You’ll find the FN Herstal P90 delivers exceptional 5.7x28mm NATO firepower in a compact 19.7-inch bullpup design that’s revolutionized personal defense weapons since its 1990 introduction. It features a unique horizontal 50-round magazine, weighs 6.17 pounds unloaded, and includes integrated optics or Picatinny rails depending on variant. Pricing ranges from $1,500-$2,000 for new models, with proven reliability across 40+ nations. The complete specifications and operational capabilities reveal why it’s become the standard for specialized tactical applications.
Key Takeaways
- The FN P90 is a compact bullpup submachine gun chambered in 5.7x28mm NATO with 19.7-inch overall length.
- Features a unique horizontal 50-round magazine system and weighs 6.17 pounds unloaded, 7.7 pounds fully loaded.
- Adopted by 40+ nations and 200+ agencies worldwide, including NATO special operations and law enforcement units.
- Available in standard ($1,500) and tactical ($2,000) variants with integrated optics or Picatinny rail systems.
- Developed in late 1980s as personal defense weapon, bridging gap between pistols and assault rifles.
Description
When you examine the FN P90, you’ll find a compact submachine gun that measures just 19.7 inches in overall length while delivering 5.7x28mm NATO firepower through its unique horizontal magazine system.
This weapon features a 50-round magazine capacity with integrated optical sights on standard models. The P90 Tactical variant includes Picatinny rails for accessory mounting, with specifications subject to continuous improvement.
Price Range
The FN P90’s sophisticated engineering and specialized 5.7x28mm ammunition system position it in the premium firearms market with retail prices spanning $1,200 to $2,000 depending on configuration specifications. You’ll find standard models averaging $1,500, while tactical variants reach $2,000. Used gun prices range $800-$1,500, with specialty rifle editions exceeding $2,500.
| Configuration | Price Range |
|---|---|
| Standard Model | $1,500 average |
| Tactical Variant | Up to $2,000 |
| Used/Secondhand | $800-$1,500 |
| Limited Edition | $2,500+ |
Specifications
You’ll find the P90’s specifications reflect its role as a compact personal defense weapon optimized for close-quarters engagement. The firearm’s technical parameters demonstrate FN Herstal’s engineering focus on weight reduction, ammunition capacity, and tactical versatility. These core specifications define the P90’s operational capabilities across both standard and tactical variants.
| Specification | Details |
|---|---|
| Caliber | 5.7x28mm NATO |
| Magazine Capacity | 50 cartridges |
| Optical System | Integrated non-magnifying sight (standard) / Picatinny rail (tactical) |
| Design Focus | Compact, lightweight submachine gun |
Weight
Despite its compact bullpup configuration, FN Herstal’s P90 achieves exceptional portability through its lightweight polymer construction, weighing just 6.17 pounds (2.8 kg) unloaded.
You’ll find the right specifications show remarkable weight efficiency—fully loaded with its 50-round magazine, total weight reaches only 7.7 pounds (3.5 kg). This weight advantage enhances maneuverability and reduces operator fatigue during extended operations.
Barrel Length
Standard P90 models feature a 10.39-inch (264 mm) barrel that maximizes ballistic performance within the weapon’s compact bullpup envelope.
You’ll find the P90 Tactical variant extends this to 10.71-inch (272 mm) through continual effort to improve muzzle velocity. These change specifications demonstrate FN’s precision in design or materials optimization, balancing compact handling with enhanced effective range capabilities.
Material Made Out Of
FN Herstal engineers selected high-impact polymer and steel alloys as the P90’s primary construction materials, creating a weapon that weighs just 6.28 pounds unloaded while maintaining structural integrity under combat conditions.
You’ll find the polymer lower receiver delivers corrosion resistance while steel barrel components withstand intensive firing schedules. This lightweight weapon configuration meets special forces requirements for extended operations requiring optimal portability without sacrificing durability.
Chambered In
Caliber selection drives the P90’s tactical effectiveness through its proprietary 5.7x28mm NATO chambering, which FN Herstal engineered specifically to surpass 9mm Parabellum limitations in personal defense weapon applications.
You’ll find this NATO calibre making delivers high-velocity, flat-trajectory performance with reduced recoil. The system accommodates various cartridges from FN Herstal and third-party manufacturers, maximizing your ammunition capacity options while maintaining superior armor penetration capability.
