O2 O-RING suitable for DIN-477 #9 couplings

Description

Replacement O-Ring suitable for DIN-477:

• O2 regulators
• O2 transfillers
• O2 residual pressure valve adapter

Specifications:

• EPDM 2-113 E70
• Very good aging and ozone resistance
• Suitable for temperatures of -45 to 130°C