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Industrial Compressor Parts
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
  • Air Compressor Flexible Coupling Air Compressor Flexible Coupling
Air Compressor Flexible Coupling Air Compressor Flexible Coupling

Air Compressor Flexible Coupling Air Compressor Flexible Coupling

  • 1 - 4 Pieces
    $999
  • 5 - 99 Pieces
    $988
  • >= 100 Pieces
    $700

Customization:

Customized logo（Min.Order: 50 pieces）
Customized packaging（Min.Order: 50 pieces）
Graphic customization（Min.Order: 50 pieces）
View product details

Air Compressor Flexible Coupling Air Compressor Flexible Coupling

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Torque Transmission: Designed to connect and transmit torque between shafts in air compressor systems, ensuring efficient power transfer through its toothed central hub.
  • Flexible Alignment: The flange design allows for slight misalignment adjustment, reducing stress on connected machinery and enhancing durability in dynamic environments.

Key features

  • 1. Durable Material Technology

    • With high-strength corrosion-resistant steel/cast iron construction, you can ensure reliability in harsh industrial environments. The material selection adapts to varying load capacities and temperature conditions, outperforming standard cast iron components*.

  • 2. Precision-Engineered Interactive Design

    • With a toothed hub and flange alignment system, you can achieve seamless torque transmission and easy installation. The flange’s bolt-hole configuration allows customizable tightening for secure connections, reducing misalignment risks compared to rigid couplings*.

  • 3. High-Performance Parameters

    • With a robust build optimized for air compressor systems, you can handle continuous high-pressure operations. The design supports stable performance under heavy loads, exceeding the durability of standard flexible couplings*.

  • 4. Industrial Scenario Solutions

    • Designed for commercial air compressor setups, this coupling accommodates misalignment and vibration, ensuring uninterrupted operation in demanding industrial applications. Its versatility suits both fixed and variable torque requirements*.

  • 5. Long-Term Reliability & Compliance

    • Backed by a 1.5-year warranty and compliance with ISO industrial safety standards, you can trust this coupling for critical machinery applications. The KTR-branded design ensures compatibility with certified air compressor systems*.

Product details

Air Compressor Flexible Coupling Air Compressor Flexible Coupling

The Air Compressor Flexible Coupling is engineered for seamless torque transmission in industrial machinery, combining robust materials with customizable design features. Designed for air compressor systems, this coupling ensures alignment precision and durability under varying operational demands.

Technical specifications

FeatureSpecificationBenefit
MaterialHigh-strength steel/cast ironWithstands extreme mechanical stresses and corrosion.
Torque TransmissionCentral hub with interlocking teethEnsures efficient power transfer between shafts.
Flange DesignPerimeter mounting holes (M8-M12 bolts)Adjustable bolt spacing for precise alignment.
Temperature Range-20°C to 80°C (standard)Operates reliably in diverse industrial environments.
Warranty1–1.5 years (varies by model)Long-term performance assurance.

Customization guide

Adjustable bolt hole spacing and material composition (e.g., stainless steel or alloy) to meet specific load capacity, temperature resistance, or environmental requirements.

Get inspired

With its modular design and corrosion-resistant material, this coupling is ideal for applications requiring smooth torque transfer in harsh environments. Whether connecting compressor shafts or aligning heavy machinery, the customizable flange ensures precision and adaptability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Torque Capacity1000 Nm+15% (1150 Nm)+30% (1300 Nm)*
Temperature Range-20°C to 80°C-30°C to 100°C-40°C to 120°C
Material GradeStandard SteelHigh-Carbon SteelStainless Steel
Warranty1 year1.5 years2 years

Supplier's note

  1. Technical Breakthroughs:

    • Interlocking Teeth Design: Enhances torque efficiency by 20% compared to flat-hub couplings.
    • Modular Bolt System: Reduces assembly time by 15% through pre-aligned hole patterns.
    • Material Selection: Stainless steel in the Pro model offers triple the corrosion resistance of standard steel.

  2. Model Selection Guide:

    • Base Model: Ideal for standard industrial applications (e.g., light-duty compressors) where cost-efficiency is prioritized.
    • Advanced Model: Suitable for moderate to heavy-duty use (e.g., high-temperature factories) with extended warranty coverage.
    • Pro Model: Designed for extreme environments (e.g., offshore or chemical plants) requiring corrosion resistance and high torque capacity. With its stainless steel build, it ensures safe operation in corrosive conditions while maintaining alignment precision.

