Related by context. All words. (Click for frequent words.) 67 Aegis Weapon System 65 KDX III 65 Sparrow Missile 65 AN/APG-# 64 Submarine Launched 64 UEWR 63 stealth frigate 63 mine countermeasure 63 AN/TPY-2 63 INS Subhadra 62 Anti Submarine Warfare ASW 62 AIM #D 62 Anti Submarine 62 AN/AQS-#A 62 Sineva missile 62 Technology Insertion 62 AN/TPS-# 62 Borei class 61 Sineva 61 multimission 61 SBSS satellite 60 2 Block IIIA 60 shipborne 60 LITENING 60 electro-optical/infrared sensors 60 USS Chung Hoon 60 MQ 8B 60 Bulava missiles 60 SUAV 60 MH #R aircraft 60 unmanned rotorcraft 60 VisionMaster FT 60 missiles torpedoes 60 Aegis Destroyer 60 Tactical Tomahawk 60 Vertical Launching System 60 Evolved Sea 60 F/A-#E/F aircraft 60 EO IR sensor 60 Facility PMRF 60 Akash missiles 59 Synthetic Aperture Radar 59 Heron UAV 59 minehunting 59 INS Betwa 59 Boeing P 8A 59 laser designator 59 AARGM 59 JS Kongo 59 multisensor 59 BrahMos supersonic 59 Navy P 8A 59 Bulava submarine launched 59 AWACS radar 59 SLBM 59 HC #J 59 SH #B Seahawk 59 INS Jyoti 59 P 8A Poseidon 59 KC #J tankers 59 Aegis radar 59 Relative Navigation 59 Apollo lunar lander 59 Block IIB 59 fleet replenishment oiler 59 Block IIIA 59 tethered aerostat 58 Aegis destroyer 58 INS Airavat 58 Borey class 58 AESA radars 58 JCSAT 9 58 antisubmarine 58 ALMDS 58 NSWC Dahlgren 58 AIM 9X Sidewinder 58 Phalanx Close 58 RQ 4N 58 Mine Warfare 58 long endurance HALE 58 STSS satellites 58 VTUAV 58 Aegis BMD Weapon 58 Intermediate Range Ballistic 58 Polar Operational 58 STOVL aircraft 58 Joint Standoff Weapon 58 Autonomous Underwater Vehicle AUV 58 G ATOR 58 HMCS Montreal 58 Wallops Island Va. 58 BrahMos cruise missile 58 Dynamic Positioning 58 Active Electronically Scanned Array 58 AESA radar 58 UUVs 58 electro-optical/infrared 58 Inertial Navigation System 58 PEO IWS 58 ATIRCM 58 Selective Availability Anti Spoofing 58 AN/SPY-1 58 inertial navigation system 58 MALE UAV 58 SLAM ER 58 sonobuoys 57 II D5 Fleet 57 INS Talwar 57 M# launcher 57 GIRAFFE AMB 57 Mk# [002] 57 APKWS 57 MH #R helicopter 57 Multirole 57 Agni Prithvi 57 AN/TPQ-# 57 Aegis destroyers 57 electromagnetic railgun 57 2 Block IIIB 57 Airborne Mine Countermeasures 57 Evolved SeaSparrow Missile 57 Mine Countermeasure 57 Vandenberg AFB Calif. 57 INS Shardul 57 GPS IIF 57 AIM #C# 57 Anzac frigates 57 MH #S helicopter 57 JSOW ER 57 HDAM 57 Combat Vehicle 57 Aegis Ballistic Missile Defense 57 AEGIS destroyers 57 hyperspectral imager 57 P 3C patrol 57 INS Beas 57 EA 6B 57 Borei class nuclear 57 ECPINS 57 II D5 57 Infrared Camera 57 Laser Guided Bombs 57 minehunter 57 USS Mustin 57 Air Missile AMRAAM 57 Bulava ballistic missiles 57 Aegis warships 57 P 8A MMA 57 AP 3C Orion 57 Phased array 57 multirole 57 Air Combat Maneuvering 57 JS Myoko 57 Sniper ATP 57 Aegis cruiser 57 Hawklink 57 Trishul missile 57 multibeam 57 USS Spruance 57 Aegis Combat 57 JHSV 57 Synthetic Aperture 57 Phased Array 57 Adaptive