Master's MateSafety Initiative Network

The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.

Freight Barge

OR 4908

U.S. Official No. 973917

Not yet on Master's Mate

Type

Freight Barge

Flag

USA

Length

59.4 m

Beam

10.7 m

Draft

3.7 m

First reported

Jun 2026

AIS reports

OR 4908, a freight barge registered in the United States, measures 59.4 metres on deck. She's built with a beam measuring 10.7 metres and a 3.7-metre draft. She's on record as U.S. official number 973917. Join OR 4908 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for commercial operators

Eyes on OR 4908, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever OR 4908 roams, you're never out there alone.

Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.

Free with your claim · for commercial operators

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put OR 4908 on the map. It hands you the full bridge:

Live AIS & Traffic

See every vessel around you in real time. Closest-approach warnings before they matter.

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Anchor Watch

GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim OR 4908 and switch it all on

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About OR 4908

What kind of vessel is OR 4908?

OR 4908 is a Freight Barge flagged to United States of America.

What is OR 4908's U.S. Official No.?

OR 4908's U.S. Official No. is 973917.

How big is OR 4908?

OR 4908 is about 59.4 m long, 10.7 m on the beam, drawing 3.7 m.

Is OR 4908 on the Master's Mate Safety Initiative Network?

Not yet. If OR 4908 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).