Genuine U.S. Navy Recompression Chamber viewport. Engraved.

1 each: 6 inch diameter @ 1 1/4” thick without a bevel. NOS never placed into service.

Light back surface scratches (engraved side) as shown. Not easily visible if lying flat on a surface, such as using as a desktop paperweight. This acrylic viewport can be carefully polished, if desired, to remove scratches.