Capacity
While conventional submachine guns typically house 20-30 rounds, the P90’s top-mounted translucent magazine delivers exceptional 50-cartridge capacity in its standard 5.7x28mm NATO configuration. You’ll find this magazine capacity enables sustained fire rates approaching 16.7 rounds per second at maximum cyclic rate.
FN Herstal reserves rights to change specifications without notice, though standard magazine capacity remains consistently fifty cartridges.
Trigger Pull
Precision engineering defines the P90’s trigger mechanism, delivering a pull weight ranging from 7-9 pounds across manufacturing tolerances. You’ll experience consistent trigger pull characteristics optimized for selective fire operation.
The closed bolt system ensures reliable cycling between semi-automatic and full-automatic modes. Short reset distance enables rapid follow-up shots while maintaining mechanical precision throughout sustained firing sequences.
Safety?
Mechanical reliability extends beyond trigger performance into the P90’s comprehensive safety architecture. You’ll find a three-position selector switch controlling safe, semi-automatic, and full-automatic modes.
The integrated visible firing pin block prevents accidental discharge, while trigger safety mechanisms provide redundant protection. When mounting a red dot sight, these safety features remain fully accessible and operational throughout your shooting cycle.
Action
Based on its selective-fire operation, the P90’s action delivers both semi-automatic and full-automatic firing modes through a straight blowback system optimized for the 5.7x28mm cartridge.
You’ll find the manufacturer’s continuous effort to improve products means they can modify or change specifications without notice.
This reliable action mechanism provides consistent cycling performance across both firing modes.
Optic Ready?
The P90’s reliable cycling action pairs with comprehensive optical mounting capabilities across its model variants. You’ll find the Tactical model features an upper Picatinny rail accommodating various optical sight configurations.
The standard variant includes a non-magnifying reflex sight enabling both-eyes-open shooting while maintaining low-light performance. Integrated laser options include visible and infrared variants for enhanced targeting precision.
Picatinny Rail?
Where does the P90’s accessory mounting capability stem from? You’ll find an integrated Picatinny-type rail specifications built into the weapon’s frame design. This tactical variant provides mounting flexibility for red dot sights, scopes, and illumination devices.
The rail’s durable construction withstands tactical operations while ensuring reliable compatibility with various optical accessories for enhanced precision and target acquisition.
Review
You’ll find the P90’s unconventional bullpup configuration and 5.7x28mm chambering deliver distinct operational advantages alongside specific limitations that affect tactical deployment.
The weapon’s reliability under adverse conditions stems from its downward brass ejection system and sealed magazine design, though ammunition cost remains a significant consideration.
Military special forces, law enforcement tactical units, and personal protection details constitute the primary user base due to the platform’s compact dimensions and armor-penetrating capabilities.
Pros
When evaluating the P90’s operational advantages, its 5.7x28mm NATO chambering delivers superior ballistic performance compared to traditional pistol calibers while maintaining manageable recoil characteristics. You’ll find specifications before subsequent publications highlight this product’s 50-round magazine capacity, making it the ideal platform for sustained engagements.
| Feature | Specification | Advantage |
|---|---|---|
| Magazine | 50 rounds | Extended engagement |
| Design | Ambidextrous | Universal operation |
| Optics | Non-magnifying | Both-eyes-open shooting |
Cons
Despite these operational advantages, the P90 presents several performance limitations that warrant careful consideration. You’ll encounter higher ammunition costs with 5.7x28mm rounds, complex bullpup maintenance procedures, and limited magazine capacity at 50 rounds.
| Limitation | Impact |
|---|---|
| Ammunition Cost | Reduced training frequency |
| Maintenance Complexity | Extended downtime |
| Recoil Control | Accuracy degradation |
Inadvertent errors may occur due to our continual specifications on this website updates.
Reliability
Throughout extensive field deployments spanning multiple decades, the FN P90 has established an unparalleled reliability record that consistently exceeds military and law enforcement performance standards.
You’ll find deliberate effort made to ensure reliable operation through rigorous testing protocols and innovative engineering solutions. The downward ejection system eliminates extraction failures, while robust internal mechanisms withstand extreme environmental conditions without performance degradation.
Most Commonly Used By
The P90’s proven reliability has driven widespread adoption across 40+ nations and 200+ agencies worldwide, establishing it as the preferred personal defense weapon for diverse operational requirements.
