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The Alpha stainless is a swivel caster designed for heavy-duty applications. The unit features a bolt hole fitting for secure mounting to equipment frames. The housing is constructed from heavy-duty stainless steel and incorporates a precision swivel bearing system with two ball races, ensuring smooth rotation and long service life. The wheel assembly consists of a 4.92-inch diameter wheel with a polyamide body and matching polyamide tread material, mounted on a plain bearing for reliable operation. The overall height of the complete caster assembly measures 6.1 inches. Load specifications include a dynamic load capacity of 330.69 lb at speeds up to 2.49 mph and a static load capacity of 661.39 lb, making this caster suitable for demanding industrial and commercial applications requiring corrosion resistance and high load-bearing performance.
Roll performance
Movement noise
Attrition
Corrosion resistance
Article numbers
Article Number
8470UOO125P30-11
EAN
4031582370157
Core attributes
Type
Swivel castor
Load capacity at 4 km/h
330.69 lb
Load capacity Static
661.39 lb
Overall height
6.1 in
Temperature range (Maximum)
176 °F
Temperature range (Minimum)
-40 °F
Overall weight
1.85 lb
Product name
Alpha stainless
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Bolt hole
Bolt hole diameter
0.43 in
Housing
Fork shape
Broad
Material
Stainless steel, heavy
Swivel bearing
Two ball races
Swivel interference
8.07 in
Offset
1.57 in
Swivel radius
4.04 in
Wheel
Hardness of tread (D)
75 Shore D
Body material
Polyamide
Tread material
Identical with wheel body
Tread width
1.57 in
Diameter
4.92 in
Threadguards
Without threadguard
Axle
Screwed with nut
Bearing
Plain 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 wear and tear wheels
Durable wheels with extremely low wear
Easy steering
Swivel head with double ball bearings
Permanent washability
All metal components made of stainless steel
Low maintenance materials
All metal components made of aluminum or stainless steel
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Variants
Swivel castor with total lock 4.92 in
Swivel castor with total lock 4.92 in
Alpha stainless
8477UOO125P30-11

The Alpha stainless is a swivel caster with total lock functionality, designed for demanding industrial applications. The caster features a bolt hole fitting for secure mounting to equipment frames. The housing is constructed from heavy-duty stainless steel and incorporates a precision swivel bearing system with two ball races, ensuring smooth rotation and enhanced durability under continuous use. The wheel assembly consists of a polyamide body with an identical polyamide tread material, providing excellent chemical resistance and low rolling resistance. The wheel operates on a plain bearing system and measures 4.92 inches in diameter. The overall height of the complete caster assembly is 6.1 inches. Load specifications include a dynamic load capacity of 330.69 pounds at speeds up to 2.49 miles per hour, while the static load capacity reaches 661.39 pounds, making this caster suitable for heavy-duty material handling applications requiring reliable mobility and secure locking capabilities.

4.92 mm
Medium Duty
6.1 mm
4.92 mm
Medium Duty
6.1 mm