post-logistic systems, production and platform trolleys, roll cages, tool cabinets, transport equipment, waste disposal equipment, and work benches. This versatile castor delivers reliable performance across diverse industrial and commercial sectors.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
3477UFJ125P30-13 T/G-small
EAN
4031582381481
S4 Material Number
990064864
Core attributes
Type
Swivel castor with total lock
Overall width
75 mm
Load capacity at 4 km/h
150 kg
Load capacity Static
300 kg
Overall Height
155 mm
Temperature range (Maximum)
80 °C
Temperature range (Minimum)
-20 °C
Overall weight
1.19 kg
Product Name
Alpha
Standard
EN12532 - Transport Equipment
Electric Conductive
Stainless
Fitting
Fitting type
Bolt hole
Bolt hole diameter
13 mm
Housing
Housing Color
Blue passivated
Fork shape
Broad
Housing Material
Steel sheet, heavy
Swivel Bearing
Two ball races
Swivel interference
246 mm
Offset
40 mm
Swivel radius
123 mm
Wheel
Hardness of tread (A)
63 Shore A
Body material
Polyamide
Tread Material Mix
Elastic tire, non-marking, vulcanized
Tread width
40 mm
Diameter
125 mm
Body width
40 mm
Threadguards
With threadguard
Axle
Screwed with nut
Bearing
Roller bearing
Wheel Color
Silver grey (RAL7001)
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.
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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