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FN FNS 9
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What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
Check your exact model and part before ordering. Fitment limits
Model details
Manufacturer
FN
Model & version
FN FNS 9
Mounting details
MIL-STD-1913 Picatinny
Compatibility records
102
Lights & rail fitment
Sights
Sights
9 listed- Dawson Precision
Sight for FN FNS, Black Front,
Manufacturer documented - Meprolight
MEPRO TRU-DOT FIXED SIGHTS
Manufacturer documented - Warren Tactical
Fiber Optic Front Sight – Serrated (FNS)
Manufacturer documented - Dawson Precision
Sight for FN FNS, Fiber Optic Front,
Manufacturer documented
Also on this pistol
Holsters
6 makers- ANR Designchecked 2026-07-30
- Alien Gear Holsterschecked 2026-11-01
- DeSantis Gunhidechecked 2026-11-01
- Safarilandchecked 2026-11-01
- Vedder Holsterschecked 2026-11-01
- We The People Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Triggers & internals
Grip & magwells
Categories with no listings (12)
About the FN FNS 9
- Type
- Pistol
- Manufacturer
- FN
- Model & version
- FN FNS 9
- Mounting details
- MIL-STD-1913 Picatinny
- Width
- 1.35"
- Height
- 5.5"
- Weight
- 25.2 oz
- Barrel length
- 4"
- Overall length
- 7.25"