The most common ball shooter plunger spring. Standard size and compression used in almost all pinball machines. .035" wire diameter.
Williams/Bally #10-148-1, #10-148-7 Good replacement for Williams/Bally #10-148-6
Gottlieb #25877, #A-348
Data East / Sega/ Stern #266-5001-00
Spring tension from lowest to highest
Blue (266-5001-05)
Green (266-5001-04)
Standard (10-148-1)
Orange (266-5001-07)
Purple (266-5001-10)
Gray/Silver (266-5001-14)
Red #266-5001-02, #10-148-2
Change the outer barrel spring at the same time #SPRG-0007
