According to my Fab. Eng. at our PCB house, MIL-PRF-31032 was written by 4 or 5 specific vendors and only they and a few others are qualified for that paticular spec. Sorry, but I don't know the vendors involved. Michael Kuczynski Librarian/Sr. Designer Honeywell Intrnat'l 201-393-2122 (Phone) 699 Rt46E E/K4 201-393-2357 (Fax) Teterboro NJ 07608 [log in to unmask] [log in to unmask] ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################