They allow all the protector grounds to be combined together
Used to clean the ends of Multimode and Single mode fiber optic connectors
This female single D bulkhead mount SMA connector is designed for crimp attachment to RG58 coaxial cable utilizing readily-available crimp tools with standard crimp sizes:
50 micro-inches gold plating for connection quality
L-com's IP67 RJ45 strain relief housings are perfect for repairing or building your own IP67 RJ45 Industrial Ethernet cables
IP68 Cat5e Cable, Ruggedized RJ45, Jack to Jack, ZnNi Finish w/ FR-TPE Cable & Dust Caps, 3.0m Colour:Black They allow all the protectorProduct Datasheet Introducing the most rugged and durable Cat5e assemblies L com has ever offered. The TRD8RG line is designed for use in outdoor, industrial and military applications where the harshest environments exist. They are built using our IP68, transversely sealed, ruggedized RJ45 plugs and jacks. The Category 5e cable used in the assemblies is double shielded, high flex, UV and Oil resistant and made with a FR TPE (Flame Retardant