NS EN 3727 : 1ED 2006

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Description
5 Requirements
6 Quality assurance
7 Packaging
8 Certificate of compliance
Annex A (normative) Sand and dust test
Annex B (normative) Test on the running behaviour of the
        bearing and performances of seals and shields at
        temperature limits
Annex C (normative) Verification of radial and axial
        runout on the bearing without flange alignment
        housing
Annex D (normative) Verification of internal clearances
        on the bearing without flanged alignment housing
Annex E (normative) Verification of permissible ultimate
        static loads
Annex F (normative) Lubricants - Basic characteristics
Annex G (normative) Verification of the tilting torque
        of the bearing in the flanged housing
Annex H (normative) Test of the radial runout for the
        hose circle bearing fit and of the flanged housing
        spherical diameter
Annex I (normative) Simplified qualification procedure

Describes the required characteristics, inspection and test methods, qualification and acceptance conditions for airframe bearings with flanged alignment housing.