Part Number	Web Description	Sample Eligible	Circuits (Loaded)	Circuits (maximum)	Color - Resin	Durability (mating cycles max)	First Mate / Last Break	Flammability	Guide to Mating Part	Keying to Mating Part	Material - Metal	Material - Plating Mating	Material - Plating Termination	Material - Resin	Net Weight	Number of Columns	Number of Pairs	Number of Rows	Orientation	Packaging Type	PC Tail Length	PCB Locator	PCB Retention	PCB Thickness - Recommended	Pitch - Mating Interface	Pitch - Termination Interface	Plating min - Mating	Plating min - Termination	Polarized to PCB	Stackable	Temperature Range - Operating	Termination Interface Style
736430200	HDM Board-to-Board Backplane Header, Vertical, Press-Fit, Closed End, 72 Circuits	Check Availability	72	72	Black, Natural	250	No	94V-0	No	No	Phosphor Bronze	Gold	Gold	High Temperature Thermoplastic	3.770/g	12	Open Pin Field	6	Vertical	Tube	3.50mm	No	No	1.60mm	2.00mm	2.00mm	0.762µm	0.051µm	No	Yes	-55° to +105°C	Through Hole - Compliant Pin
736431200	HDM Board-to-Board Backplane Header, Vertical, Press-Fit, Closed End, 144 Circuits	No	144	144	Black, Natural	250	No	94V-0	No	No	Phosphor Bronze	Gold	Gold	High Temperature Thermoplastic	7.207/g	24	Open Pin Field	6	Vertical	Tube	3.50mm	No	No	1.60mm	2.00mm	2.00mm	0.762µm	0.051µm	No	Yes	-55° to +105°C	Through Hole - Compliant Pin
736432009	HDM Board-to-Board Backplane Header, Vertical, Press-Fit, Closed End, 72 Circuits, Lead-Free	No	72	72	Black, Natural	250		94V-0	No	No	Phosphor Bronze	Gold	Tin	High Temperature Thermoplastic	3.500/g	12	Open Pin Field	6	Vertical	Tube	3.50mm	No	No	1.60mm	2.00mm	2.00mm	0.762µm	0.381µm	No	Yes	-55° to +105°C	Through Hole - Compliant Pin
736433200	HDM Board-to-Board Backplane Header, Vertical, Press-Fit, Closed End, 144 Circuits	No	144	144	Black, Natural	250	No	94V-0	No	No	Phosphor Bronze	Gold	Tin-Lead	High Temperature Thermoplastic	7.212/g	24	Open Pin Field	6	Vertical	Tube	3.50mm	No	No	1.60mm	2.00mm	2.00mm	0.762µm	0.381µm	No	Yes	-55° to +105°C	Through Hole - Compliant Pin