GROCO ARG-750 Series 3/4" Raw Water Strainer w/Stainless Steel Basket [ARG-750-S] Marine Navigation & Instruments | Fishfinder Only 5" in diameter

5" in diameter

A Class B AIS transponder requires a dedicated GPS antenna (all Class B units must have their own internal GPS and can't use an external feed for regulatory purposes) as well as a VHF antenna or suitable VHF-AIS antenna splitter

4" x 20 studs but with a smaller threaded stud inserted into the base

and BERYLLIUM

GROCO ARG-750 Series 3/4" Raw Water Strainer w/Stainless Steel Basket [ARG-750-S] Marine Navigation & Instruments | Fishfinder Only 5" in diameterARG 750 Series 3 4" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O Ring Seal All Joining Surfaces Filter Basket Options: #304 SS (Standard), Monel & Non Metallic One Piece Molded Sight Glass Eliminates Tie Rods and Gaskets Improved Drain Plug Non Metallic Cap Magnifies Internal Viewing NPT or BSPP Threaded Ports Improved Basket Design C84400 bronze head casting UL