Typically 250K pots are used for single coil pickups. CTS is (and has been since the 50's) a factory standard for most USA brands like Fender and Gibson.
Value: Typically 250K pots are used for single coil pickups and 500K pots for humbucker pickups. The bigger the resistence value, the brighter the sound will be/ less highs will bleed off. 1MEG can be used to make humbuckers sound brighter. Taper: The...
CTS USA's potentiometers are of excellent quality, which is why you'll find them in many American models. As it has a 500-kOhm resistance, the CTS500-B52 is great in combination with high-output pickups. Moreover, it has a linear taper, which makes it...