Diagnostic 57 testfired 57 Cloud Aerosol Lidar 57 AN/AAQ-# 57 Fugro Geoteam 57 Redstone Arsenal Ala. 57 THAAD radar 57 GMTI 57 precision munition 57 APKWS II 57 Landing Tactical Unmanned 57 missile destroyers 57 Patrol Vessels 57 trimaran hull 57 Agni ballistic missile 56 antisubmarine warfare 56 multirole aircraft 56 sensor payloads 56 Multibeam 56 JSOW C 56 System MUOS 56 Rolling Airframe Missile 56 P 8A 56 AV 8B 56 USVs 56 geophysics prospecting 56 GQM #A Coyote 56 Infrared Pathfinder Satellite 56 Satellites GOES 56 optionally piloted 56 AESA Radar 56 BAMS UAS 56 Tactical Reconnaissance 56 tactical UAV 56 Patrol Vessel 56 EP 3E 56 SAS Spioenkop 56 BQM 56 Littoral Combat Ship LCS 56 Amphibious Assault Ship 56 Mirach 56 ESSM 56 polar orbiting satellites 56 Expeditionary Warfare 56 Vehicle UAV 56 Ballistic Missile 56 Watchkeeper UAV 56 PAE T6 56 MC #J 56 Navy F/A-#E/F 56 USNS Kanawha 56 MP RTIP 56 Hywind 56 Intercontinental Ballistic Missile ICBM 56 EA #G aircraft 56 IRST 56 Barking Sands 56 Aegis Cruisers 56 Airborne Laser Mine 56 JLENS 56 RQ 4B Global 56 maritime prepositioning 56 Starstreak 56 ballistic missile Prithvi 56 SPY 1D V 56 Sineva missiles 56 Carrier Variant 56 Unmanned Surface 56 Northrop Grumman Awarded Contract 56 TIM# 56 Technology Demonstrator 56 Maritime Prepositioning Force 56 electro optical infrared 56 architects Van Peteghem 56 Yury Dolgoruky 56 gyro stabilized 56 HMCS Windsor 56 layered Ballistic Missile 56 ENVISAT 56 vehicles UGVs 56 Aegis BMD 56 Carrier Strike Groups 56 synthetic aperture radar 56 intratheater airlift 56 Laser COIL 56 Tactical UAV 56 INS Trishul 56 missile corvette 56 Zumwalt destroyers 56 INS Brahmaputra 56 Oto Melara 56 AIM 9M Sidewinder 56 Persian Gulf Hormouz 56 uncrewed 56 Elmendorf AFB Alaska 56 Aegis cruisers 56 COMINT 56 FPSO hull 56 Cooperative Engagement Capability 56 KDX II 56 gunnery exercises 56 THAAD missile 56 Anti Submarine Warfare 56 destroyers cruisers 56 Aerial Vehicle 56 JORN 56 Pegasus XL 56 Arleigh Burke DDG 55 AIM 9X 55 Deep Siren 55 Unmanned Aircraft System 55 WindTracer 55 Electronically Scanned Array 55 Skynet 5C 55 JHSVs 55 Aegis Ashore 55 Thaad 55 MQ 4C 55 JBPDS 55 array AESA 55 BRAHMOS 55 Aker Spitsbergen 55 Navy EA #G 55 Rigid Hull 55 THAAD interceptors 55 D5 missile 55 Joint Helmet Mounted 55 Electronic Portable ADEPT 55 AGM #E 55 #,# ton KDX 55 cruiser USS Chosin 55 Aegis Weapon Systems 55 AGM #R 55 Lockheed Martin LCS 55 RQ 7B Shadow 55 Indigenously developed 55 Radar G ATOR 55 HH #C 55 Viper Strike 55 #M Topol 55 Navy P 3C 55 Paveway II 55 AEGIS BMD 55 Magnetometer 55 INS Ganga 55 NPOL 55 MQ 8B Fire 55 Unmanned Aerial 55 Infrared Sensor 55 propulsion subsystem 55 submarines frigates 55 laser designators 55 TPQ 55 CAC2S 55 USS Bunker Hill 55 supersonic cruise missiles 55 missile cruiser Moskva 55 SAREX 55 Marlim Leste 55 SkySat 55 AN/FPS-# 55 submarine Dmitry Donskoy 55 Program MP RTIP 55 TDRS K 55 Su #MKI