OVERHEAD POWER TRANSMISSION LINES PRODUCTS OVERHEAD 150 KV POWER TRANSMISSION LINE FITTINGS PHASE CONDUCTOR COMRESSION FITTINGS HEAVY CONDUCTOR REPAIR SLEEVE   HEAVY CONDUCTOR REPAIR SLEEVE   SPECIFICATION OF MANUFACTURE PPC SA DNEM TR-4 Revision March 2008. DRAWING OF MANUFACTURE   E. & K. TASSIS CO. PRODUCT INDENTIFICATION NUMBER   TR-4/27. MATERIAL OF MANUFACTURE   Made of aluminium A5 99,50 % clear.