HSEC8-120-01-S-DV-A vs HSEC8-120-01-S-DV-A-K-T vs HSEC8-120-01-S-DV-A-K-TR

PartNumber	HSEC8-120-01-S-DV-A	HSEC8-120-01-S-DV-A-K-T	HSEC8-120-01-S-DV-A-K-TR
Description	Conn Card Edge SKT 40 POS 0.8mm Solder ST SMD EDGE RATE™ Automotive Tray		Conn Card Edge SKT 40 POS 0.8mm Solder ST SMD EDGE RATE™ Automotive T/R