The 192900-0458 is a panel gasket accessory designed for the Trident Neptune / TNM / Ringlock connector series. This jam nut type gasket is engineered for shell size 24 connectors and provides sealing and mounting support for panel-mounted applications. The accessory is supplied in bulk packaging of 100 pieces, making it suitable for production environments and system integrators requiring reliable connector sealing solutions. This gasket is commonly used in aerospace, defense, and industrial applications where secure panel-mounted connector installations are required.