PART 1/SCO/1 and COVER No. 71A
DIMENSIONS


Both these items are bell set covers.  Part No. 1/SCO/1 was used initially (early 1930's) on Bellsets 25, 26, 31, 37 etc.  The Cover No. 71A (circa 1975) was a modern replacement for the 1/SCO/1.

Part No. 1/SCO/1 was produced in four colours, the black being produced in Phenolic Resin, Type GX (Specs BS771 & S116) and red, green and ivory in Diakon, Grade L.A. (Spec S116).

Cover No. 71A Colour and made of Toughened Polystyrene Type 1 (Specs BS3126 & S116).  This was produced in grey, black and ivory.

 

Part 1/SCO/1

 

Cover No. 73A

 

 
BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems

Last revised: March 03, 2021

FM