49S-6.176-10-10-10/B 49S6.25MHZ 49S-6.290-20-10-10/B 49S-6.296-10-10-10/B 49S6.4983MHZ 49s-6.7458 49S-6.7458-20-20-20/A 49S6.75349MHZ 49S6000FD1A-BBS（加垫片） 49S6000FD1A-CA