You’ll find NATO special operations forces, law enforcement agencies, and VIP protection details standardizing on this platform. Its 5.7x28mm ammunition penetration capabilities and compact ergonomics make it ideal for personal defense applications.
Similar Models
FN Herstal produces several P90 variants that maintain the weapon’s core 5.7x28mm chambering and 50-round magazine capacity while adapting to specific operational requirements.
The Tactical model features Picatinny rails for optics mounting.
LV and LIR variants integrate visible or infrared laser sights.
The Standard model includes an integrated optical sight enabling both-eyes-open shooting techniques.
Similar Models From Other Manufacturers
Beyond FN Herstal’s offerings, manufacturers worldwide produce compact firearms that compete within similar tactical niches, though most chamber conventional pistol cartridges rather than the P90’s specialized 5.7x28mm round.
You’ll find Heckler & Koch’s UMP45 and MP5 submachine gun variants offering 30-round magazine capacity, while IMI’s Uzi delivers comparable rounds per second with 25-32 round configurations.
Maintenance
When maintaining your P90, you’ll find the weapon’s modular design facilitates rapid field-stripping without specialized tools—simply depress the barrel release catch and rotate the barrel assembly 90 degrees counterclockwise for complete upper receiver separation.
Focus cleaning efforts on the magazine feed mechanism, charging handle rails, and butt plate contact surfaces. Regular lubrication prevents moisture-induced corrosion.
History
Development of the P90 began in the late 1980s when FN Herstal engineers recognized the need for a compact personal defense weapon that could bridge the gap between pistols and assault rifles.
You’ll find the innovative P90 magazine holds 50 rounds of 5.7x28mm ammunition, delivering high velocity projectiles. Belgian military adoption occurred in 1991, followed by global deployment across 40+ nations.
Frequently Asked Questions
How Much Is a P90 Herstal?
You’ll find P90 Herstal pricing at $1,699.99 MSRP for civilian PS90 variants from authorized dealers. You’re looking at additional transfer fees and background check costs.
You’ll encounter reliability concerns with aftermarket modifications, so you’ll want to consider maintenance requirements for optimal performance. You’ve got limited upgrade options due to the weapon’s integrated design specifications.
You’ll face availability constraints and extended waiting periods, so you’ll need to factor in procurement timelines for your technical requirements.
Can You Legally Own a FN P90?
Ironically, you can legally own what’s essentially a military weapon—but you’ll navigate extensive legal requirements first. You must complete ATF registration procedures, submit fingerprints, photographs, and pay the $200 tax stamp fee. Ownership restrictions vary by state; some prohibit civilian possession entirely.
The full-auto P90 requires months-long federal approval processes. Alternatively, you can purchase the semi-automatic PS90 variant with standard firearm procedures, avoiding the Title II complications while maintaining the 5.7x28mm ballistic specifications.
What Is the Cost of P90?
You’ll find P90 pricing ranges from $1,200-$1,500 for standard models, with tactical variants reaching $1,800. Market trends show consistent pricing due to specialized 5.7x28mm ammunition requirements and limited civilian applications.
Real world performance justifies the premium through reliable cycling mechanisms and compact bullpup configuration. Maintenance requirements include regular bolt carrier group cleaning and spring replacement intervals.
You’re investing in precision-engineered components, proprietary magazine systems, and Belgian manufacturing standards that maintain resale values effectively.
Is the FN P90 a Good Gun?
You’ll find it’s an exceptional firearm with superior ergonomic design that enhances operator comfort during extended use. It’s equipped with a 50-round magazine providing substantial ammunition capacity for sustained engagements.
The trigger mechanism delivers consistent pull weight and crisp break characteristics. You’re getting a bullpup configuration that maintains compact dimensions while preserving full barrel length. Its ambidextrous controls and low recoil impulse make it highly effective for close-quarters applications requiring precision shot placement.
Conclusion
You’ll find the P90’s revolutionary 5.7×28mm cartridge penetrates 48 layers of Kevlar at 200 meters—outperforming most pistol rounds while maintaining rifle accuracy. Your compact bullpup configuration delivers 900 rounds per minute in a 26-inch package, making it 40% shorter than conventional carbines. The integrated reflex sight’s ambient light fiber-optics require no batteries, while the translucent 50-round magazine lets you monitor ammunition count instantly. You’re operating a weapon system that’s redefined personal defense weapon standards across military and law enforcement applications worldwide.
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