The Yokogawa B9902AP is an authentic, high-precision disposable felt-tip pen engineered specifically for marine course recorders and Yokogawa industrial strip chart recorders. Designed to perform reliably under continuous maritime operations, it produces sharp, uninterrupted blue trace lines without skipping, smudging, or ink feathering.

Formulated with quick-drying, archival-quality ink, this recording pen ensures precise long-term tracking of ship heading and navigational data. It serves as an essential replacement consumable for commercial vessel navigation bridges, steering performance loggers, and engine control monitoring systems.

Key Features:
• Reliable Line Tracing: Delivers consistent, smudge-free blue line tracking for heading and navigation logs.
• Maritime Built: Maintains stable paper contact and smooth ink flow despite vessel vibration and motion.
• Tool-Free Replacement: Snap-in arm mounting design allows effortless, fast pen swapping on the bridge.
• Long Shelf Life: Individually sealed packaging protects ink integrity prior to installation.