MIL-HDBK-2193 Base Document:1994

1. SCOPE, PURPOSE AND IMPLEMENTATION GUIDANCE
   1.1 Scope
   1.2 Purpose
   1.3 Implementation guidance
2. REFERENCED DOCUMENTS
   2.1 Government documents
       2.1.1 Specifications and standards
   2.2 Other publications
   2.3 Order of precedence
3. DEFINITIONS
4. GENERAL REQUIREMENTS
   4.1 Compatibility
   4.2 Materials
   4.3 Environmental conditions
       4.3.1 Ambient pressure
       4.3.2 Ambient temperature
5. DETAILED REQUIREMENTS
   5.1 Materials
       5.1.1 Metals
       5.1.2 Plated coatings
              5.1.2.1 Cadmium and zinc plating
              5.1.2.2 Aluminum alloys
              5.1.2.3 Ferrous alloys
       5.1.3 Plastic parts
       5.1.4 Prohibited materials
       5.1.5 Mercury contamination
   5.2 Construction
       5.2.1 Standard parts
       5.2.2 Reverse installation
       5.2.3 Structural strength
       5.2.4 Weight
       5.2.5 Surface roughness
       5.2.6 Alignment
       5.2.7 Orifices
       5.2.8 Seals
              5.2.8.1 General
              5.2.8.2 O-rings
              5.2.8.3 Back-up rings
       5.2.9 Fasteners
              5.2.9.1 Threaded inserts
              5.2.9.2 Bolt hole diameter
              5.2.9.3 Safety
              5.2.9.4 Self-locking devices
       5.2.10 Retainer rings
              5.2.10.1 Load limitation
              5.2.10.2 Installation clearances and
                       tolerances
              5.2.10.3 Installation and removal
       5.2.11 Spring pins
       5.2.12 Function-adjustment screws
       5.2.13 Bleeding and sampling
       5.2.14 Fluid connections
              5.2.14.1 Bosses
              5.2.14.2 External tube connections
              5.2.14.3 Flanges
              5.2.14.4 Fluid connection marking
              5.2.14.5 Connector tubes
       5.2.15 Lubrication
       5.2.16 Lifting and handling attachments
       5.2.17 Identification of product
              5.2.17.1 Marking
   5.3 Test procedures
       5.3.1 Test conditions
              5.3.1.1 Adverse tolerance conditions
              5.3.1.2 Minimum clearance specimen
              5.3.1.3 Maximum clearance specimen
              5.3.1.4 Tolerance considerations
              5.3.1.5 Temperature
              5.3.1.6 Teat fluid and fluid temperature
              5.3.1.7 Immersion
              5.3.1.8 Parameters measurement
       5.3.2 Inspection routine
       5.3.3 Test methods
              5.3.3.1 Operation
              5.3.3.2 Salt fog
              5.3.3.3 Proof pressure
              5.3.3.4 Burst pressure
              5.3.3.5 Leakage tests
                       5.3.3.5.1 External leakage
                       5.3.3.5.2 Internal leakage
       5.3.4 Extreme temperature functioning
              5.3.4.1 Low temperature
              5.3.4.2 Intermediate temperature
              5.3.4.3 High temperature
       5.3.5 Endurance
       5.3.6 Fatigue
       5.3.7 Noise
       5.3.8 Vibration
       5.3.9 Reliability
       5.3.10 Maintainability
       5.3.11 Shock
       5.3.12 Contamination sensitivity
       5.3.13 Component cleanliness
   5.4 Drawing practices
6. NOTES
   6.1 Guidance for application of test requirements
       6.1.1 Components to military specifications
       6.1.2 Commercial components and components to
              shipbuilder prepared specifications
   6.2 Subject term (key word) listing

Covers general requirements that are common to most components used in ship hydraulic (power transmission and control) systems.