Hannay Part Air Caliper Brake U Cup Seal #4000-1209 | Replacement Seal | Durable U Cup Design, High-Performance Air Caliper Brake Seal – Reliable Oem Quality 1/2" Torque nuts and bolts to

Torque nuts and bolts to specified values (e

Inspect the plug for damage or wear before installation

Do not use backup rings on new style poppets as per manufacturer instructions

Durable adhesive-backed material (paper or plastic)

Kynar (PVDF)

Hannay Part Air Caliper Brake U Cup Seal #4000-1209 | Replacement Seal | Durable U Cup Design, High-Performance Air Caliper Brake Seal – Reliable Oem Quality 1/2" Torque nuts and bolts toThe HANNAY Part air caliper brake U cup seal (#4000 1209) is a precision engineered replacement seal designed for air caliper brake systems. Constructed with durable elastomeric materials, this U cup seal ensures optimal sealing performance under high pressure pneumatic conditions, enhancing brake reliability and longevity. It is engineered to resist wear, maintain flexibility, and provide excellent resistance to air leakage, making it ideal for