AEI Systems’ latest HS804 20mm Naval Mount (AE20-NM-2) replaces the basic AE20-NM 20 mm Naval Mount.
The AE20-NM-2 is a crew-served 20mm Naval Mount offering improved reliability and operability demanded by arduous sea borne conditions.
It is designed to accept the Hispano-Suiza type 804 20 mm cannon, of which AEI Systems has the largest worldwide stock of weapon spares.
Where the Customer demands ruggedness and reliability as the main criteria, rather than expensive and often unnecessary sophistication, the crew served
AE20-NM-2 Naval Mount offers an ergonomic and economical solution without sacrificing quality. It is highly effective against surface and air targets and is ideally suited as a main armament on patrol craft or secondary armament on larger vessels.
The HS804 is a gas-operated, reciprocating open bolt 20 mm weapon. The drum magazine holds up to 60 rounds of linkless ammunition
This rugged combination is backed by fast and efficient worldwide spares support from the substantial stocks held at AEI. A continuous development and production programme ensures product quality in accordance with AEI’s BS EN ISO 9001:2008 quality approval.
AEI offers customers full in country/on ship installation, servicing and personnel training. Customers can also send their AE20-NM-2 (or A41/A) mounts and AEI-HS804 Cannon to AEI’s Ascot facility in the UK for repair/refurbishment.
|Rate of fire:||620 to 720 rpm|
|Muzzle velocity:||835 m/s (2,740 ft/s)|
|Range (max)||5,700 m (6,234 yds)|
|Range (Effective)||2000 m (2,187 yds)|
|Recoil force (max):||4.5 kN (1,012 lbf)|
|Recoil force (mean):||1.6 kN (369 lbf)|
|Mass of cannon (less magazine):||42.8 kg (94.4 lbf)|
|Traverse arc:||360° with adjustable arc stops|
|Elevation arc:||-10° to + 50°|
|Swept radius:||1.82 m at 0° elevation|
|Height:||1.4 m from mount base to barrel centre line
|Weight (mounting only):||349 kg excluding weapon, feed drum and ammunition|
|TP & TP-T||Target practice (+ Tracer)|
|HE & HE-T||High explosive (+ Tracer)|
|HEI & HEI-T||High explosive incendiary (+ Tracer)|
|AP & AP-T||Armour piercing (+ Tracer)|
|API & API-T||Armour piercing incendiary (+ Tracer)|
Manual by means of shoulder stocks and harness fitted to gun cradle.
Mechanical with selector for single shot, automatic and safe.
Ring and bead. Will also accept a selection of night vision sights and thermal imaging systems.