MIL-STD-167-1A : 2005

1. SCOPE
   1.1 Scope
   1.2 Applicability
   1.3 Classification
2. APPLICABLE DOCUMENTS
   2.1 General
   2.2 Government documents
        2.2.1 Specifications, standards, and handbooks
   2.3 Order of precedence
3. DEFINITIONS
   3.1 Acceptance authority
   3.2 Amplitude, single
   3.3 Amplitude, vibratory displacement
   3.4 Balancing
        3.4.1 Balancing, multi-plane
        3.4.2 Balancing, single-plane (static)
        3.4.3 Balancing, two-plane (dynamic)
   3.5 Critical speed
   3.6 Environmental vibration
   3.7 Equipment
   3.8 Grade, balance quality
   3.9 Internally excited vibration
   3.10 Isolation mount
   3.11 Mass unbalance
   3.12 Maximum design rpm
   3.13 Method of correction
   3.14 Mode
   3.15 Plane, correction
   3.16 Plane, measuring
   3.17 Residual unbalance
   3.18 Resonance
   3.19 Response prominence
   3.20 Rotor, flexible
   3.21 Rotor, rigid
   3.22 Simple harmonic motion
   3.23 Test fixture resonance
   3.24 Transmissibility
4. GENERAL REQUIREMENTS
   4.1 Notification of tests
   4.2 Identification of component compliance
   4.3 Disposition of tested equipment
5. DETAILED REQUIREMENTS
   5.1 Type I - environmental vibration
        5.1.1 Basis of acceptability
        5.1.2 Test procedures
              5.1.2.1 Testing machine
              5.1.2.2 Additional test instrumentation
              5.1.2.3 Methods of attachment
                      5.1.2.3.1 Shipboard equipment
                      5.1.2.3.2 Shipboard portable and test equipment
                      5.1.2.3.3 Orientation for vibration test
              5.1.2.4 Vibration tests
                      5.1.2.4.1 Equipment operation
                      5.1.2.4.2 Exploratory vibration test
                      5.1.2.4.3 Variable frequency test
                      5.1.2.4.4 Exception
                      5.1.2.4.5 Alternative test amplitudes
                      5.1.2.4.6 Endurance test
                      5.1.2.4.7 Endurance test for mast mounted
                                equipment
              5.1.2.5 Test documentation
                      5.1.2.5.1 Test plan
                      5.1.2.5.2 Test report
        5.1.3 Exemption
        5.1.4 Extension of previous testing
              5.1.4.1 Extension documentation
   5.2 Type II - internally excited vibration
        5.2.1 Basis of acceptability
        5.2.2 Balance procedure for rigid rotors
              5.2.2.1 Balancing methods for rigid rotors
              5.2.2.2 Balance limits for rigid rotors
        5.2.3 Balance procedure for flexible rotors
              5.2.3.1 Balance limits for flexible rotors
              5.2.3.2 Vibration test procedure
                      5.2.3.2.1 Mounting
                      5.2.3.2.2 Measurements
                      5.2.3.2.3 Instruments
6. NOTES
   6.1 Intended use
   6.2 Acquisition requirements
   6.3 Associated Data Item Descriptions (DIDs)
   6.4 Tailoring guidance for contractual application
   6.5 Superseding data
   6.6 Subject term (key word) listing
   6.7 Changes from previous issue
   6.8 Guidance documents
TABLES
FIGURES

Describes procedures and establishes requirements for environmental and internally excited vibration testing of Naval shipboard equipment installed on ships with conventionally shafted propulsion.