Part Number	Web Description	Sample Eligible	Circuits (Loaded)	Circuits (maximum)	Color - Resin	Durability (mating cycles max)	Flammability	Gender	Keying to Mating Part	Lock to Mating Part	Material - Metal	Material - Plating Mating	Material - Plating Termination	Material - Resin	Net Weight	Number of Rows	Orientation	Packaging Type	Panel Mount	PC Tail Length	PCB Locator	PCB Retention	PCB Thickness - Recommended	Pitch - Mating Interface	Plating min - Mating	Plating min - Termination	Polarized to Mating Part	Polarized to PCB	Ports	Temperature Range - Operating	Termination Interface Style
2040588111	QSFP-DD Assembly, Stacked 2x1, 4.50mm Flat Top Fin Heat Sink	No	152	152	Black	250		Female	None	Yes	Copper Alloy	Gold	Matte Tin	High Temperature Thermoplastic	54.000/g	2	Right Angle	Tray	Spring Tabs	1.70mm	No	Yes	1.57mm	0.80mm	0.760µm	0.760µm	Yes	Yes	2	-25° to +65°C	Through Hole - Compliant Pin
2040588112	QSFP-DD Assembly, Stacked 2x1, 4.50mm Tapered Fin Heat Sink	No	152	152	Black	250	94V-0	Female	None	Yes	Copper Alloy	Gold	Matte Tin	High Temperature Thermoplastic	53.520/g	2	Right Angle	Tray	Spring Tabs	1.70mm	No	Yes	1.57mm	0.80mm	0.760µm	0.760µm	Yes	Yes	2	-25° to +65°C	Through Hole - Compliant Pin
2040588113	QSFP-DD Assembly, Stacked 2x1, Closed Top	No	152	152	Black	250	94V-0	Female	None	Yes	Copper Alloy	Gold	Matte Tin	High Temperature Thermoplastic	43.000/g	2	Right Angle	Tray	Spring Tabs	1.70mm	No	Yes	1.57mm	0.80mm	0.760µm	0.760µm	Yes	Yes	2	-25° to +65°C	Through Hole - Compliant Pin