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DI-QCIC-81960

Measurement System Evaluation (MSE) - Measurement and Inspection Equipment System Design Documentation for Acceptance of Product

Describes the Acceptance Inspection Equipment (AIE), Automated AIE (AAIE), and measurement systems used to meet inspection and test requirements for delivered units, and evaluates whether these designs meet contract requirements.

Approval DateFebruary 25, 2014
AMSC Number9461
Preparing Activity—
Project Number—
OPR(AR), RDAR-EIQ-SE
DTIC Applicable—
GIDEP ApplicableNo
Limitation—
Applicable Forms—
Approval Limitation—
Form Version—
DID Formatfree_text
963C CompliantYes
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
Supersedes
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Related
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Description & Purpose

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Application & Interrelationship

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Use & Relationship

The Measurement and Inspection Equipment System Design documentation for Acceptance of Product describes the Acceptance Inspection Equipment (AIE), Automated AIE (AAIE), and various measurement systems, used to meet the inspection and test requirements to deliver units and other end products that conform to contract, specification, QAP and drawing requirements. This documentation is used to evaluate the acceptability of these designs to meet contract requirements.

a. This Data Item Description (DID) contains the format and content preparation instructions for the data product generated by the specific requirement delineated in the contract.

b. This DID is applicable to all AIE as required by the contract.

