Standard,:

1.JIS B 2401

2.AS568A

3. GB/T3452.1

1)Rubber O-RING NBR o-ring, EPDM o-ring,viton o-ring, Siliconeo-ring,FKM o-ring

Rubber Seal ring,seal circle,rubber seal ring

2)AS568, JIS B 2401, Hardnes50-90 SHORE

Colors: black, blue, brown, green, red,white, purple

ROHS approved

Hardness:60-90shore

Standard,:

 1.JIS B 2401

 2. AS568A

 3. GB /T3452.1

1)Rubber O-RING NBR o-ring, EPDM o-ring,viton o-ring, Silicone o-ring,FKM o-ring

Rubber Seal ring,seal circle,rubber seal ring

2)AS568, JIS B 2401, Hardnes50-90 SHORE

Colors: black, blue, brown, green, red, white, purple

ROHS approved

Hardness:60-90 shore

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