aircraft 55 pusher propeller 55 RQ 4B 55 AN/TPY-2 radar 55 ARGUS IR 55 Navy MH #R 55 RAYTHEON CO 55 precision guided munition 55 optionally manned 55 Borei class submarines 55 cryocooler 55 Aegis cruiser USS 55 M# howitzer 55 Tu #MS bombers 55 NetFires 55 Thermal Weapon Sight 55 CH #K 55 Vertical Takeoff 55 Cygnus spacecraft 55 NFIRE 55 role Electronically Scanned 55 THAAD Weapon System 55 exoatmospheric kill vehicle 55 Lays Keel 55 KC #J tanker 55 AquaShield 55 Task Oriented 55 Anti Surface Warfare 55 Minuteman IIIs 55 USS Shiloh 55 RNZN 55 Admiral Panteleyev 55 naval destroyer 55 Dhanush missile 55 AH 1Z Cobra 55 C2BMC 55 ATACMS 55 Nulka 55 Jalashwa 55 Agni missile 55 LRASM 55 photonics mast 55 Conducts Successful 55 KC #J 55 Systems UAS 55 supersonic combustion 55 supersonic cruise missile 55 GOES O 55 #Es [002] 55 AN/ALE-# 55 electro optical sensors 55 supercruise 55 Aegis BMD ships 55 HALE UAV 55 PNS Zulfiquar 55 EH# Merlin 55 Phalanx CIWS 55 Block IIF 55 LEMV 54 inshore patrol 54 EuroHawk 54 Tactical Unmanned Aerial Vehicle 54 UUV 54 submarine periscopes 54 Stena Forth 54 Tu #M# 54 Aegis equipped 54 System BMDS 54 multimission helicopter 54 intercepting ballistic missiles 54 kinetic warhead 54 RQ 4A 54 BQM #E 54 STOVL variant 54 Musudan 54 USS Milius 54 Radar Altimeter 54 gradiometer 54 JS Kirishima 54 WMSL 54 KFELS 54 electro optic sensors 54 electro optical sensor 54 littoral waters 54 GPS IIF satellites 54 SIRAL 54 Future Surface Combatant 54 EMALS 54 Versatile Affordable 54 Helmet Mounted Display 54 MH #R 54 ANZAC frigates 54 A#T 54 TDRSS 54 INS Shakti 54 Songa Delta 54 INS Aditya 54 Advanced Capability 54 Persistent Surveillance 54 OPEVAL 54 HC #A 54 supersonic cruise 54 polarimetric 54 Sikorsky CH #E 54 Lauriot Prévost VPLP 54 synthetic aperture sonar 54 CSNOx 54 BrahMos missile 54 ship HMNZS Canterbury 54 Unmanned Vehicle 54 Mid Range Munition 54 SaM# engine 54 Patuxent River Maryland 54 hydrographic surveying 54 Akash missile 54 Missile Defense Radar 54 unmanned reconnaissance 54 aluminum superstructure 54 Small Diameter Bomb SDB 54 ELINT 54 ultra deepwater floaters 54 AMDR 54 F/A-#C/D 54 LAV A2 54 High Frequency AEHF 54 Executive Officer Cmdr 54 Selex Galileo 54 Arleigh Burke Class 54 Mounted Warrior 54 Keyport Wash. 54 E #mm f/#.#L 54 Prithvi missile 54 Unmanned Aerial System 54 P 8As 54 Lightweight Laser Designator 54 Merlin 1C 54 Earth Observation Satellite 54 deckhouse 54 Kongsberg Maritime 54 RMMV 54 Kwajalein Island 54 NCADE 54 INS Kalpeni 54 Metop 54 CIWS 54 Sea Skua 54 INS Tir 54 Missile Segment 54 INS Shivalik 54 NLOS LS 54 GLAST spacecraft 54 Exocet anti 54 DIRCM 54 USS Harpers Ferry 54 System ATACMS 54 Short Range Ballistic 54 SAS Isandlwana 54 Multi Sensor 54 GPS Block IIF 54 De Zeven Provincien 54 Guided Missile 54 ERGM 54 ATFLIR 54 Rivet Joint 54 multipurpose amphibious assault 54 Tactical Trainer 54 Blighter 54 allied navies 54 mechanically scanned 54 minesweeping 