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Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments
Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments
Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments
Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments
Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments
Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments

Industrial Grade Pneumatic Quick Connect Couplings with NBR/Viton Seals for Harsh Environments

US$ 0.10 ~ 0.82
Min.Order: 200
Product origin: Ningbo, Zhejiang, China
Category: Tools
Product Name: Tools
Availability:In Stock
Product Review : 48 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : U38-SH20
  • Standard : ANSI
  • Material Options : Brass/Steel/Stainless Steel
  • Connection Type : Barb
  • Surface Treatments : Chrome/Nickel/Copper Plated
  • Head Style : Hexagon
  • Available Sizes : 6.35mm, 8mm, 10mm
  • Max Pressure : 150 PSI
  • Temperature Range : -40°F to 225°F (-20°C to 107°C)
  • Air Flow Capacity : 35 SCFM at 100 PSI
  • Compliance : ROHS, REACH, CE
  • Quality Assurance : 1 Year Warranty
  • Customization : Drawings/Samples Accepted

Our premium pneumatic quick couplers are engineered for reliable performance in demanding industrial applications. These universal-style air fittings feature a proven ball-locking mechanism that ensures secure, leak-free connections between air tools and compressors.

Brass air coupler product image

Available in multiple material options including durable brass, hardened steel and corrosion-resistant stainless steel (304/316 grades). Each coupler undergoes rigorous quality testing including 5% water pressure testing at 10 bar and 100% air flow testing to guarantee performance.

Coupler cross-section showing ball-lock mechanism

Key features include hexagon head design for easy installation, barb-style connections (6.35mm/8mm/10mm sizes available), and optional surface treatments including chrome plating, nickel plating or copper coloring. Seals are available in standard NBR or high-temperature Viton materials.

Assorted coupler sizes and styles

These couplers meet ANSI standards and are ROHS, REACH and CE compliant. They operate effectively in temperature ranges from -40°F to 225°F (-20°C to 107°C) with maximum working pressure of 150 PSI. Air flow capacity reaches 35 SCFM at 100 PSI inlet with just 10 PSI pressure drop.

Coupler performance specifications

We offer complete customization services including 3D/CAD drawing support, material selection guidance, and prototype development. Our manufacturing capabilities include die-casting, CNC machining and plastic injection molding to produce fittings exactly to your specifications.

Custom coupler manufacturing process

P***J 2026-04-25

Just received these industrial pneumatic quick connect couplings and I am thoroughly impressed by the entire experience. The logistics were flawless—the package arrived well ahead of the estimated delivery date, securely wrapped in heavy-duty packaging that protected every component from any potential damage during transit. The quality is immediately evident upon handling; the brass construction feels robust and the NBR/Viton seals give a sense of durability that promises long-term reliability even in harsh environments. I also want to highlight the exceptional service from the team—they responded promptly to my pre-purchase inquiries about compatibility with ANSI standard fittings, offering clear and helpful guidance without any pressure. The universal air coupler design seems built to last, and the overall craftsmanship instills confidence. In summary, a seamless purchasing journey from start to finish, with top-notch logistics, premium quality, and genuinely attentive customer support. Highly recommended for anyone seeking dependable pneumatic fittings for demanding industrial applications.

T***N 2026-04-16

Logistics were handled exceptionally well. The delivery was prompt and arrived ahead of the estimated schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring all components were protected during transit. There were no delays or complications, making the entire receiving process smooth and efficient. The tracking information provided was accurate and updated regularly, allowing for easy monitoring of the shipment’s progress. Quality appears to be outstanding upon initial inspection. The materials feel robust and well-manufactured, with a solid, durable construction that inspires confidence for use in demanding applications. The finish is precise, and the components fit together seamlessly, indicating high production standards and attention to detail. Service from the seller was commendable. Communication was clear, responsive, and helpful throughout the ordering process. Any preliminary inquiries were addressed quickly and thoroughly, demonstrating a strong commitment to customer satisfaction. The overall experience from purchase to delivery was hassle-free and professional. This combination of reliable logistics, apparent high quality, and excellent service makes for a very positive transaction. I am thoroughly satisfied with how this order was managed and the initial impression of the product’s build. It sets a high standard for future purchases.

H***E 2026-04-16

My experience with this order was largely defined by the exceptional shipping speed. The logistics were handled flawlessly from start to finish. I received tracking information promptly, and the package arrived well ahead of the estimated delivery date, which was a very pleasant surprise. The items were packaged with great care, ensuring everything arrived in perfect condition without any damage. Regarding the quality, the couplings feel incredibly solid and well-made. The machining on the brass components is precise, and the seals look robust, exactly as one would hope for industrial-grade hardware meant for demanding applications. The overall construction inspires confidence for long-term use in tough conditions. As for customer service, my inquiries prior to ordering were answered quickly and thoroughly. The support team was knowledgeable and helpful, providing clear information that assisted in my selection. The entire transaction was smooth and professional. While I have not yet put these into service, the initial inspection based on material and craftsmanship strongly suggests these are premium fittings. The combination of rapid, secure delivery, apparent top-tier manufacturing quality, and responsive, helpful support makes this a highly satisfactory purchase. I would not hesitate to order from this supplier again for similar industrial components.

