Hi-MOD Insulator - Compression to Compression - 3/16" Wire - HMINS06-CC ( #CTICC316 )Hi Mod Failsafe Insulators: Compression to Compression The Failsafe Insulator is engineered with an internal ball socket in the main body that threads onto the connecting end fitting. The internal retaining nut is insulated from the stainless steel body by a Tufnol socket, preventing electrical transference to the insulator body or opposite terminal. Should, for any reason, the Tufnol be compromised, the nut will bottom out against the stainless