Preparation Instructions

1Reference Documents.The applicable documents cited herein, including their approval dates and dates of any applicable amendments, notices, and revisions, shall be as cited in contract documentation.
2Format.Contractor's format is acceptable.
3Content.An AIE package shall include the following (as applicable).
3.1Cover Sheet.Cover sheet information includes the following:
3.1.1Prime contractor name, address, and contact information.
3.1.2Contract number.
3.1.3Nomenclature of item(s) being produced under contract.
3.1.4Applicable drawing(s), specifications and Quality Assurance Provisions (QAPs).
3.1.5Date and revision of "New" or "Revised" documentation.
3.1.6Sub-component or assembly (if applicable).
3.1.7Subcontractor(s) name, address, and contact information (if applicable).
3.2Measuring and Inspection Equipment System Design Documentation.Measuring and inspection equipment system design documentation covers a variety of measurement systems and equipment used to evaluate acceptability of units to meet requirements. See ISO 9000 paragraph 3.8.2, Inspection and 3.10.4, Measuring Equipment.
3.3Master List / Matrix.A detailed Master List or Matrix cross references each characteristic and its inspection requirement from the applicable drawings, specifications and QAPs with the proposed inspection methods and equipment. The Master List or Matrix information includes the following:
3.3.1Drawing, specification or QAP number with revision and date of item being inspected.
3.3.2Amendments, Engineering Change Proposals (ECPs), Notices of Revision (NORs), etc.
3.3.3Specification or QAP paragraph number.
3.3.4Drawing, specification, or QAP characteristic letter/number, description, and inspection requirement.
3.3.5Inspection method with AIE identification with description, revision, and date.
3.3.6Clearly indicate any revisions from previous submission(s).
3.4Go-No Go/Functional Gages.Gage information includes the following:
3.4.1Gage drawing number (design identification) with revision and date.
3.4.2Drawings showing gage dimensions with tolerances.
3.4.3Drawings showing gage material with surface finish and hardness of contacting gage elements.
3.4.4Associated inspection procedures and theory of operation (as required, see ISO 10012).
3.5Standard Measurement Equipment (SME).SME information includes the following:
3.5.1Manufacturer, model, resolution, and accuracy.
3.5.2Associated inspection procedures and theory of operation (as required, see ISO 10012).
3.6Special Inspection Equipment/Methods.It includes Coordinate Measuring Machines (CMM), Tool Control (TC), Non-Destructive Testing (NDT), Automated Acceptance Inspection Equipment (AAIE), Destructive, Environmental, and Functional Test Equipment. It also includes inspection equipment that is not commercially available along with the corresponding design drawings.
3.6.1Coordinate Measuring Machine (CMM).CMM information includes the following per ASME B89.4.10360.2-2008:
3.6.1.1Establishment of the geometry (Datums) and inspection process of the desired characteristic by the CMM. Include the number and location of probe hits to establish geometry (Datums) and any axis necessary to adequately inspect the feature.
3.6.1.2Environmental conditions and limits which may influence measurements.
3.6.1.3Operating procedures including machine start/warm up cycles, probing system qualification, probe cleaning, and probe calibrations.
3.6.1.4Periodic reverification tests in accordance with the user's specification and manufacturer's procedures including repeatability of point coordinates and length measurement and repeatability.
3.6.1.5Interim checks between periodic reverifications.
3.6.1.6Procedure for checking the CMM immediately after a significant event which could impact CMM performance.
3.6.2Tool Control (TC).Tool Control information includes the following:
3.6.2.1Measurements of form tools (punches, dies, molds, etc.) and correlation data between tool dimension and component dimension.
3.6.2.2Inspection frequency and gages used to measure the form tooling.
3.6.2.3Process control parameters that affect the component dimension.
3.6.2.4Procedures for tool control inspection including out of tolerance tool control dimension procedures, corrective action plans, and segregation of product since last successful inspection.
3.6.3Non-Destructive Testing (NDT).NDT information includes the following:
3.6.3.1Written procedures for the qualification and certification of NDT personnel and the certification records for each inspector, as described in NAS410 (NAS Certification & Qualification of NDT Personnel), ANSI/ASNT-CP-189 (ASNT Standard for Qualification and Certification of NDT Personnel), or SNT-TC-1A (Recommended Practice for Personnel Qualification and Certification in NDT), and additional procedures identified by the Government.
3.6.3.2Records for other certification standards shall identify the applicable standard and confirm the levels of qualification of individuals responsible for acceptance of product to be consistent with those defined in the standard.
3.6.3.3The design documentation, specific application techniques, and operating procedures in accordance with ASTM E 543 (Standard Specification for Agencies Performing Nondestructive Testing) and the applicable nationally recognized standard practice(s) specific to the NDT method(s) employed on the contract, such as ASTM E-1742 (Standard Practice for Radiographic Examination) and SAE-AMS-STD-2154 (Inspection, Ultrasonic, Wrought Metals, Process For).
3.6.3.4Documentation on application techniques shall identify the applicable standard(s) utilized.
3.6.4Automated Acceptance Inspection Equipment (AAIE) & Complex Designs.For AIE designs that are complex in nature, (e.g., open set-up, computer controlled, numerically controlled, multistation, and acceptance inspection equipment which is part of an integrated production and assembly system) the following information is to be provided:
3.6.4.1Concept designs (MIL-A-70625A, p. 3, paragraph 3.2.1) includes:
3.6.4.1.1Sketches of the inspecting elements.
3.6.4.1.2Theory of operation including mechanical, electrical, and unique software operating conditions with associated logic flow diagrams.
3.6.4.1.3Description of the calibration and verification programs and standards.
3.6.4.1.4Description of all fail-safe measures that lead to rejection of Unit Under Test (UUT).
3.6.4.1.5A proposed test plan to qualify the accuracy of inspection and correctness of accept or reject decisions and resultant actions.
3.6.4.1.6Manufacturer, model, resolution, and accuracy of any commercial device to be incorporated in the design.
3.6.4.1.7A method for verifying the integrity of the code (e.g., checksum or cyclic redundancy check).
3.6.4.2Detailed proposed designs (MIL-A-70625A, p. 4, paragraph 3.2.2) include:
3.6.4.2.1After concept approval and before any fabrication:
3.6.4.2.1.1Drawings of the inspecting elements.
3.6.4.2.1.2Proposed system operation including mechanical, electrical, and unique software operating conditions with associated logic flow diagrams. Drawings of the calibration or verification standards.
3.6.4.2.1.3The computer test program to include software version, software design parameters, and flow charts showing acceptance/rejection settings and computer generated test stimuli (as differentiated from computer controlled standard test equipment stimuli).
3.6.4.2.1.4Schematic or block diagram of test and measuring circuits where applicable.
3.6.4.2.1.5Layout or block diagram showing overall equipment arrangement and interconnection, including the Unit Under Test (UUT).
3.6.4.2.1.6Details of adapters, cables, holding fixtures and like items as applicable.
3.6.4.2.2Before performing the test to qualify the AIE:
3.6.4.2.2.1Setup, calibration, operation, and verification instructions.
3.6.4.2.2.2The final test plan.
3.6.4.2.2.3Computer test program, acceptance/rejection settings and a flow diagram.
3.6.4.2.2.4Detailed operating instructions indicating application of the AIE and the acceptance/rejection settings.
3.6.4.2.2.5The calibration program for each item of computer controlled test equipment and a sample printout of an actual test and calibration.
3.6.4.2.2.6A printout of the work instructions which are displayed for the operator.
3.6.4.3Final designs (MIL-A-70625A, p. 6, paragraph 3.2.5) include:
3.6.4.3.1Results of the test including data generated, printout of test results (when normally generated), unique software test results, and calibration results.
3.6.4.3.2Design depicting the equipment as it was tested.
3.6.4.3.3Setup, calibration, operation, and verification procedures
3.6.4.3.4Calibration and verification records.
3.6.5Destructive, Environmental, and Functional Test Equipment.For Destructive, Environmental, and Functional (DEF) test equipment, the following information is to be provided:
3.6.5.1Proposed AIE designs include:
3.6.5.1.1Theory of operation.
3.6.5.1.2Detailed drawings or sketches of the inspecting and testing elements and sufficient detail for supporting elements to facilitate evaluation for adequacy.
3.6.5.1.3Manufacturer, model, resolution, and accuracy of any commercial device to be incorporated in the design along with any modifications in design or use.
3.6.5.1.4Description of the calibration and verification programs and standards.
3.6.5.1.5A proposed test plan to qualify the accuracy of inspection and correctness of accept or reject decisions and resultant actions (as required).
3.6.5.1.6Setup, calibration, operation, and verification procedures and parameters.
3.6.5.1.7Settings, test conditions, calculations, and verification.
3.6.5.1.8Calibration and verification records.
3.6.5.2When DEF test equipment consists of AAIE or complex Designs, AIE design submissions shall include the requirements of paragraph 3.6.d above.
3.6.6Measurement Systems Analysis (MSA).MSA is any of a number of specialized methods useful for studying a measurement system and its properties (ASTM E2782, paragraph 3.1.7). There are several basic properties of measurement systems that are widely recognized among practitioners. These are repeatability, reproducibility, linearity, bias, stability, consistency, and resolution (ASTM E2782, paragraph 5.4). An MSA is to include these properties, as applicable.

References

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