CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
IC Logic - monostable multivibrator 14 pin DIP (Dual inline package) used on many pinball machine circuit boards.
Reference:
74121
74LS121
DM74121N
NTE74121
XO-417
SN74121N