The 177-0975-003 is a white stovepipe plastic lens cap designed for Series 177 optoelectronic components, featuring a dark translucent lens style. This watertight cap is engineered with a stovepipe configuration and accommodates a mounting hole size of 15/32 inches, providing secure and protective coverage for optical components. The cap is constructed from plastic material with no metal finish, ensuring corrosion resistance and durability in various environmental conditions. This RoHS-compliant product is commonly used in LED indicator assemblies and optoelectronic applications where environmental protection and light diffusion are required.