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marine hardware You May Also Be Interested In: laminated safety glass marine hardware
Highly polished bronze round porthole (portlights) . Portholes include corresponding threaded flat head bolts. Hinges contain adjusting screws for gasket compression. All portholes have laminated safety glass and include gasket and finish ring.

Name: Round Portholes
Material: Bronze
Finish by polished.
Size: Opening diameter: 4" (also have 6", 7", 8", 10")
Glass thickness: 5/16"
Spigot O. D. (cutout size) : 4-5/16"
Spigot depth: 1-1/2"
Cabin Thickness: 1-1/4"
Flange O. D. : 6-7/8"
Fastener size: 1/4"
Weight: 6.5lbs.