Bring me up to speed here. What does CAF stand for? As used here talking about the polyamide failures topic of the week, "This failure sounds like the "CAF" failure studied by Bell Labs in the late 70's and early 80's." ==================================================================== George Franck PWB Product Assurance Phone (703) 560-5000 x2648 E-Systems M/S N408 Fax (703) 280-4613 7700 Arlington Blvd E-Mail: [log in to unmask] Falls Church Va 22046 E-Mail: [log in to unmask] ====================================================================