47085 Stainless Steel Antenna Tube Mount | Marine Antenna Components

🔧 Product Description

Sam Allen 316 Stainless Steel Antenna Tube Mount for 25mm Rail - Part Number: 47085

A cast 316-grade stainless-steel antenna mount designed to fit over a 25mm outside-diameter tube or rail. The threaded upper connection accepts standard marine antennas, allowing a GPS or radio antenna to be installed neatly at the end of a stainless rail or tube.

⚙️ Key Features

• Cast 316 stainless-steel construction
• Designed for 25mm / 1-inch outside-diameter tube
• Standard marine antenna thread
• Set-screw retention for secure tube mounting
• Compact polished fitting for rail-end installations

📏 Specifications

• Tube size: 25mm / 1-inch outside diameter
• Antenna thread: Industry-standard male 1" × 14 TPI
• Material: Cast 316 stainless steel
• Mounting type: Tube-end antenna fitting

🔄 Related & Comparable Options

• Rail-clamp nylon alternative: Sam Allen 47109
• Rail-clamp nylon alternative: RWB1296
• Comparable stainless rail mount: Shakespeare Style 4190, subject to rail diameter and thread verification

📡 Compatibility & Application

• Suitable for compatible GPS, VHF, AIS, AM/FM and communications antennas
• Designed for installation on the end of a 25mm tubular rail or fabricated antenna mast
• Not suitable for 22mm rail without an approved sleeve or different fitting

🛠️ Installation Guidance

• Slide the mount fully onto a clean 25mm tube
• Position the antenna thread vertically before tightening the set screws
• Use marine anti-seize on stainless threads where recommended
• Route coaxial cable through or alongside the tube without crushing
• Inspect set-screw tightness and crevice corrosion periodically

📦 Condition

• Brand new
• Supplied as one 316 stainless-steel 25mm antenna tube mount
• Supplied in original or equivalent packaging