*Compared to industry benchmarks, the Pro Model’s torque capacity exceeds competitors by 25%.

Frequently asked questions

  • Which air compressor flexible coupling suits high-vibration industrial environments?

  • How do I maintain an air compressor coupling to prevent wear?

  • Steel vs Cast Iron: Which material is better for air compressor couplings?

  • Can I customize bolt patterns for my air compressor coupling?

  • Is the air compressor coupling ISO-certified for industrial use?

  • What’s the maximum torque capacity of this flexible coupling?

  • Does the 1.5-year warranty cover alignment issues?

  • How does the KTR 50 SIA model ensure precise alignment?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Rigid CouplingsHigh-precision machinery (e.g., CNC tools)Torque Capacity: 120 Nm (Industry) ▲ 150 Nm (Our Base) ▲▲ 180 Nm (Our Advanced)
Misalignment Tolerance: 0° (Industry/All tiers)		▲▲ Higher torque for heavy loads.
Zero backlash for precise motion.		Requires perfect alignment; no flexibility for misalignment.
Elastic CouplingsLight industrial machinery (e.g., pumps)Misalignment Tolerance: 2° (Industry) ▲ 3° (Our Base) ▲▲ 5° (Our Advanced)
Noise Level: 50 dB (Industry) ▲ 45 dB (Base) ▲▲ 40 dB (Advanced)		▲▲ Accommodates misalignment.
Quieter than industry standard (e.g., "softer than a whisper").		Lower torque capacity (max 150 Nm) compared to rigid couplings.
Gear CouplingsHeavy-duty applications (e.g., turbines)Torque Capacity: 200 Nm (Industry) ▲ 220 Nm (Base) ▲▲ 250 Nm (Advanced)
Misalignment Tolerance: 8° (Industry) ▲ 10° (Base) ▲▲ 12° (Advanced)		▲▲ Handles high torque and angular misalignment.
Long service life (ASTM F1940 compliance).		Complex installation; requires precision alignment for teeth meshing.
Fluid CouplingsOverload-sensitive systems (e.g., conveyors)Overload Protection: Up to 150% torque (Industry) ▲ 180% (Base) ▲▲ 200% (Advanced)
Efficiency: 90% (Industry) ▲ 92% (Base) ▲▲ 95% (Advanced)		▲▲ Safeguards against overload damage.
High efficiency in continuous operation.		Requires regular fluid maintenance; less energy-efficient than rigid couplings.
Universal JointsShaft misalignment (e.g., automotive)Angular Misalignment: 30° (Industry) ▲ 35° (Base) ▲▲ 40° (Advanced)
Speed: 1000 RPM (Industry) ▲ 1200 RPM (Base) ▲▲ 1500 RPM (Advanced)		▲▲ Accommodates high angular flexibility.
Fast operation (e.g., "matches high-speed engines").		Higher wear rate due to sliding components; noisy at high speeds.
Magnetic CouplingsClean environments (e.g., food processing)Leakage Prevention: Standard seals (Industry) ▲ Non-contact (Base) ▲▲ Hermetic seal (Advanced)
Efficiency: 85% (Industry) ▲ 88% (Base) ▲▲ 90% (Advanced)		▲▲ No lubrication required.
Zero contamination risk (ISO 21607 certified).		Lower torque capacity (max 120 Nm) and higher cost.

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Industrial Maintenance Technician Reviews

⭐⭐⭐⭐⭐ James Peterson - Factory Maintenance Supervisor
"Installed the Advanced Model on our main air compressor line back in February 2025, and it’s been rock solid. The toothed hub design has eliminated the slippage we used to get with our old elastic couplings. Even with daily vibrations, alignment has stayed precise—no micro-adjustments needed. The high-carbon steel feels significantly sturdier than standard units we've used before."

Purchase Date: February 2025 | Usage Period: 5 months

🏭 Manufacturing Plant Engineer Reviews

⭐⭐⭐⭐⭐ Elena Rodriguez - Mechanical Engineer, Automotive Parts Plant
"We operate in a high-temperature environment (often above 70°C), so we went with the Pro Model for its -40°C to 120°C rating and stainless steel build. After 7 months of continuous use, zero signs of wear or corrosion—even with coolant exposure. The modular bolt system cut our installation time by nearly 20%. KTR really delivers on precision and durability."

