The 170823-4 is an insulation sleeve designed for use with 187 series electrical connectors and terminals. Manufactured from SS-108 stainless steel with a general tolerance of ±0.5 mm, this component serves as a protective covering for electrical connections. The product is available in clear color with a diameter (fD) of 16.5 mm and is part of a family of flag-type connect sleeves used in various electrical assembly applications. This insulation sleeve is commonly employed in automotive, industrial, and consumer electronics applications where terminal protection and electrical isolation are required.