NASA Acronyms

Alphabetical Listing of NASA Acronyms

  • HX — Heat Exchanger
  • HXIS — Hard X-ray Imaging Spectrometer
  • HYD — Hydraulic Subsystem
  • HYD — HYdraulics
  • HYDROGEN — Purge
  • HYDROGEN — ReHydrogen Relief
  • HYG — LHypergolic
  • HYPACE — Hybrid Programmable Attitude Control Electronics
  • HZ — Hertz (Cycles Per Second)
  • I — NTC/0INTC/0Integrated Checkout
  • I — LAS Instrument Landing Approach System
  • I — LSP IntegratedLogistics Support Plan
  • I — DAC Integrated Digital-Analog Converter
  • I — DAS Integrated Data Acquisition System
  • I — DPS Interface Digital Processor
  • I — ECM Induced Environment Contamination Monitor
  • I — ECO Inboard Engine Cutoff
  • I — LCCS Integrated Launch Control And Checkout System
  • I — D&CA Inverter Distribution And Control Assembly
  • I — FIntermediate Frequency
  • I-LOAD — Initial-load
  • I@@PL — Implement
  • IACS — Inertial Attitude Control System
  • IAD — Interface Agreement Document
  • IAD — Interface Analysis Document
  • IAL — Immediate Action Letter
  • IAL — International Algebraic Language
  • IARS — Independent Air Revitalization System
  • IAS — Impact Assessment Sheet
  • IAS — Indicated Airspeed
  • IAS — Integrated Avionics System
  • IASS — Inverter/ATCS Support Structure
  • IAT — Integrated Avionics Test
  • IAV — Inventory Adjustment Voucher
  • IB — Inboard
  • IB — Inert Building
  • IB — Instruction Book
  • IBF — Internally Blown Flap
  • IBM — International Business Machines
  • IC — Intercomputer Communication
  • IC/ES — Intercommunication/Emergency Station
  • ICA — Item Change Analysis
  • ICAO — International Civil Aviation Organization
  • ICAO — International Civil Aviation Organization
  • ICAR — Investigation And Corrective Action Report
  • ICB — Interim Change Bulletin
  • ICB — Interrupt Control Block
  • ICC — Intercomputer Channel
  • ICC — Intercomputer Communication
  • ICC — Interface Control Chart
  • ICC — Interstate Commerce Commission
  • ICCB — Integrated Change Control Board
  • ICCP — Interface Coordination And Control Procedure
  • ICD — Interface Control Document
  • ICDR — Incremental Critical Design Review
  • ICDU — Inertial CouPling Data Unit
  • ICE — Input Control Element
  • ICF — Interface Control Function
  • ICG — In-Flight Coverall Garment
  • ICH — Interchanger
  • ICIO — Interim Cargo Integration Operations
  • ICMO — Integrated Configuration Ianagement Office
  • ICMS — Indirect Cost Management SYstem
  • ICMT — Intercontract Material Transfer
  • ICO — Integrated Checkout
  • ICOS — Improved Crew Optical Sight
  • ICOU — Inertial Coupling Data Unit
  • ICP — ICS Control Program
  • ICR — Instruction Change Request
  • ICT — Influence Coefficient Tests
  • ICTC — Interface Control Tool Ing
  • ICW — Interrupted Continuous Wave
  • ICWG — Interface Control Working Group
  • ID — Identification
  • IDA — Interface Display Assembly
  • IDB — Lnsuit Drink Bag
  • IDC — IMBLMS Digital Computer
  • IDC — Integrated Displays And Controls
  • IDC — InterfaceDocumentControl
  • IDCA — Inverter Distribution And Control Assembly
  • IDD — Interface Definition Document(s)
  • IDE — Initial Design Evaluation
  • IDENTIFICAT — Identification Data
  • IDG — Integrated Drive Generator
  • IDI — InstrumentationDataItems
  • IDMM — Intermediate And Depot Maintenance Manual
  • IDO — InterdivisionalOperations
  • IDP — Integrated DataProcessor
  • IDR — Initial Design Review
  • IDR — InterimDiscrepancyReport
  • IDR — IntermediateDesignReview
  • IDRD — Information Definition Requirements Document
  • IDRD — Internal Data Requirement Description
  • IDS — Interface Data Sheet
  • IDS — Item Description Sheet
  • IDSD — Institutional Data System Division (JSC)
  • IDSO — Interdivisional Sales Order
  • IDT — I-load Data Tape
  • IDTA — Interdivisional Technical Agreement
  • IDU — Interface Demonstration Unit

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