ResOne Oxygen Yoke Washer Seals, 5‑Pack – Smooth‑Edge Brass/Rubber CGA‑870 Regulator Washers for Oxygen Tank Connections

The ResOne YW‑100 Smooth‑Edge Yoke Washer Seals provide a dependable seal between a CGA‑870 oxygen regulator and an oxygen cylinder valve. Made from brass and rubber with a smooth‑edge profile, these washers help maintain a tight, leak‑resistant connection during everyday oxygen use. Easy to install and suitable for routine replacement, these washers are a reliable choice for maintaining proper sealing performance in standard oxygen setups.