FP-1B250/140 Industrial Air Spring – A Smart Alternative to Imported Brands

FP-1B250/140 Industrial Air Spring – A Smart Alternative to Imported Brands

Introduction: Save Cost Without Sacrificing Performance

When it comes to industrial equipment maintenance or upgrades, choosing an air spring that offers both high load-bearing performance and vibration isolation—while staying cost-effective—is essential. The rubber air spring FP-1B250/140 developed by airspringo is a powerful alternative to premium international brands like Firestone, Contitech, Phoenix, and others.

Engineered to match and even outperform equivalent models, this unit allows for quick replacement without modification, while delivering reliable performance and long service life.

Product Overview

• Model: FP-1B250/140

• Maximum Load: 1500 kg

• Maximum Outer Diameter: 250 mm

• Natural Diameter: 220 mm

• Minimum Compressed Height: 57 mm

• Maximum Extended Height: 180 mm

• Air Inlet Ports: G1/4 and G3/4

• Compatible Replacements:

  • Firestone W01-M58-6374

  • Contitech FS 200-10

  • Phoenix SP 1B 12

  • Dunlop 9″1/4×1 S09101

  • Festo EB-250-85

  • Norgren PM/31091

Crafted using high-strength rubber and reinforced fabric, the FP-1B250/140 delivers exceptional elasticity, shock absorption, and fatigue resistance—making it a versatile choice for industrial vibration control systems.

Broad Industrial Applications

The FP-1B250/140 is widely used in:

• Press machines and metal stamping systems

• Pneumatic and hydraulic lifting platforms

• Conveyor belts and automated packaging lines

• Robotic end-of-arm tooling (EOAT) vibration dampers

• Heavy-duty machinery bases and isolation tables

With its compact structure and high performance under dynamic loads, this rubber air spring is well suited for both stationary and mobile machinery.

 What types of machinery is the FP-1B250/140 air spring suitable for?

The FP-1B250/140 is ideal for machinery that requires vibration isolation, impact cushioning, and vertical load support. These include:

• Hydraulic and stamping presses

• Vibratory feeders and platforms

• Pneumatic lifters and automation jigs

• Robotic work cells

• Assembly lines in automotive, packaging, and electronics sectors

Its compact size and fatigue resistance make it a reliable choice even in confined spaces or highly dynamic operations.

 Can the FP-1B250/140 directly replace Firestone W01-M58-6374 and Contitech FS 200-10?

Yes. The FP-1B250/140 is designed with dimensional and performance compatibility in mind. It can directly replace:

• Firestone W01-M58-6374

• Contitech FS 200-10

• Phoenix SP 1B 12

• Festo EB-250-85

• Norgren PM/31091

No adjustments to mounting holes or air lines are required. This makes it ideal for aftermarket maintenance, spare part replacement, or OEM substitution.

 What are the technical advantages of the FP-1B250/140?

Key specifications include:

• Load capacity: up to 1500 kg

• Compressed height: 57 mm

• Extended height: 180 mm

• Air inlet threads: G1/4 and G3/4

• Outer diameter: 250 mm

Constructed from oil-resistant, temperature-tolerant rubber with embedded fabric layers, the FP-1B250/140 is built to perform reliably under harsh industrial conditions.

 How does it perform in vibration isolation and shock absorption?

Its multi-convolution bellow design ensures:

• Effective vertical and lateral vibration damping

• Noise reduction and energy absorption

• Protection of sensitive equipment from high-impact cycles

• Greater stability and longevity of machine parts

It excels in operations with repetitive motion and is particularly useful for high-speed industrial presses and dynamic loading systems.

Is the FP-1B250/140 durable enough for high-load, high-frequency use?

Absolutely. It is built from premium elastomer and fabric materials that provide:

• Resistance to oils and environmental degradation

• Operating range from -20°C to +70°C

• Over 2 million cycles of fatigue resistance under normal conditions

This makes it a reliable solution for industries like automotive, electronics, and machinery manufacturing, where uptime and durability are critical.

What makes this model a cost-effective alternative to imported brands?

Compared to OEM brands like Firestone or Contitech, FP-1B250/140 offers:

• Up to 50% cost savings

• Local stock availability with faster delivery

• Support for small orders and sample testing

• Complete technical backup and customization options

It’s the ideal choice for procurement managers looking to lower replacement costs while maintaining high system performance.

Is it easy to install or replace the FP-1B250/140?

Yes. The unit features standard bolt hole patterns and mounting dimensions that match many international brands, allowing:

• Fast drop-in replacement

• Minimal downtime during servicing

• Compatibility with G1/4 and G3/4 air connectors

• Simple handling even in compact spaces

Whether you’re replacing worn-out units or upgrading systems, installation can usually be done without re-engineering.

Do you provide engineering drawings or design files?

Yes. For system designers and OEM integrators, we provide:

• 2D dimension drawings (PDF, DWG)

• 3D CAD files (STEP, IGES)

• Load vs. pressure performance curves

• Installation and torque guidelines

This technical support ensures a smooth integration process and helps verify the suitability of the product during the design phase.

Conclusion: The Reliable, Affordable Air Spring Solution

The FP-1B250/140 stands out as a versatile, performance-driven, and cost-effective air spring solution. Whether you’re replacing high-cost imported models or designing new equipment, this rubber air spring delivers the strength, stability, and reliability required in modern industrial environments—without the premium price tag.