54 AN/PVS-# 54 Missile Warning 54 IAI Heron 54 Theater Ballistic Missile 54 Successfully Demonstrated 54 Unmanned Ground Vehicle 54 electro optical EO 54 DESRON 54 M-TADS/PNVS 54 gyrocompass 54 Hatf V 54 Koreasat 6 54 marinized 54 midget submarines 54 CH #D 54 F/A-#C 54 C 5Ms 54 MQ 5B Hunter 54 Chemical Oxygen Iodine 54 MacArtney 54 Lasing Teams COLT 53 JASSM ER 53 Sniper XR 53 AEHF satellite 53 Raytheon Delivers 53 #,# ton Samidare 53 MH #S helicopters 53 ATACMS missiles 53 amphibious warship 53 carrier HMS Ark 53 lethality survivability 53 UH #J 53 USS Leyte 53 autonomous PowerBuoy 53 GRSE 53 Foton spacecraft 53 NOAA GOES 53 HMS Westminster 53 metocean 53 Enhanced Paveway II 53 INSAT 3D 53 Common Sensor Payload 53 BETSS C 53 J 2X rocket 53 Mazagaon Dock 53 Watchkeeper 53 Technip deepwater pipelay 53 Drillship 53 Tilt Rotor 53 UCAS D 53 Trident Warrior 53 Su #MKI fighters 53 Airborne Signals 53 ramjet propulsion 53 Discoverer Inspiration 53 Airborne Reconnaissance 53 MK# torpedo 53 DP2 vessel 53 NASA Atmospheric Infrared 53 Harrier GR9 53 Ulstein Verft 53 ballistic missile launchers 53 missile frigate 53 UH 1N 53 gravity gradiometer 53 JSTARS aircraft 53 NFIRE satellite 53 SSGN 53 Dorniers 53 STOVL mode 53 SRBM 53 NLAW 53 GOES N 53 Dahlgren Va. 53 PTDS 53 #L# [002] 53 Constitution Frigate 53 Signals Intelligence SIGINT 53 Advanced EHF 53 GeoStreamer 53 spectroradiometers 53 Uncooled 53 HMCS Corner Brook 53 Sniper pods 53 UHD ™ 53 synthetic aperture 53 Inmarsat Fleet 53 P3C 53 Satellite Successfully Launched 53 maritime subsurface 53 indigenously built 53 EDXRF 53 AIR WEAPONS 53 minehunters 53 Launched Successfully 53 Contractor Logistics 53 MTSAT 1R 53 Navy RMN 53 E 8C 53 MUOS satellites 53 Intercontinental Ballistic Missiles ICBMs 53 INS Arihant 53 Pressure Transducer 53 airborne radars 53 TADS PNVS 53 Falcon #DX [001] 53 RAM Guided Missile 53 Infrared Countermeasure 53 MUOS satellite 53 AMRAAM missiles 53 Predator UAV 53 Phalanx Block 1B 53 Domain Awareness 53 Command AFSOC 53 Thermal Imagers 53 frigate Karlsruhe 53 Aegis BMD capability 53 cutter suction dredger 53 Railgun 53 Tor M2E 53 cutter Munro 53 Altitude Area 53 EGBU 53 uncooled infrared 53 HiLoad 53 pipelay vessel 53 MH #R helicopters 53 tank Nag 53 Vigilare 53 heavylift 53 Weapon Systems 53 KC #J Hercules 53 HERTI 53 Seakeeper 53 AH #D 53 Exoscan 53 Litening 53 Mars Analog Svalbard 53 Frigates 53 endurance UAV 53 missile frigates 53 Laser Radar 53 Maritime Surveillance 53 supply ship Weishanhu 53 BlueView 53 Tomahawk Block 53 Piranema 53 TCDL 53 Block IIA 53 waterjet propulsion 53 Raytheon APG 53 Suite VIIRS 53 USS Ramage DDG 53 INS Ranjit 53 Air Launched Decoy 53 Songa Dee 53 MK# lightweight 53 Giraffe AMB 53 M# Howitzer 53 VIPER HMD 53 Mazagon Dock 53 Echoscope 53 TOFTs 53 Alpha Ventus 53 CROWS II 53 Electronic Warfare EW 53 Mine Countermeasures 53 Samidare 53 infrared countermeasures 53 Sky MAXX 53 Defense THAAD 53 