ISO400 (LF400 NW400) Series:
ISO400 Centering Rings
100°C Max - Buna-N (Nitrile)
200°C Max - Silicone
200°C Max - Viton (FKM)
ISO400 Centering Ring with Aluminum Outer Ring
(Spacer Ring) - High Vacuum Hardware
Fits ISO400 High Vacuum Flange Equivalents:
ISO-400, LF400, NW400, NW-400,
ISO-LF, ISO-K, ISO-MF, Large Flange
Fits ISO-B400 High Vacuum Flange Equivalents
ISO-F, ISO-LFB, ISOB-400, ISOB400, ISO400-F
LFB400, NW400, NW-400, Bolted Large Flange