Description
N220F Mast Mount – SS316 Stainless Steel Marine Antenna Mount
Heavy-duty stainless steel antenna mount for mast, rail and wall installations.
The AC Antennas N220F Mast Mount is a premium SS316 stainless steel mounting solution designed for marine antenna installations where strength, corrosion resistance and long-term reliability matter.
Featuring a 1″ 14 TPI male thread and supplied with SS316 stainless steel U-bolts, the N220F provides a robust mounting point for VHF, AIS, UHF, GPS and cellular antenna systems on yachts, workboats, commercial vessels and shore-based marine installations.

N220F Mast Mount Key Features
- SS316 stainless steel construction: built for exposed marine environments
- 1″ 14 TPI male thread: standard marine antenna mounting interface
- Universal installation: suitable for mast, rail and wall mounting
- Supplied hardware: includes SS316 stainless steel U-bolts
- Mounting diameter: suitable for Ø26–46mm rails, poles or support pipes
- Professional application: suitable for VHF, AIS, UHF, GPS and cellular antenna systems
Built for Marine Communication Installations
The N220F is designed for installations where antenna stability and corrosion resistance are critical. Its SS316 stainless steel construction makes it suitable for exposed mast positions, rail installations, commercial vessel use and harsh coastal environments.
The bracket arrangement allows the mount to be installed on vertical poles, horizontal rails or suitable wall structures. This gives installers flexibility when positioning antennas for height, separation, cable routing and reliable communication performance.
Marine Installation Ready
The N220F is supplied complete with SS316 stainless steel U-bolts and is suitable for support rails and masts from Ø26–46mm. Its stainless steel construction provides long-term durability for professional marine antenna installations.
Technical Specifications
| Product | N220F Mast Mount |
|---|---|
| Part Number | 900013-P |
| Manufacturer | AC Antennas |
| Product Group | Marine Antenna Mount |
| Material | SS316 Stainless Steel |
| Colour | Steel Grey |
| Thread Type | 1″ 14 TPI Male |
| Rail / Mast Diameter | Ø26–46mm |
| Mounting Hardware | SS316 U-bolts included |
| Weight | 0.52kg |
| Dimensions | 0.06 x 0.08 x 0.13m |
Compatibility Information
The N220F is designed for antennas and mounting systems requiring a 1″ 14 TPI male thread. Always check thread compatibility before installation, especially when replacing older mounts or combining antennas, adaptors and mounting hardware from different systems.
Browse our complete range of Marine Antenna Mounts including mast mounts, rail mounts, deck mounts, adaptors and installation accessories.
Installation Guidance
Correct antenna mounting plays a major role in real-world communication performance. Position antennas as high and clear as practical while maintaining suitable separation from radar scanners, metal obstructions and other transmitting antennas.
Commonly Used With
The N220F is often used in marine communication installations requiring a strong stainless steel mounting platform with a 1″ 14 TPI male thread.
- Marine VHF antennas
- AIS antennas
- UHF communication antennas
- Marine cellular antennas
- GPS and GNSS antennas
- Marine data and telemetry systems
Need Technical Advice?
If you are replacing an existing antenna mount or selecting a new mounting arrangement for a VHF, AIS, UHF, GPS or cellular antenna installation, F&C Marine can help identify the correct mount, thread type and installation hardware.
Frequently Asked Questions
What thread does the N220F use?
The N220F features a 1″ 14 TPI male thread, commonly used in marine antenna mounting systems.
Can the N220F be mounted on a rail?
Yes. The N220F is suitable for mast, rail and wall mounting applications using the supplied SS316 stainless steel U-bolts.
What pole size does the N220F fit?
The N220F is suitable for support poles, rails and masts from Ø26mm to Ø46mm.
What is the difference between the N220F and N298F?
The N220F uses a 1″ 14 TPI male thread, while the N298F uses an ISO 228/1-G1 male thread. Both are manufactured from SS316 stainless steel and support mast, rail and wall installations, but they suit different antenna thread requirements.
Why choose SS316 stainless steel?
SS316 stainless steel offers excellent corrosion resistance in marine environments and is widely used for exposed marine hardware.
Downloads
- AC Antennas Marine Catalogue
More AC Antennas Products
Browse the complete range of AC Antennas marine communication products including VHF antennas, AIS antennas, UHF antennas, HF antennas and antenna mounting systems.
Manufacturer Resources
Why Buy From F&C Marine?
F&C Marine supplies professional marine communication equipment and antenna systems for leisure, commercial and offshore applications. Our experience with marine VHF, AIS, UHF, HF and satellite communication systems allows us to provide practical installation advice, mount compatibility guidance and technical support across the AC Antennas product range.
Whether you are replacing an existing antenna mount or designing a new communication system, we can help identify the correct mounting hardware for your installation.
For N220F Mast Mount supply or replacement enquiries, confirm the exact model or part reference against the equipment already installed. Installation requirements for the N220F Mast Mount should be checked against the vessel or shore-side system before ordering.
For N220F Mast Mount supply, compatibility or installation advice, contact F&C Marine.

















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