Standard Seals

Seals: Buna-N lip seal is standard.

Following are optional:

• Viton Lip Seal - Suitable for tempera­tures to 400° F and some solvents and acids.
• Teflon Packing - Used for higher temperatures and liquids which are not compatible with either Viton or Buna N.
• Grafoil Packing - Suitable for use with heat transfer fluids to 585° F.
• Mechanical Seals - John Crane type 21 with Buna-N, Viton, EPR, or neoprene elastomers. John Crane type 9 available with Teflon or Kalraz sealing elements for high temperature. Type 2 or Type 2B available for pressures exceeding 250 PSI.*