 | USAF C-9A Collins HSI Indicator Horizontal Situation Type 331A-8H DC, DC-9 MD-1 | 275.00 USD | |  |
 | AIM HSI 610-1 Horizontal Situation Indicator HSI 506-0021-901 Tested with Tag | 450.00 USD | |  |
 | Aeronetics HSI-315A Horizontal Situation Indicator - PN 520-3150-003 W/TRACE | 7500.00 USD | |  |
 | BENDIX HSI HORIZONTAL SITUATION DISPLAY IN-831 A P/N 4000172-8503 #2470 parts | 333.00 USD | |  |
 | BENDIX HSI HORIZONTAL SITUATION DISPLAY IN-831 A P/N 4000172-8513 #4959 | 540.00 USD | |  |
 | Trintec Horizontal Situation Indicator (HSI) Keychain | 11.95 USD | |  |
 | HONEYWELL HSI RD-650A P/N 7000469-909 HORIZONTAL SITUATION INDICATOR | 1500.00 USD | |  |
 | Collins HSI-85 Horizontal Situation Indicator 26V PN 622-4176-001 | 1520.95 USD | |  |
 | BENDIX HSI HORIZONTAL SITUATION DISPLAY IN-831 A P/N 4000172-8512 READ | 284.96 USD | |  |
 | BENDIX HSI HORIZONTAL SITUATION DISPLAY IN-831 A P/N 4000172-8512 #2597, #3929 | 540.00 USD | |  |
 | Aeronetics HSI-315A Horizontal Situation Indicator - Core - PN: 520-3150-003 | 2295.00 USD | |  |
 | Sandel HSI System | 1300.00 USD | |  |
 | 1.5" Sqare HSI Keychain | 9.95 USD | |  |
 | nsd-360,52d137-1333,hsi,slaved Hsi,century Flight Systems | 1500.00 USD | |  |
 | KING HSI SYSTEM | 795.00 USD | |  |
 | Horizontal Situation Indicator - slaved | 425.00 USD | |  |
 | AIM Horizontal Situation Indicator - PN: 506-0021-901 - Model: HSI 610-1 | 695.00 USD | |  |
 | Collins HSI-85 Horizontal Situation Indicator 26V PN 622-4176-001 | 1520.95 USD | |  |
 | Century HSI | 750.00 USD | |  |
 | Edo-Aire Mitchell Slaved HSI System P/N: 52D137-1332 W/ 90 Day Warranty | 1295.95 USD | |  |
 | Narco Horizontal Situation Indicator Slaved Electric Gyro PN HSI-100S-1 | 495.00 USD | |  |
 | King KI-525A HSI , Vertical Flag Sticks | 125.00 USD | |  |
 | HSI PROCESSOR UNIT - AIRCRAFT EQUIPMENT | 1000.00 USD | |  |
 | 622-4151-013 Collins Avionics HSI-84 Course Select Indicator AR | 299.99 USD | |  |
 | century hsi model 52d189 28v | 500.00 USD | |  |
 | horizontal situation indicator HSI415A 520-4150-007 OH Condition With 8130 | 2950.00 USD | |  |
 | HSI HORIZONTAL SITUATION INDICATOR * P/N 116730 (Mfr. Astronautics) | 20800.00 USD | |  |
 | King KI 525A HSI System | 900.00 USD | |  |
 | 520-8130-004 Aeroneics Horizontal Situation Indicator, 28 V, Serial #1156 | 320.00 USD | |  |
 | Bendix King KCS 55A Compass System with HSI | 1400.00 USD | |  |
 | Bendix King Horizontal Situation Indicator Display Gauge 4000172-8503 / IN-831A | 999.99 USD | |  |
 | COLLINS COURSE INDICATOR PN: 522-2638-00 Model HSI 331A-3G (Aircraft Parts) | 350.00 USD | |  |
 | STEC HSI P/N 6443-PA | 348.00 USD | |  |
 | Narco Horizontal Situation Slaved Electric Gyro Indicator PN HSI-100S | 498.95 USD | |  |
 | STEC HSI 6443, Guaranteed | 995.00 USD | |  |
 | HSI Slaved Navigation Situation Display 52D137-1120 | 500.00 USD | |  |
 | SPERRY RD550 HSI HORIZONTAL SITUATION INDICATOR PN: 7001179-966 | 1500.00 USD | |  |
 | KI 525A HSI Indicator | 75.00 USD | |  |
 | Collins Avionics Division/Rockwell Horizontal Situation Indicator 772-5025-008 | 113.00 USD | |  |
 | Edo-Aire Mitchell Slaved Navigation Situation Display HSI (14-28V) 52D137-2331 | 295.00 USD | |  |
 | HSI HORIZONTAL SITUATION INDICATOR * P/N 75500000-1 (Mfr. Litton / Clifton) | 27500.00 USD | |  |
 | KPI-550 A HSI PN 066-3013 | 285.00 USD | |  |
 | Collins HSI PN 522-2638-001 | 200.00 USD | |  |
 | 520-3151-003 HSI Alt HSI-315B | 2500.00 USD | |  |
 | HSI | 75.00 USD | |  |
 | Sandel Electronic HSI Kit / PN 3308 | 1400.00 USD | |  |
 | Bendix King KI-525A HSI with Gyro, Slaving Switch and Connectors. | 450.00 USD | |  |
 | Aircraft Instrument Panel HSI Fast Slave (Metal) | 62.00 USD | |  |
 | HSI NSD 52D137-2335 SN: 6647 EASA Form 1 2022, Guaranteed Working | 995.00 USD | |  |
 | STEC ST-180 HSI Indicator | 500.00 USD | |  |
