EPDM O-ring 21 x 3mm (OD 27mm) 70 Shore A [100 Pieces]

This O-ring has a 21 mm internal diameter and a 3 mm thick cord.

EPDM O-rings have good ozone and ageing resistance. It is the standard for hot water and steam. It has good resistance to many solvents, acids and ester-based hydraulic fluids. It is not resistant to vegetable, animal and mineral oils.

Pros:

• Suitable for temperatures from -45 to 130°C (-49 to 266°F)
• Very suitable for water, steam, ketones, alcohols, brake fluids, acids/alkalis in low concentrations
• Very good resistance to weather influences and ozone
• Conforms to DIN 3771, ISO 3601-1, JIS 240 P+G, SMS 1586, BS 1806/AS 568 A, BS 4518

Cons:

• Poor resistance to oils, grease, solvents, mineral products and fuels

Specifications

Internal diameter (mm) : 21
Material : EPDM
Cord thickness (mm) : 3
Recommended for : Steam,Water,Carbon dioxide,Alcohols,Sea water
Color : Black
Max temperature (°C) : 130
Min temperature (°C) : -45