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  • MIL STD 6866 : 0

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    INSPECTION, LIQUID PENETRANT

    Available format(s):  Hardcopy, PDF

    Superseded date:  22-11-1996

    Language(s): 

    Published date: 

    Publisher:  US Military Specs/Standards/Handbooks

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    1.1 Purpose
    1.2 Application
    1.3 Classification
    1.3.1 Penetrant systems
    1.3.2 Developers
    1.3.3 Solvent removers
    2 Referenced documents
    2.1 Government documents
    2.1.1 Specifications and standards
    2.2 Other publications
    2.3 Order of precedence
    3 Definitions
    3.1 Background
    3.2 Black light
    3.3 Black light filter
    3.4 Bleedout
    3.5 Component
    3.6 Contaminant
    3.7 Contracting agency
    3.8 Dark adaptation
    3.9 Defect
    3.10 Developer
    3.11 Developer, dry
    3.12 Developer, nonaqueous
    3.13 Developer, wet (aqueous) soluble
    3.14 Developer, wet (aqueous) suspendible
    3.15 Drain time
    3.16 Drying oven
    3.17 Dwell time
    3.18 Emulsifier
    3.19 Emulsifier, hydrophilic
    3.20 Emulsifier, lipophilic
    3.21 Etching
    3.22 Evaluation
    3.23 Fluorescence
    3.24 Government procurement agency
    3.25 Hydro-air nozzle
    3.26 Indication
    3.27 In-process
    3.28 In-service
    3.29 Inspection
    3.30 Interpretation
    3.31 Linear indication
    3.32 NDT facility
    3.33 Penetrant
    3.34 Penetrant, post emulsifiable
    3.35 Penetrant, solvent removable
    3.36 Penetrant, water-washable
    3.37 Postcleaning
    3.38 Precleaning
    3.39 Prime contractor
    3.40 Relevant indication
    3.41 Reprocess
    3.42 Solvent remover
    4 General requirements
    4.1 Responsibility for inspection
    4.2 Specifying
    4.3 Personnel qualification
    4.4 Materials
    4.4.1 Qualified materials
    4.4.2 LOX compatible materials
    4.5 Equipment and facilities
    4.5.1 Processing
    4.5.2 Viewing
    4.6 Written procedure
    4.7 Inspection sequence
    4.7.1 Surface treatment
    4.7.2 Surface coatings
    4.8 Materials and process limitations
    4.9 Records
    5 Specific requirements
    5.1 Surface preparation
    5.1.1 Solvent cleaning
    5.1.2 Chemical cleaning
    5.1.3 Mechanical cleaning
    5.1.4 Etching
    5.2 Penetrant application and dwell
    5.3 Penetrant removal
    5.3.1 Method A process
    5.3.1.1 Manual spray
    5.3.1.2 Automated spray
    5.3.1.3 Manual wipe
    5.3.2 Method B process
    5.3.2.1 Lipophilic emulsifier application and dwell
    5.3.2.2 Rinsing
    5.3.3 Method C process
    5.3.4 Method D process
    5.3.4.1 Prerinse
    5.3.4.2 Hydrophilic emulsifier application and dwell
    5.3.4.3 Postrinse
    5.4 Drying
    5.4.1 Sequence
    5.4.2 Drying parameters
    5.5 Developing
    5.5.1 Dry developers
    5.5.2 Nonaqueous developers
    5.5.3 Aqueous developers, soluble and suspendible
    5.6 Inspection
    5.6.1 Type I processes
    5.6.2 Type II processes
    5.6.3 Evaluation
    5.6.3.1 Mechanical evaluation
    5.7 Postcleaning
    5.8 Quality assurance provisions
    5.8.1 Black lights
    5.8.2 White light
    5.8.3 System performance
    5.8.3.1 Known defect standards
    5.8.4 Materials
    5.8.4.1 Penetrants
    5.8.4.1.1 Brightness
    5.8.4.1.2 Water content (Method A penetrants only)
    5.8.4.1.3 Removability (Method A penetrants only)
    5.8.4.1.4 Sensitivity
    5.8.4.2 Emulsifiers
    5.8.4.2.1 Removability
    5.8.4.2.2 Water content (lipophilic emulsifier)
    5.8.4.2.3 Concentration (hydrophilic emulsifier)
    5.8.4.3 Developers
    5.8.4.3.1 Dry developer
    5.8.4.3.2 Aqueous developer (soluble and suspended)
    5.8.5 Inspection area
    5.8.6 Operating pressures/temperatures
    5.9 Marking
    5.9.1 Impression stamping
    5.9.2 Etching
    5.9.3 Dyeing
    5.9.4 Other identification
    5.9.5 Symbols
    6 Notes
    6.1 Intended use
    6.2 Nonmetallic components

