The M29504/4 & /5 fiber optic termini, AFSI’s M29K1000 and M29L1000 series, provide superior optical and mechanical performance.

Designed to fit into any size 16 cavity in MIL-DTL-38999 Series III connectors, this low-cost, high-precision terminus family is ideal for harsh environment fiber optic interconnections

The white paper can be found on Airforce Technology here.