Dust Seal FKM High Quality Hydraulic Seals 

Rubber O Rings WA1 type is mainly used for dust-proof seals for large diameter piston rods, and the WA1 type with groove design can use JBY-399. WA1 Lip Seals Application Range: Working temperature: -40℃～+80℃ (PU) Working temperature: -30℃～+100℃ (NBR) Surface speed: ≤2m/s Medium:  General-purpose petroleum-based hydraulic oil, water glycol fluid Pressure oil, oil-water emulsification hydraulic oil, water, air. Installation:  To avoid damage to the sealing lip, precautions should be taken during installation to avoid sharp edges. Material: KVK polyurethane material with 90 Shore hardness. High performance NBR with 90 Shore hardness. WA1 Hydraulic Seals order example: WA1-20 or WA1-20 32 5/9 or with part number WJ3007A0