    Abstract - (Show below) - (Hide below)

    Describes liquid penetrant inspection of non-porous, non-metal and metal components. Coverage includes referenced documents, definitions, materials, surface treatment, personnel qualifications, processing, surface treatment, records, inspection sequence, solvent cleaning, mechanical cleaning, dry developers, black lights, white lights, penetrant removal, and rinsing.

    General Product Information - (Show below) - (Hide below)

    Committee AREA NDTI
    Development Note SUPERSEDED BY ASTM E 1417-
    Document Type Standard
    Publisher US Military Specs/Standards/Handbooks
    Status Superseded
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    MIL STD 2175 : A CASTING, CLASSIFICATION AND INSPECTION OF
    MIL A 83577 : B ASSEMBLIES, MOVING MECHANICAL, FOR SPACE AND LAUNCH VEHICLES, GENERAL SPECIFICATION FOR
    SAE MAM 4131 : 1996 ALUMINUM ALLOY, DIE AND HAND FORGINGS 5.6ZN - 2.5MG - 1.6CU - 0.23CR (7075-T74) SOLUTION HEAT TREATED AND AGED
    MIL C 47269 : A CASTINGS, INSPECTION OF (FOR GUIDED MISSILE AND ROCKET MATERIAL)
    NASA MSFC SPEC 560 : 1988 THE FUSION WELDING OF STEEL, CORROSION AND HEAT RESISTANT ALLOYS
    MIL B 85667 : A BOLT, SLEEVE, STRAIGHT SHANK, PROTRUDING AND FLUSH HEAD GENERAL SPECIFICATION FOR
    MIL P 87988 : 0 PIN-RIVET, THREADED WITH HEX SOCKET
    SAE MAM 5401 : 2003 NICKEL ALLOY, CORROSION AND HEAT RESISTANT, INVESTMENT CASTINGS 62NI - 21.5CR - 9.0MO - 3.6CB VACUUM MELTED, VACUUM CAST AS CAST
    MIL P 71012 : A PISTOL, SEMIAUTOMATIC, COMPACT, 9MM: M11
    MIL F 60445 : C FIN AND NOZZLE ASSEMBLY, FOR ROCKET MOTOR 2.75 INCH MARK 4 AND MARK 40 PARTS FOR
    SAE AMS 2680 : 2010 ELECTRON-BEAM WELDING, FOR FATIGUE CRITICAL APPLICATIONS
    MIL B 85598 : 0 BEARINGS, ELASTOMERIC GENERAL SPECIFICATION FOR
    MIL STD 1261 : C ARC WELDING PROCEDURES FOR CONSTRUCTIONAL STEELS
    SAE MA 2060 : 2015 FITTINGS, WELDED, HYDRAULIC, TITANIUM AND CORROSION RESISTANT STEEL, 21 000 KPA, METRIC
    SAE AMS 5340 : 2018 STEEL, CORROSION RESISTANT, INVESTMENT CASTINGS, 14CR - 4.25NI - 2.25MO - 0.25CB - 3.25CU, HOMOGENIZATION AND SOLUTION HEAT TREATED
    SAE AMS F 7190 : 2016 FORGING, STEEL, FOR AIRCRAFT/AEROSPACE EQUIPMENT AND SPECIAL ORDNANCE APPLICATIONS
    NASA KSC SPEC Z 0005 : 1995 BRAZING - STEEL, COPPER, ALUMINIUM, NICKEL, AND MAGNESIUM ALLOYS, SPECIFICATION FOR
    MIL I 45914 : A INSERT, SCREW THREAD - LOCKED IN, KEY LOCKED
    NASA MSFC SPEC 504 : 1990 WELDING, ALUMINIUM ALLOYS
    MIL S 58112 : 0 SLING, MULTI LEG, HELICOPTER, EXTERNAL CARGO
