Straight Blade Device, Model Number Q-710 NEMA 5-15P (straight plug), which is described as a three-prong electrical plug intended for use with 18 to 12 gauge three-conductor electrical cable that is secured by screw type input terminations/cable clamp. The straight plug, which is rated at 125 VAC and 15 amps, is configured for the input cable and the output prongs to be aligned directly.
Angled Straight Blade Device, Model Number Q-710-RA NEMA 5-15P (angled plug), which is described as a three-prong electrical plug intended for use with 18 to 12 gauge three-conductor electrical cable that is secured by screw type input terminations/cable clamp. The angled plug, which is rated at 125 VAC and 15 amps, is configured for the input cable and the output prongs to be aligned at a 90-degree angle.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N321894