What is a pin header?
Raspberry Pi Documentation - Raspberry Pi hardware
The 5 foot Serial UART USB to 3.3v TTL PIN Header Cable (TTL level) adapter allows you to connect your computer through the USB port and use it as a regular serial communication device with support for 7 or 8 data bits. All USB protocol is handled within this adapter using an FTDI Chip set. There is no other device or programming required.
Gearmo USB to 3.3v TTL Pin Header Cable Adapter
Switch RCM Hardmod Methods
Towing 101: Guide to Hitch Pin Sizes
Metroid Prime™ Remastered - Big Pin Set - Nintendo Official Site
VERSATILE. The 1/4-inch diameter and 2-3/4-inch length of this coupler safety pin make it highly versatile to fit a wide variety of trailer couplers.
CURT 25080 Trailer Coupler Pin, 1/4-Inch Diameter x 2-3/4-Inch Long, Clear ZINC
The Pi4J Project – Pin Numbering - Raspberry Pi Zero W
Integrated Circuits - SparkFun Learn
Nº 1 HAIRPIN Brown (3 or 5 per box) – Fiona Franchimon
Ghost Roller J-Cup 2.0 - 1 Pin
Simple Guide to the Raspberry Pi GPIO Header - Raspberry Pi Spy
Pin Configuration of the 555 Timer
Cast Hidden Disney Pins 2020 Series 1 - Disney Pins Blog
General Raspberry Pi I/O pin explanation - Sim Innovations Wiki