FN SLP
The FN SLP (Self-Loading Police) shotgun is a semi-automatic 12-gauge shotgun designed and manufactured by FN Herstal in Belgium. The SLP shotgun is gas-operated, and FN currently produces it in five different models: SLP Standard, SLP Mark I, SLP Tactical, “SLP Competition” and SLP Mark I Tactical. The SLP series was introduced in 2008, and was named "2009 Shotgun of the Year" by American Rifleman magazine.
Also recorded as S elf- L oading P olice
FN SLP
- Name
- SLP
- Field
- shotgun
- Region
- Belgium
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Documentary summary
The FN SLP (Self-Loading Police) shotgun is a semi-automatic 12-gauge shotgun designed and manufactured by FN Herstal in Belgium. The SLP shotgun is gas-operated, and FN currently produces it in five different models: SLP Standard, SLP Mark I, SLP Tactical, “SLP Competition” and SLP Mark I Tactical. The SLP series was introduced in 2008, and was named "2009 Shotgun of the Year" by American Rifleman magazine.
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In this article
Overview
Overview
The SLP has a MIL-STD-1913 (Picatinny) accessory rail and is provided with adjustable iron sights; the SLP Standard has a sight radius of 447 or, while the Mark I has a sight radius of 457 mm. SLP shotguns have a trigger pull of 28 to 33 N (6.2 to 7.3 lb F). The SLP's carrier release button is located on the side of the shotgun beneath the ejection port. The shotgun's safety is located behind its trigger. FN claims that the SLP is “capable of firing eight rounds in less than one second”. SLP shotguns are shipped with a locking device and keys, a Standard Invector improved cylinder and modified choke tubes, a choke tube wrench, two active valve pistons (one for heavy loads and one for light loads), three interchangeable cheekpieces (with Tactical model only), three interchangeable recoil pads (with Tactical model only), and an owner's manual.
Key facts
Key facts
• Name — SLP • Origin — Belgium • Type — Shotgun • Is Ranged — yes • Manufacturer — FN Herstal • Unit Cost — US$1,000 • Production Date — 2008–present • Variants — * SLP Standard • SLP Mark I • SLP Tactical • SLP Mark I Tactical • Weight — Empty: • 3.37 kg (Standard) • 3.74 kg (Mark I) • 3.49 kg (Tactical) • 3.85 kg (Mark I Tactical) • Length — * 99.1 cm (Standard) • 109.2 cm (Mark I) • Part Length — * 457 mm (Standard) • 559 mm (Mark I) • Width — 61 mm • Height — 201 mm • Cartridge — 12-gauge (2.75" and 3") • Action — Gas-operated • Rate — Semi-automatic • Feed — Internal tube magazine; capacities: • 6+1 or 5+1 (Standard with 2.75" or 3" shells) • 8+1 or 7+1 (Mark I with 2.75" or 3" shells) • Sights — Iron sights with MIL-STD-1913 (Picatinny) accessory rail
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- Belgium
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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
Elsewhere in Militaria
6,095 published records in this field, each with its sources named.
- FN PS90Terminology
- FN PS90 StandardTerminology
- FN PS90 TRTerminology
- FN PS90 USGTerminology
- FN Special Police RifleTerminology
- FN Tactical Sport RifleTerminology
- FN TPSTerminology
- FN TromboneTerminology
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