Initial Production LRIP 53 littoral combat 53 Satellite GOSAT 53 Mirage #N 53 Apache AH #D 53 MQ 1C 53 High Altitude Airship 53 GMCP 53 STP S# 53 ballistic missile SLBM 53 AC #H Spectre 53 electromagnetic flowmeter 53 Wave Glider 53 KD Tunku Abdul Rahman 53 Targeting Forward Looking 53 Unmanned Aerial Vehicles UAVs 53 GMLRS 53 shipset 53 Meteorological Satellite 53 Brahmos missile 53 Interferometric 53 dismounted soldier 53 LADAR 53 Marine Corps AH 1Z 53 subsonic cruise 53 ramjet engine 53 Yuri Dolgoruky 53 GPS IIIA 53 AN/TPQ-# Firefinder 53 Space Fence 53 EASy 53 Expeditionary Fighting Vehicle EFV 53 electro-optical/infrared sensor 53 roll-on/roll-off ships 53 BMC2 53 Sevmash plant 53 Dhirubhai Deepwater KG2 53 AN/APS-# 52 breathing supersonic combustion 52 Sonardyne 52 ARDE 52 UH 1Y 52 Enhanced AN/TPQ-# 52 Baltic Fleet 52 Advanced Tactical 52 TecSAR 52 ballistic missile submarine 52 C NOFS 52 NAVOCEANO 52 exo atmosphere 52 spokesman Igor Dygalo 52 HAWK helicopter 52 Longbow Apache 52 Interceptor Boats 52 Fire Scout VTUAV 52 Sensis MDS 52 INS Rajput 52 AH 1Z 52 Navy destroyers 52 GOES satellites 52 Modernized GPS Satellite 52 UH #As 52 JLTV prototype 52 Okeanos Explorer 52 Molniya 52 ramjet 52 WGS satellites 52 P3C Orion aircraft 52 aircrew situational awareness 52 PAAMS 52 ENVG 52 Spirent GSS# 52 datalinks 52 TACAN 52 HMS Vigilant 52 amphibious warfare ship 52 Navys 52 Trident ballistic missile 52 Hyperspectral Imager 52 sonobuoy 52 SELEX Galileo 52 Boeing AH #D 52 SDD phase 52 X #B Unmanned 52 Excalibur Ib 52 Sperry Marine 52 TUAV 52 Blackseafor 52 AH #D Apache 52 WAAS EGNOS 52 Kaveri engine 52 Next Generation Jammer 52 Attack Missile 52 Joint Capability 52 Laser JDAM 52 Vertical Landing 52 LANTIRN 52 THAAD Battery 52 ASTRA 1L 52 Goliat FPSO 52 SATCOM terminals 52 EH# helicopter 52 Admiral Levchenko 52 Successfully Tests 52 NAWCAD 52 STUAS Tier II 52 WC #J 52 ParcAberporth 52 bollard pull 52 Prithvi II 52 Tejas Light 52 MR TCDL 52 RAF Tornados 52 Aerial Vehicle VTUAV 52 Forward Looking Infrared 52 Anchor Handling Towing 52 Air Warfare Destroyers 52 Express AM# 52 LZ# [002] 52 nautical charting 52 HMS Turbulent 52 MQ 1B Predator 52 Paveway IV 52 CIRCM 52 Re engining 52 Shadow Tactical Unmanned 52 FREMM 52 JMSDF 52 JSTARS 52 Spearfish torpedoes 52 POES satellites 52 Point Mugu Calif. 52 Hsiung Feng III 52 amphibious warships USS Kearsarge 52 Missile IRBM 52 Jamaran destroyer 52 Ramform 52 Tactical Engagement 52 antiship 52 Remotely Operated Vehicle 52 CCMRF 52 sonars 52 Tu #M# bombers 52 Seapower Capability Center 52 C2PC 52 KD Lekiu 52 Electro Optical Targeting 52 CTOL 52 FT IR spectrometer 52 Joint Experimentation 52 System GMLRS 52 NAVSTAR GPS 52 FLIR Forward Looking 52 EJ# [001] 52 endo atmospheric 52 FV# [001] 52 Hatf VI missile 52 Electro Magnetic 52 FTIR spectrometer 52 C4I systems 52 MQ 5B 52 Astrotech payload processing 52 antiship missiles 52 Havila Shipping 52 Topol M ICBM 