DESCRIPTION

1738807-1 is a connector insert assembly designed to accommodate 12 cavities for size 16 LUS/16 ML/MT (MONO-FIX) or HI/MT (hexagonal) optical contacts. The product features a front housing and rear housing constructed from aluminum alloy, with terminal retention clips made from copper alloy per ASTM B148, and stainless steel components per ASTM A303 for the sleeve holder screw, housing nut, and rear retention screw. The assembly incorporates a fluorosilicone elastomer interfacial seal per MIL-P-259898 and zirconium sleeves for enhanced durability and performance. The insert includes a keying feature with a single protrusion for keying code A and accommodates a 9/16" Allen wrench for assembly and maintenance. This product is sold by TE Connectivity under license from Radiall SA and is commonly used in high-reliability optical connector applications requiring precise contact alignment and environmental sealing.