Ace Seal, LLC - San Jose, CA (Serving Washington)
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom urethane & polyurethane O-rings. Polyurethane O-rings are available in hardnesses of 70 durometer & 90 durometer, cross-sections from 1/16 in. to 1/4 in., IDs from 1/32 in. to 26 in. & ODs from 3/32 in. to 26-1/2 in. & in standard black color. Polyurethane O-ring working temperatures range from -60 degree F to +225 degree F. Used in high hydraulic pressure applications. QS 9000 & ISO 9002 approved.
www.aceseal.com/o-rings.html

Gardico, Inc. - Seattle, WA
Distributor, Custom Manufacturer
Distributor of polyurethane o-rings, polyurethane extrusions, polyurethane products, polyurethane cast parts, & polyurethane bars. Polyurethane is low out-gassing, non-corrosive to metals, flame retardant, & has good chemical resistance. Polyurethane performs over temperature of minus 40degrees Farenheit - 194degrees Farenheit.
gardico.rtrk.com/?scid=906287&rl_alt=http%2...