52 Roncador 52 Ramform Sterling 52 TerraSAR X 52 Tropospheric Emission Spectrometer 52 VTOL UAV 52 stealth warship 52 aframax 52 Cruiser Modernization 52 JHPSSL 52 periscope depth 52 NAVSO 52 Starter Generators 52 Shipboard 52 SSDS Mk 2 52 ECPINS ® 52 SLBMs 52 Polarcus Nadia 52 Star SAFIRE 52 USS Arleigh Burke 52 surface Prithvi missile 52 Measures ESM 52 Agilent #A [002] 52 TOW missile 52 M#B 52 Puma AE 52 jackup drilling rig 52 MH #R Seahawk 52 Electro Optical EO 52 Project Wedgetail 52 Riegl 52 submarines homeported 52 Navy F/A-#s 52 Full Operational Capability 52 M# ASV 52 Arleigh Burkes 52 USS Vella 52 SeaAccess 52 interceptors launchers 52 HH #H 52 Rolls Royce Turbomeca 52 ST5 52 earth orbiting satellites 52 ASTRA 1KR 52 WATCHKEEPER 52 USS Preble DDG 52 Erieye 52 LTS# 52 radar altimeter 52 AJ# engine 52 ScanEagle UAV 52 Turbo Mallard 52 ScanEagle unmanned aircraft 52 Vehicle OBV 52 Staff Admiral Nirmal 52 E #mm f/4L 52 Leica HDS# 52 Operational Evaluation 52 Falcon #LX [001] 52 Northrop Grumman Sperry 52 Marlim Sul 52 Block IIR 52 TanDEM X 52 Wideband Gapfiller Satellite 52 JIATF S 52 DuraCOR 52 EPOCh 52 semi submersible vessel 52 Milstar satellite 52 P3C Orion 52 electric ion propulsion 52 LISA Pathfinder 52 Sovremenny class destroyers 52 Kongsberg Defence & 52 GIOVE B 52 JAGM 52 NLOS C 52 Missile Cruiser 52 KD Tun Razak 52 Battlespace 52 SBIRS HEO 52 surface combatant 52 Excalibur Ia 52 Launch Vehicle EELV 52 LHDs 52 sonar evading 52 Wideband Networking Waveform 52 Remote Operated Vehicle 52 9FB 52 Evaluation Squadron 52 derrick barge 52 Langley AFB 52 STUAS 52 Economic Exclusion Zone 52 LEOP 52 fleet oilers 52 GPS 2R 52 Technology Demonstration JCTD 52 Hydrographic Survey 52 CTS# [002] 52 UH 1Y Huey 52 L5 signal 52 Unmanned Aerial Vehicles UAV 52 NH# TTH 52 Aircrew Training 52 Valiant Shield 52 ballistic missiles SLBMs 51 composite payload fairing 51 Minas Passage 51 Tornado F3 51 P 3C aircraft 51 Inmarsat FleetBroadband 51 Anglian Monarch 51 GeoStreamer ® 51 Combat Identification 51 Landing CTOL 51 Topol M intercontinental ballistic 51 F #Bs 51 radio occultation 51 interceptor boats 51 CrIS 51 LITENING AT 51 MWIR 51 lidar instrument 51 A#T Hummingbird 51 Transas 51 Electro Optical 51 Hatf IV 51 Fleet F# 51 USS Benfold DDG 51 System VLS 51 eyepiece #/#s f/#.# 51 REMUS 51 Vice Adm. Wiliam 51 AESA 51 stealth frigates 51 Nerpa submarine 51 MILES IWS 51 Prithvi missiles 51 IRBM 51 Multispectral 51 LFA sonar 51 Infrared Countermeasures 51 Bulava intercontinental missile 51 maritime interdiction 51 FPSO vessels 51 HMAS Hobart 51 SSBNs 51 Advanced Microwave Scanning 51 Towed Array 51 Patuxent River MD 51 Pusnes 51 Strain Gauge 51 Small Diameter Bomb 51 paveway II 51 Amphibious Squadron PHIBRON 51 Electric Propulsion 51 chartplotters 51 SH #B helicopter 51 C 5M 51 Ålesund Norway 51 #mm Gatling gun 51 Scorpenes 51 EO IR 51 particle separator 51 Autonomous Benthic Explorer 51 pound GBU