| BN-2 and BN-2A Series Islander |
| BN-2 | 10 seat (pilot + 9 pax) high wing STOL monoplane transport. Prototype first flown
in 1966 with two 210 h.p. Rolls-Royce built |
| |
Continental
IO-360-B powerplants. Prototype later modified with 260 h.p. Lycoming O-540-E4B5 powerplants in revised |
| | cowlings fitted further outboard, 4 foot increase in wingspan and
redesigned tailplane; BN-2 production aircraft to this standard. |
| BN-2E Mk II Super | As BN-2 with fuselage stretched by 33 inches, adding an additional seat row
for a maximum of 11 passengers. Intended to be |
| | owered by two 400 h.p. Lycoming IO-720s, it retained the original 260 h.p. Lycoming O-540-E4C5 powerplants. |
| BN-2R | BN-2 fitted with a RayJay Turbocharger
for improved climb performance in hot climates. |
| BN-2S | As BN-2 fitted with Rolls-Royce built 285 h.p. turbocharged Continental TSIO-520-E powerplants. |
| BN-2A | As BN-2 (260 h.p. Lycoming O-540-E4C5
powerplants) with increased takeoff weight. |
| BN-2A-2 | As BN-2A with modified flaps, and two 300 h.p. Lycoming IO-540-K1B5 (fuel injected) powerplants. |
| BN-2A-3 | As BN-2A-2 (300 h.p. Lycoming
IO-540-K1B5 powerplants) with increased wingspan and fitted with extra wingtip fuel tanks. |
| BN-2A-3S | As BN-2A-3 with extended nose baggage space and extra seats
in a reworked rear fuselage. |
| BN-2A-6 |
As
BN-2A (260 h.p. Lycoming O-540-E4C5 powerplants) with wing leading edge modifications. |
| BN-2A-6R | BN-2A-6 fitted with a RayJay Turbocharger for improved climb
performance in hot climates. |
| BN-2A-7 |
As
BN-2A-6 (260 h.p. Lycoming O-540-E4C5 powerplants) with increased wingspan and fuel capacity. |
| BN-2A-7R | BN-2A-7 fitted with a RayJay Turbocharger for improved climb
performance in hot climates. |
| BN-2A-8 |
As
BN-2A-6 (260 h.p. Lycoming O-540-E4C5 powerplants) with droop flaps. |
| BN-2A-8R | BN-2A-8 fitted with a RayJay Turbocharger for improved climb
performance in hot climates. |
| BN-2A-8S |
BN-2A-8
converted for test purposes by FG Miles Aviation at Ford aerodrome in Sussex under contract to B-N. |
| | Two Rolls Royce built 300 h.p. turbo-charged Continental TSIO-520-E powerplants. |
| BN-2A-9 | As BN-2A-7 (260 h.p. Lycoming
O-540-E4C5 powerplants) with droop flaps. |
| BN-2A-9R | BN-2A-9 fitted with a RayJay Turbocharger for improved climb performance in hot climates. |
| BN-2A-10 | As BN-2A-8 with increased
takeoff weight and 270 hp Lycoming TIO-540-H1A (turbo-charged, fuel injected) powerplants. |
| BN-2A-20 | As BN-2A-2 (300 h.p. Lycoming IO-540-K1B5 powerplants) with
increased takeoff weight and minor improvements. |
| BN-2A-21 | As BN-2A-3 (300 h.p. Lycoming IO-540-K1B5 powerplants) with increased takeoff weight. |
| BN-2A-23 | As BN-2A-21 (300 h.p.
Lycoming IO-540-K1B5 powerplants) with lengthened nose. |
| BN-2A-24 | As BN-2A-26 (260 h.p. Lycoming O-540-E4C5 powerplants) with lengthened nose. |
| BN-2A-25 | As BN-2A-27 (260 h.p.
Lycoming O-540-E4C5 powerplants) with lengthened nose. |
| BN-2A-26 | As BN-2A-8 (260 h.p. Lycoming O-540-E4C5 powerplants) with increased takeoff weight. |
| BN-2A-26R | BN-2A-26 fitted with a
RayJay Turbocharger for improved climb performance in hot climates. |
| BN-2A-26 Agricultural Islander | BN-2A-26 fitted with a liquid/powder hopper for up to 1,742
pounds of chemicals on each wing. |
| BN-2A-26
Firefighter Islander | BN-2A-26 fitted with fuselage tanks for 211 U.S. gallons of water or fire retardant. |
| BN-2A-27 | As BN-2A-9 (260 h.p. Lycoming
O-540-E4C5 powerplants) with increased takeoff weight. |
| BN-2A-27LN | Sole BN-2A-41 fitted with two 260 h.p. Lycoming O-540-E4C5 powerplants. |
| BN-2A-27R | BN-2A-27 fitted with a
RayJay Turbocharger for improved climb performance in hot climates. |
| BN-2A-30 | As BN-2A-20 fitted with floats. Twin floats were attached to the undercarriage
legs and incorporated retractable landing gear. |
| BN-2A-41 Turbo | BN-2A-25 fitted with two Lycoming LTP-101 powerplants. |
| | |
| BN-2A Series Defender |
|
| BN-2A-3 Defender | Military development of the BN-2A-3 Islander for roles
such as utility transport, casualty evacuation, counter-insurgency and |
| | light attack, forward air control, patrol and reconnaissance.