    FF N 836 : E NUT, SQUARE, HEXAGON, CAP, SLOTTED, CASTLE, KNURLED, WELDING AND SINGLE BALL SEAT
    SAE AS 7100/1 : 2008 NATIONAL AEROSPACE AND DEFENSE CONTRACTORS ACCREDITATION PROGRAM (NADCAP) SURVEY CHECKLISTS FOR THE NDT SUPPLIERS ACCREDITATION PROGRAM
    MIL F 18280 : F FITTING, FLARELESS TUBE, FLUID CONNECTION
    MIL A 11356 : F ARMOR, STEEL, CAST, HOMOGENEOUS, COMBAT-VEHICLE TYPE (1/4 TO 8 INCHES, INCLUSIVE)
    MIL C 14613 : A CHARGER, BOLT, CALIBER .50 BROWNING MACHINE GUN, M10
    MIL STD 1891 : 0 BOLTS AND SCREWS, INSPECTION OF
    NAVSEA T9074 AS GIB 010/271 : 0 REQUIREMENTS FOR NONDESTRUCTIVE TESTING METHODS
    MIL N 85729 : 0 NUT, SELF-LOCKING, A-286, 160 KSI FTU, 450 DEGREES F, GENERAL SPECIFICATION FOR
    SAE AMS T 81915 : 2016 TITANIUM AND TITANIUM-ALLOY CASTINGS, INVESTMENT
    SAE AIR 4728 : 2013 REFERENCES, SPACECRAFT AND SPACECRAFT SERVICING, FLUID SYSTEM COMPONENTS (ABBREVIATIONS, ACRONYMS, DEFINITIONS, APPLICABLE DOCUMENTS AND ENVIRONMENTAL CONDITIONS)
    MIL A 5503 : E ACTUATOR, AERONAUTICAL LINEAR UTILITY, HYDRAULIC, GENERAL SPECIFICATION FOR
    MIL G 63343 : 0 GRENADE XM74, HEMISPHERES FOR
    SAE AS 4488 : 2013 TUBULAR ASSEMBLIES, FUSION WELDED, INSPECTION PROCESSES AND ACCEPTANCE STANDARDS FOR
    MIL F 7190 : B FORGING, STEEL, FOR AIRCRAFT AND AEROSPACE EQUIPMENT AND SPECIAL ORDNANCE APPLICATIONS
    NASA STD 6002 : 2008 APPLYING DATA MATRIX IDENTIFICATION SYMBOLS ON AEROSPACE PARTS
    MIL S 70335 : A SCREW THREADS, INTERNAL COLD FORMED, GENERAL SPECIFICATION FOR
    MIL W 5013 : L WHEEL AND BRAKE ASSEMBLIES - AIRCRAFT, GENERAL SPECIFICATION FOR
    MIL I 25135 : E INSPECTION MATERIALS, PENETRANTS
    MIL STD 40002 : 0 HEAT TREATMENT CODING SYSTEM, GENERAL
    SAE AS 13572 : 2014 SPRINGS, HELICAL, COMPRESSION AND EXTENSION
    SAE AMS STD 2175 : 2003 CASTINGS, CLASSIFICATION AND INSPECTION OF

    Standards Referencing This Book - (Show below) - (Hide below)

    MIL STD 410 : E NONDESTRUCTIVE TESTING PERSONNEL QUALIFICATION AND CERTIFICATION (EDDY CURRENT, LIQUID PENETRANT, MAGNETIC PARTICLE, RADIOGRAPHIC AND ULTRASONIC)
    MIL STD 45662 : A CALIBRATION SYSTEMS REQUIREMENTS
    MIL-STD-792F:2006 IDENTIFICATION MARKING REQUIREMENTS FOR SPECIAL PURPOSE COMPONENTS
    MIL P 47158 : 0 PENETRANT INSPECTION, SOUNDNESS REQUIREMENTS FOR MATERIALS, PARTS AND WELDMENTS
    ASTM D 2512 : 2017 Standard Test Method for Compatibility of Materials with Liquid Oxygen (Impact Sensitivity Threshold and Pass-Fail Techniques)
    MIL I 25135 : E INSPECTION MATERIALS, PENETRANTS
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