 | King HSI System KCS55A | 879.00 USD | |  |
 | HSI TEST SET - AIRCRAFT INSTRUMENT TESTER | 1000.00 USD | |  |
 | Horizontal Situation Indicator | 450.00 USD | |  |
 | Century HSI 12/28v | 1500.00 USD | |  |
 | Bendix King KI525A HSI Pictorial Navigation Indicator PN: 066-3046-07 w/harness | 450.00 USD | |  |
 | Century HSI Navigation Situation Display NSD1000 P/N 52D189 | 1805.00 USD | |  |
 | Collins 772-5025-001GPS Horizontal Situation Indicator HSI | 735.00 USD | |  |
 | King HSI & Garmin aviation avionics | 225.00 USD | |  |
 | 1973 PIPER PA-31-350 NAVAJO BENDIX HSI HORIZONTAL SITUATION DISPLAY IN-831 A | 654.95 USD | |  |
 | HSI indicator KI-525A, PN 066-3046-01 Removed Working | 550.00 USD | |  |
 | HSI Aeronetics P/N 520-8131-104 | 600.00 USD | |  |
 | Bendix King KI-525A Plane HSI Part No: 066-3046-00 FAA Form Working Serviceable | 1600.00 USD | |  |
 | King KI-525A HSI , won’t pull the NAV flag. | 100.00 USD | |  |
 | nsd-360,52d137-1333,hsi,slaved Hsi,century Flight Systems | 450.00 USD | |  |
 | Bendexking KI-525A HSI Indicator | 500.00 USD | |  |
 | century HSI P/N 52d136-1333 | 850.00 USD | |  |
 | HSI P/N 52D137-2331 Slaved Navigation Situation Display | 2000.00 USD | |  |
 | Bendix King KI525A HSI Pictorial Navigation Indicator PN: 066-3046-07 & | 350.00 USD | |  |
 | 52D1389 Century HSI - Nav. Situation 28 Volts | 509.00 USD | |  |
 | Bendix King P/N 066-3046-07 14-28v KI 525A Pictorial Navigation Indicator HSI | 450.00 USD | |  |
 | Bendix king HSI KI525A | 360.75 USD | |  |
 | Bendix King Pictorial Navigation Indicator HSI P/N 066-3046-00 @ M1 | 230.00 USD | |  |
 | Bendix King KI 525A HSI Pictorial Navigation Indicator | 409.00 USD | |  |
 | Edo-Aire Mitchell Slaved Navigation Situation Display HSI P/N 52D137-1332 | 1000.00 USD | |  |
 | HSI 331A9G 792-6091-001 w/ August 2024 Repaired 8130 | 3350.00 USD | |  |
 | Edo-Aire Mitchell, Slaved HSI, P/N 52D137-1333, Removed Working | 250.00 USD | |  |
 | HSI Collins 331A-3G | 300.00 USD | |  |
 | Bendix/King KI-525A HSI PN: 066-3046-01 SN: 7179, Guaranteed | 595.00 USD | |  |
 | HSI Processor Unit HPU74A 622-6199-001 Removed Working | 200.00 USD | |  |
 | Sperry Horizontal Situation Indicator (Condition Unknown) P/N 7000469-905 | 500.00 USD | |  |
 | Used Collins HSI Processor Unit. P/N: 622-6199-001. Model HPU-74A | 195.00 USD | |  |
 | Collins 331A-3G HSI Course Indicator, P/N 522-2638-007, S/N 10517 – Used, Good C | 500.00 USD | |  |
 | HSI Control Panel HCP74 622-6200-002 Removed Working | 195.00 USD | |  |
 | HSI By Century Flight System Part Number 52d137-1333 | 1495.00 USD | |  |
 | Bendix King KI 525A HSI Pictorial Navigation Indicator | 239.00 USD | |  |
 | SANDEL HSI MOUNTING RACK PART NUMBER 61013 | 250.00 USD | |  |
 | Narco Avionics HSI 100 and HSI 100S Install Manual | 68.53 USD | |  |
 | 066-3046-00 KI-525A HSI - Used Avionics | 359.00 USD | |  |
 | Aviation Part: Century HSI P/N 52d136-1333 | 799.00 USD | |  |
 | HSI RD450 7002493-903 Removed Working | 695.00 USD | |  |
 | Bendix King KI525A HSI Pictorial Navigation Indicator PN: 066-3046-01 | 390.00 USD | |  |
 | H.S.I. - RD-44 Sperry Flight Systems | 1000.00 USD | |  |
 | Bendix King KI 525A HSI P/N 066-3046-00 with connectors | 500.00 USD | |  |
 | Edo-Aire Mitchell, slaved HSI, p/n 52D137-1333, perfect working condition | 555.00 USD | |  |
 | King KI525A Nav Ind HSI 066-3046-00 | 500.00 USD | |  |
 | Commander ARC Horizontal Situation Indicator IG-832A # 44690-000 Mitchell Cessna | 525.00 USD | |  |
 | KI525A P/N 066-3046-07 HSI | 450.00 USD | |  |
 | HSI HSI85 622-4176-004 w/ August 2024 Inspected 8130 | 6195.00 USD | |  |
 | Bendix Avionics IN-831A Horizontal Situation Display 4000172-8513 | 450.00 USD | |  |
 | Bendix/King KCS-55A (HSI) Compass System Freshly Removed From Sabreliner! | 3338.24 USD | |  |