NRH 9209-125C Heavy Duty Rigid Caster-PVC Blue Zinc 130kg | Straight – Line Industrial Caster

NRH 9209-125C Heavy Duty Rigid Caster - PVC Wheel, Blue Zinc Plated, 130kg Load, Straight‑Line Precision

For automated production lines, warehouse racks, and any application where a cart must track perfectly straight, a rigid caster is the answer. NRH 9209-125C is a 130kg‑capacity rigid caster engineered specifically for straight‑line movement without deviation. The wheel is molded from high‑grade PVC - wear‑resistant, oil‑proof, non‑marking, and quieter than steel. The bracket is blue zinc plated, offering excellent corrosion resistance (72h salt spray) even in humid or mildly corrosive environments. With a net weight of only 649g, it's lightweight yet capable of handling heavy loads. The fixed bracket has no swivel mechanism, locking the wheel to a single axis. This guarantees zero veering over long distances, making it the perfect partner for swivel casters in a 2+2 configuration (two swivel at the front + two rigid at the rear). NRH branding and decades of experience (since 1996) assure quality and traceability.

All NRH casters are manufactured under ISO 9001. REACH, RoHS, SVHC compliance available upon request. OEM/ODM modifications (wheel compounds, colors, plate sizes) are welcome. 2D/3D CAD files supplied free.

Key mounting dimensions (see drawing): 94×74mm bolt pattern, 125mm wheel diameter, 158mm overall height. Standard 4‑bolt fixing.

Why PVC + Blue Zinc is the “Straight‑Line Workhorse”

Rigid casters need two things: zero steering and long‑term reliability. PVC delivers low rolling resistance, good chemical resistance, and floor‑friendly non‑marking properties. It outperforms rubber in oily environments and absorbs minor shocks better than hard nylon. Blue zinc plating provides a durable, uniform coating that resists rust far longer than standard zinc or painted finishes. With no swivel bearing to maintain, the 9209-125C is virtually maintenance‑free.

Applications - When Straightness Matters

• Automated warehouse shuttle carts - tracks straight without drifting
• Assembly line material supply carts - rear rigid + front swivel for precise maneuvering
• Heavy aircraft maintenance platforms - rigid casters keep platform aligned with rails
• Cold chain logistics trolleys - PVC remains flexible at low temperatures, blue zinc resists condensation
• Automotive parts transfer racks - follows production line guide tracks
• Solar panel cleaning robot bases - repetitive straight‑line motion with high repeatability
• Museum large exhibit moving bases - straight movement prevents collision with adjacent displays

How It Works - Fixed Bracket, No Swivel

The top plate mounts to equipment. Unlike swivel casters, there is no ball‑bearing turntable - the wheel axle is rigidly fixed in line with the mounting plate. This forces the equipment to move only forward or backward along that axis. For a cart, two rigid casters at the rear combined with two swivel casters at the front gives both manoeuvrability and straight‑line stability. Recommended total load: calculate based on three casters (to account for uneven floors) - safe working load 390kg (3 × 130kg).

Key Advantages

• 130kg per caster - strong enough for heavy industrial loads
• PVC wheel - wear‑resistant, oil‑proof, non‑marking, quiet
• Blue zinc bracket - corrosion‑resistant, 72h salt spray tested
• Rigid design - zero side drift, high lateral impact resistance
• No swivel bearing - fewer failure points, lower maintenance
• Standard mounting pattern - 94×74mm fits common equipment bases
• Fully customizable - wheel hardness, color, plate options

Technical Specifications

• Brand: NRH Box Hardware
• Model: 9209-125C (Rigid Caster)
• Wheel Material: PVC (Polyvinyl Chloride)
• Bracket Finish: Blue Zinc Plating
• Net Weight: 649g
• Load Capacity: 130kg per caster
• Brake: No
• Swivel Type: Rigid (fixed direction)
• Key Dimensions: Mounting plate 94×74mm, wheel diameter 125mm, overall height 158mm - see drawing for hole size and position
• Compliance: ISO 9001, REACH, RoHS, SVHC (available upon request)
• Note: Reference data only. Manufacturer since 1996. OEM/ODM ready. 2D/3D CAD on request.

Why Trust NRH

With over 25 years of industrial caster manufacturing, NRH tests each design for real‑world durability. The 9209-125C rigid caster combines low‑friction PVC, corrosion‑resistant blue zinc, and a simple, rugged bracket - delivering straight‑line reliability for demanding production and logistics environments.