Pin Porcelain Insulators (ANSI 56) 1.voltage:23-69kv 2.creepage distance:330-865mm 3. ... price Pin Porcelain Insulators (ANSI 56 series) •summary1) Material:porcelain2) Class ANSI: 56-1, 56-2, 56-3, 56-4, 56-53)pin type insualators for ... .75.3710.813.5 HOT!Pin Type Porcelain Insulators (ANSI 56 series)