On Sun, 11 Feb 2007 16:59:54 -0800, DaveC wrote:

This is a small (8x3 mm) yellow axial "blob" w/hard (ceramic?) shiny
exterior. Markings:
FC4
9116
Presume the latter is date code. What is the value? A Google turned up
nothing I could find that might identify this code. Surely tolerance markings
follow the value markings...

Ideas?

FC4 is most likely OEM proprietary marking. All axial ceramic caps I
have come across have the value marked on them. Are you able to
measure its value?