Type A, AS, and AS-P seals, usually available in NBR, can also be supplied in FKM, silicone, or glass-filled PTFE upon request.
Type DG
seals, which do not include a spring, are generally available exclusively in NBR.
V-RING seals, typically offered in NBR, can also be provided in FKM or silicone.
Special rotary seals made of stainless steel combined with glass-filled PTFE or rubber-fabric materials, as well as specific designs in filled PTFE energised with O-Rings or stainless steel springs, are also available.