Four underwing hardpoints for pylons for various types of |
| | ordinance. |
| BN-2A-7 Defender |
Military
development of the BN-2A-7 Islander (see BN-2A-3 Defender). |
| BN-2A-9 Defender | Military development of the BN-2A-9 Islander (see BN-2A-3 Defender). |
| BN-2A-21 Defender | Military development
of the BN-2A-21 Islander (see BN-2A-3 Defender). |
| BN-2A-21 Maritime-Defender | Armed maritime reconnaissance and patrol variant of BN-2A-21 Defender. Equipment
generally included a search radar, |
| | forward-looking
infrared (FLIR) capability, sonobuoys, a magnetic anomaly detector, and acoustic processors. |
| | Two Sting Ray torpedoes, four Sea Skua anti-ship missiles,
or variety of other systems on the four wing hardpoints. |
| | |
| BN-2A
Mk.III Series Trislander |
| BN-2A
Mk.III Trislander | BN-2A modified with a 90in stretched fuselage stretch forward of the wing, adding four additional
seat row for a maximum of 17 |
| | passengers,
a third engine on the fuselage centre line atop the fin ,a strengthened, larger span wing and new main landing |
| | gear and larger diameter
wheels and tyres. Three 260 h.p. Lycoming O-540-E4C5 powerplants. |
| BN-2A Mk.III-1 Trislander | First production version, with short nose. |
| BN-2A Mk.III-2 Trislander | As BN-2A Mk.III-1
with lengthened nose and higher operating weight. |
| BN-2A Mk.III-3 Trislander | BN-2A Mk.III-2 with an automatic feathering system for the propellors. |
| BN-2A Mk.III-4 Trislander | BN-2A Mk.III-2 fitted
with 350 lb rocket-assisted takeoff equipment. |
| |
|
| BN-2B Series Islander | |
| BN-2B-20 | As BN-2A-20 with Model B improvements (improved soundproofing and increased landing
weight and other minor mods). |
| BN-2B-21 |
As
BN-2A-21 with Model B improvements. |
| BN-2B-26 |
As
BN-2A-26 with Model B improvements. |
| BN-2B-27 |
As
BN-2A-27 with Model B improvements. |
| BN-2B-27R |
As
BN-2A-27R with Model B improvements. |
| | |
| BN-2B Series Defender | |
| BN-2B-20 Defender | Military development of the BN-2B-20 Islander (see BN-2A-3 Defender). |
| BN-2B-21 Defender | Military development
of the BN-2B-21 Islander (see BN-2A-3 Defender). |
| BN-2B-21 Maritime-Defender | Armed maritime reconnaissance and patrol variant of BN-2B-21 Defender (BN-2A-21
Maritime-Defender). |
| | |
| BN-2T Series Islander | |
| BN-2T |
Turbine
Islander based on BN-2A-26 with two 320 s.h.p. Allison 250-B17C turboprops. Seating for up to 11 passengers. |
| BN-2T-2 | As BN-2T with wingspan
increased by 4ft. |
| BN-2T-2R (MSSA) |
MSSA
(multi-sensor surveillance aircraft); as BN-2T-2 featuring Westinghouse APG-66R multi-mode radar in a large nose |
| | radome. |
| BN-2T Islander AL.Mk 1 | Twin-engined communications, reconnaissance BN-2T variant for
the British Army. |
| BN-2T Islander
CC.Mk 2 | Twin-engined communications BN-2T variant for the RAF. |
| BN-2T Islander CC.Mk 2A | Civilian BN-2T converted to BN-2T Islander
CC.Mk 2 standard. |
| | |
| BN-2T Series Defender | |
| BN-2T
Defender | Military development of the BN-2T Islander (see BN-2A-3 Defender). |
| BN-2T Maritime-Defender | Armed maritime reconnaissance and patrol variant
of BN-2T Defender (BN-2A-21 Maritime-Defender). |
| BN-2T ASTOR | BN-2T Defender fitted with a Ferranti multi-mode all weather radar in a large 'flattened disc' radome
to meet British Army |
| | CASTOR (Corps Airborne Stand-Off
Radar, later ASTOR) requirements for use in battlefield surveillance. Nose radome shape |
| | altered in 1989 to that of the BN-2T AEW Defender. |
| BN-2T AEW Defender | BN-2T Defender fitted with a Thorn EMI Skymaster radar in
a bulbous nose housing. |
| | |
| BN-2T-4 Series Islander | |
| BN-2T-4R | MSSA (multi-sensor surveillance aircraft); as BN-2T with Westinghouse multi-mode
radar in a large nose radome. |
| | Two 400 s.h.p. Allison 250-B17F turboprops. |
| |
|
| BN-2T-4 Series Defender 4000 |
| BN-2T-4S Defender 4000 | An
enhanced version of the BN-2T Defender intended for the aerial surveillance role. It features a stretched fuselage, the |
| | enlarged wing
from the Trislander, a new nose structure capable of accommodating radar, and an increased payload. |
| | Two 400 s.h.p. Allison
250-B17F1 turboprops. |
| BN-2T-4S Defender
AL.1 | Defender 4000 fitted with under-wing defensive aids dispensers and an electro-optical turret under the nose. |
| BN-2T-4S Defender AL.2 | As
BN-2T-4S Defender AL.1 with different sensor fit. |
| BN-2T-4S Defender T.3 | Training variant of BN-2T-4S Defender AL.1. |
