Resistor 330 Ohm 1/6th Watt PTH
Cost: $0.25 each
Description: 1/6th Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards, these 330Ohm resistors make excellent LED current limiters and are great for general use.
If you need a bunch of these, you can get good bulk discounts on Digikey, part # : 330EBK-ND
Documents: Breadboard Lecture
Sold in single pieces