Posted by Abe Dale (66.193.137.19) on April 03, 2008 at 12:08:16:
We've had a request from a customer for a duplex seal. I am unfamiliar with this term as is the rest of the shop. Any idea what they are requesting? We typically use a nickel acetate seal. Requested spec is Mil-A-8625 Type II Class 2 with duplex seal.