
Tkc-Sq-G Brass Pneumatic Quick Connect Push-in Fitting for Air Cylinder with O-Rings. Brass Construction: Made of high-grade brass with NBR rubber sealing ring and stainless steel spring for durability. One-Way Valve Design: Shut-off type design allows compressed air flow in one direction while blocking reverse flow. Wide Thread Options: Available in BSPT, BSPP, and NPT threads including G1/8, G1/4, G3/8, and G1/2. OEM/ODM Support: We offer OEM/ODM services including logo printing and personalized product customization. ISO9001 Certified: Manufactured under ISO9001:2015 certification with provided machinery test reports. Competitive Pricing: Cost-effective solutions without compromising quality to maximize your budget. Timely Delivery: Reliable logistics partnerships ensure on-time shipment with penalty clauses for delays. Free Samples: Free samples provided with freight collect; sample fee refunded in subsequent orders.