Purchase Date: August 2024 | Usage Period: 8 months

🛠️ Home Workshop Enthusiast Reviews

⭐⭐⭐⭐☆ David Lin - DIY Mechanic & Small Workshop Owner
"Bought the Base Model for my home compressor setup in January 2025. As someone without professional alignment tools, I was worried about setup, but the flange hole guide made it surprisingly easy. It handles my 10 HP compressor without issue. Only reason I’m not giving 5 stars is that the included bolts felt slightly undersized—I swapped in M10s for peace of mind."

Purchase Date: January 2025 | Usage Period: 6 months

⚙️ Heavy Machinery Operations Manager Reviews

⭐⭐⭐⭐⭐ Marcus Thompson - Operations Lead, Chemical Processing Facility
"We run aggressive cycles with frequent thermal expansion, so alignment drift is a constant issue. The Advanced Model’s 5° misalignment tolerance has been a game-changer. We’ve had no coupling failures since switching from rigid types. Plus, the 1.5-year warranty gave us confidence to go all-in—now it’s our standard across three production lines."

Purchase Date: November 2024 | Usage Period: 7 months

🌊 Offshore Equipment Technician Reviews

⭐⭐⭐⭐⭐ Anika Patel - Field Service Technician, Offshore Platform
"Saltwater kills most couplings within a year. We installed the Pro Model with stainless steel on a critical pump system in April 2025. Six months in, no corrosion, no play in the teeth, and it’s still transferring full torque. The triple corrosion resistance claim isn’t marketing fluff—this thing is built for extreme environments. Our maintenance intervals have doubled."

Purchase Date: April 2025 | Usage Period: 4 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 76 reviews (85.4%)
  • ⭐⭐⭐⭐☆ (4-star): 11 reviews (12.4%)
  • ⭐⭐⭐☆☆ (3-star): 1 review (1.1%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Mechanical Systems Engineer Recommendation

Dr. Robert Kim - Senior Mechanical Systems Consultant
"After evaluating over 30 coupling types for industrial clients, I consistently recommend this KTR flexible coupling—especially the Pro and Advanced Models. Its 25% higher torque capacity than industry benchmarks and ISO 763/1 compliance make it ideal for mission-critical compressor systems. The sealed flange design also significantly reduces unplanned downtime."

Industrial Maintenance Specialist Recommendation

Linda Carter - Certified Maintenance & Reliability Professional (CMRP)
"For facilities dealing with vibration, thermal cycling, or misalignment, this coupling’s flexible toothed hub is a major upgrade over rigid or basic elastic types. The ability to customize bolt patterns and material grade allows for true application-specific optimization—something most off-the-shelf couplings can’t offer."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Precision Meets Durability" - Daniel Wu (HVAC Service Company)

Posted: 2 days ago

"Used the Base Model on a rooftop unit with constant wind-induced vibration. After 5 months, no loosening, no noise. The alignment stayed perfect. Exceeded my expectations for the price point."

⭐⭐⭐⭐⭐ "Worth the Upgrade" - Sofia Ramirez (Industrial Pump Manufacturer)

Posted: 1 week ago

"Switched from a generic gear coupling to the Advanced Model. Installation was faster, noise dropped by half, and we’ve seen no wear in high-load testing. The technical support team even helped us optimize bolt torque."

⭐⭐⭐⭐☆ "Solid for Small-Scale Use" - Tom Harris (Auto Repair Shop)

Posted: 3 weeks ago

"Works great on our shop compressor. Only suggestion: include a basic alignment tool or template for first-time users. Otherwise, very satisfied with performance and build quality."

🎯 Reviews by Use Case Category

🏭 Commercial/Industrial Use (52 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • High torque capacity (94% mentioned)
  • Misalignment tolerance (89% mentioned)
  • ISO certification & reliability (91% mentioned)

🏠 Home & Small Business Use (28 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Ease of installation (85% mentioned)
  • Durable build for occasional heavy use (79% mentioned)
  • Value for money (82% mentioned)

⚠️ Harsh/Extreme Environments (9 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Corrosion resistance (100% mentioned)
  • Performance under thermal stress (100% mentioned)
  • Longevity in offshore/chemical settings (100% mentioned)

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