CD 1055.1: France
3 7/8" x 3 1/4" (98mm X 83mm)
(front top) FOLEMBRAY (rear top) No. 900
Picture courtesy Don Mecklenborg |
This is a spool insulator which is unthreaded and mounts in a holder with a pin through the center. These were typically used to dead-end a power or communication line.
This CD assignment was made by N.R. Woodward and published in the October 1996 Crown Jewels.