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FNS™-40 Longslide

Available for commercial, law enforcement, and military.

MSRP: $649.00
Specs Find a dealer

New to the line, the FNS™-40 Longslide is the result of five years of intensive development and more than 400,000 rounds of testing. This advanced striker-fired pistol features a 5-inch barrel, longer sight radius and enhanced ballistics while offering the safety of a double-action system. It comes with fully ambidextrous slide stop levers and magazine release and an interchangeable backstrap system with lanyard eyelets. The FNS™-40 Longslide is ready for the range when you are.

LE & Military pricing on request.

FNS™ Longslide Product Numbers


  • Caliber: .40 S&W
  • Operation: Double-action
  • Mag Capacity: 10 or 14 Rd.
  • Weight: 29.7 oz.
  • Barrel Length: 5.0″
  • Overall Length: 8.25″
  • Twist Rate: 1:16 RH
  • Height: 5.5″
  • Width: 1.35″ (top) - 1.55″ (bottom)
  • Trigger Pull: 5.5 - 7.7 lb.
  • Sight Radius: 6.9"


Striker-fired autoloader

Fixed 3-dot sights (standard)

Fixed 3-dot green tritium night sights available


Stainless steel construction

External extractor with loaded chamber indicator

Front and rear cocking serrations

Matte black finish


Cold hammer-forged stainless steel

Polished chamber and feed ramp


Polymer construction with replaceable steel frame/slide rails

Two interchangeable backstraps with lanyard eyelets

MIL-STD-1913 accessory mounting rail

Serrated trigger guard


Fully ambidextrous slide stop lever

Fully ambidextrous magazine release


Polished body

Low-friction follower

Polymer base pad

Ships With

Two interchangeable back-straps

Three 14-round magazines or three 10-round magazines

Owner’s manual

Locking device

Lockable fitted polymer hard case