Aluminum watertight door and frame assembly. Individually-dogged. Dogs and dog handles are grade 316 stainless steel. Dog bushings are self-lubricating. Hinges are MACHALT 538. Gasket is orange silicone rubber A-A-59588 class 3B grade 30. Primer is Formula 150. 0.125" panel thickness. Drawing 167-7044217A. Ships in 10-12 weeks after receipt of order.