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The Alpha fixed caster features a rectangular plate fitting mounted to a heavy steel sheet housing. The wheel incorporates a polyamide body with roller bearing technology and polyurethane injected tread material, measuring 3.94 inches in diameter. The complete assembly has an overall height of 5.04 inches. Load specifications include a static capacity of 661.39 pounds and a dynamic capacity of 330.69 pounds at speeds up to 2.49 miles per hour. This caster is designed for demanding industrial applications including 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
3478UAR100P62
EAN
4031582306835
S4 Material Number
990029597
Core attributes
Type
Fixed caster
Overall width
3.35 in
Load capacity at 4 km/h
330.69 lb
Load capacity Static
661.39 lb
Overall height
5.04 in
Temperature range (Maximum)
176 °F
Temperature range (Minimum)
-13 °F
Overall weight
0.96 lb
Product name
Alpha
Standard
EN12532 - Transport Equipment
Electric conductive
Stainless
Fitting
Fitting type
Rectangular plate
Plate hole diameter
0.35 in
Plate hole length (Maximum)
2.36 in
Plate hole length (Minimum)
3.03 in
Plate hole width (Maximum)
3.15 in
Plate hole width (Minimum)
3.03 in
Plate length
4.06 in
Plate width
3.35 in
Housing
Color
Blue passivated
Fork shape
Broad
Material
Steel sheet, heavy
Swivel bearing
Two ball races
Wheel
Hardness of tread (A)
92 Shore A
Hardness of tread (D)
42 Shore D
Body material
Polyamide
Tread material
Polyurethane, injected
Tread width
1.26 in
Diameter
3.94 in
Body width
1.26 in
Threadguards
Without threadguard
Axle
Screwed with nut
Bearing
Roller bearing
Wheel color
Silver gray (RAL7001)
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
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
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Accessories

Wheel 3.94 in
Maxtech
UAR 100x32-Ø12 HL44,4

The Maxtech wheel is designed for caster applications, featuring a 3.94 inch diameter with a 1.26 inch wide polyurethane injected tread and polyamide body construction. The wheel incorporates a roller bearing system with a 1.75 inch hub length and 0.47 inch axle hole diameter. Load capacity specifications include a static rating of 661.39 lb and a dynamic rating of 330.69 lb at speeds up to 2.49 mph, making it suitable for demanding industrial material handling applications.

3.94 in
331 lb
3.94 in
331 lb
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Matching Products

Swivel caster 3.94 in
Alpha
3470UAR100P62

The Alpha swivel caster features a rectangular plate 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 polyamide body with injected polyurethane tread material, mounted on a roller bearing for optimal performance, with a diameter of 3.94 inches. The caster has an overall height of 5.04 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. This caster is 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.

3.94 in
5.04 in
331 lb
3.94 in
5.04 in
331 lb
Swivel caster with total lock 3.94 in
Alpha
3477UAR100P62

The Alpha swivel caster with total lock features a rectangular plate 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 and reliable locking functionality. The wheel assembly consists of a polyamide body with injected polyurethane tread material, providing excellent floor protection and quiet operation, while the integrated roller bearing ensures long-lasting performance and reduced rolling resistance. With a wheel diameter of 3.94 inches and an overall height of 5.04 inches, this caster offers compact yet robust construction. The unit provides 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 it suitable for demanding applications including automotive OEM, catering carts, container construction, electronic systems, machine construction, transport equipment, and various industrial trolley systems.

3.94 in
5.04 in
331 lb
3.94 in
5.04 in
331 lb
Skip product gallery

Matching Products

Swivel caster 3.94 in
Alpha
3470UAR100P62

The Alpha swivel caster features a rectangular plate 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 polyamide body with injected polyurethane tread material, mounted on a roller bearing for optimal performance, with a diameter of 3.94 inches. The caster has an overall height of 5.04 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. This caster is 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.

3.94 in
5.04 in
331 lb
3.94 in
5.04 in
331 lb
Swivel caster with total lock 3.94 in
Alpha
3477UAR100P62

The Alpha swivel caster with total lock features a rectangular plate 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 and reliable locking functionality. The wheel assembly consists of a polyamide body with injected polyurethane tread material, providing excellent floor protection and quiet operation, while the integrated roller bearing ensures long-lasting performance and reduced rolling resistance. With a wheel diameter of 3.94 inches and an overall height of 5.04 inches, this caster offers compact yet robust construction. The unit provides 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 it suitable for demanding applications including automotive OEM, catering carts, container construction, electronic systems, machine construction, transport equipment, and various industrial trolley systems.

3.94 in
5.04 in
331 lb
3.94 in
5.04 in
331 lb