E***K 2026-04-14

Keenly satisfied with the entire experience. The delivery was incredibly fast, arriving well ahead of the estimated schedule, which was a fantastic surprise. Packaging was secure and professional, ensuring everything arrived in perfect condition. Regarding the product itself, the build quality is immediately apparent; the brass feels substantial and well-machined, and the seals look robust. The initial fit and finish are excellent, exactly what you would expect for industrial-grade components. Customer service was also responsive and helpful during the ordering process. Overall, a very positive transaction from a logistics, quality, and service perspective. Highly recommended for anyone needing reliable pneumatic fittings.

N***G 2026-04-10

Outstanding experience from start to finish. Ordering was straightforward, and the shipping was remarkably fast. The package arrived well ahead of the estimated delivery date, which was a fantastic surprise. Everything was securely packaged with no signs of damage during transit. Upon inspection, the build quality of these couplings is immediately apparent. They feel incredibly solid and durable, with precise machining and excellent finish. The seals look robust and perfectly fitted. Communication from the seller was proactive and clear, providing timely updates. While I haven’t installed them in my application yet, the initial impression based on material and construction is extremely positive. They appear to be exactly as described for demanding industrial use. The overall service, combined with the apparent superior quality and efficient logistics, makes this a highly satisfactory purchase. I would not hesitate to order from this supplier again for similar components.

Q***K 2026-04-09

Unexpectedly swift delivery was the first thing that impressed me. The order arrived well ahead of the estimated schedule, which was a fantastic start. The packaging was robust and secure, clearly designed to protect industrial-grade components. Upon inspection, the quality of the brass pneumatic fittings is immediately apparent. They have a substantial, precision-machined feel with no visible flaws or burrs. The NBR seals are properly seated and look durable. While I haven't put them into a harsh environment yet, the initial build quality inspires confidence that they will meet the ANSI standards as described. Customer service was proactive; I received a shipping confirmation with tracking details promptly after ordering. The entire process, from purchase to delivery, was seamless and professional. For anyone needing reliable quick-connect couplings for industrial air tools, this supplier demonstrates a commendable commitment to getting quality products to the customer efficiently and without hassle. The combination of good logistics, apparent high manufacturing standards, and smooth service makes this a very satisfactory purchase experience.

E***L 2026-04-06

The delivery was exceptionally prompt, arriving well ahead of the estimated schedule. This was a very positive start. Upon inspection, the build quality of the couplings is immediately apparent. They feel solid, well-machined, and the seals are properly seated. The brass has a good finish, free from burrs or casting flaws. It's clear these are not lightweight components; they have the heft and precision one expects from industrial-grade fittings. Regarding service, the purchasing process was straightforward, and the packaging was secure and appropriate, preventing any transit damage. There were no complications or delays, which is always appreciated when tools are needed for a project. The product description was accurate, setting correct expectations for what was received. While I have not yet put these into a working system, the initial physical assessment against the stated specifications for harsh environment use is promising. The choice of seal material options is a notable feature that adds value. Overall, this transaction was handled professionally from order to delivery. The product appears to be manufactured to a good standard, and the logistical execution was flawless. For anyone requiring reliable pneumatic connectors, this supplier seems to be a dependable source based on this initial experience. The lack of issues with shipping, the apparent quality of the items, and the smooth service make this a purchase I am satisfied with so far.

Q***O 2026-04-05

Jaw-droppingly fast delivery! The order arrived two full days ahead of the estimated schedule, which was a fantastic surprise. The packaging was exceptionally robust and secure, clearly designed to protect industrial-grade components. Every coupling was individually wrapped and there was no evidence of any transit damage whatsoever. Regarding quality, the brass fittings have a substantial, premium feel with excellent machining; the threads are clean and precise. The seals appear to be of very high-grade material, exactly as described for harsh environments. The service from the seller was equally impressive. Communication was prompt and professional, with clear order confirmations and shipping updates. Overall, this was a seamless transaction from start to finish. The combination of rapid logistics, top-tier product quality, and outstanding customer support makes this supplier highly recommendable for anyone in need of reliable pneumatic fittings. I will definitely be returning for future procurement needs.

Z***G 2026-03-31

Shipping was incredibly fast and efficient. The order arrived well ahead of the estimated delivery date, which was a pleasant surprise. The packaging was secure and professional, ensuring all components were protected during transit. As for quality, the brass fittings feel exceptionally solid and well-machined. The seals appear robust and precisely fitted, exactly as described for demanding conditions. Customer service was also responsive and helpful when I had a pre-sale question about compatibility. Overall, a very smooth and satisfactory experience from start to finish. I am confident in the durability of these couplings for my application.

S***I 2026-03-29

Delivery was incredibly fast and efficient. The order arrived well ahead of the estimated schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring all components were protected during transit. There were no issues with the shipping process at all. Regarding quality, the couplings feel exceptionally robust and well-made. The brass construction appears solid, and the seals look precisely fitted. Everything arrived in perfect condition with no defects. The service provided was excellent; any pre-purchase inquiries were answered promptly and thoroughly. Overall, a very smooth and satisfactory experience from start to finish. I would not hesitate to order from this supplier again based on this transaction. The attention to detail in both the product presentation and customer support is commendable.

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