EN 2755 : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
AEROSPACE SERIES - BEARINGS, SPHERICAL PLAIN IN CORROSION RESISTING STEEL WITH SELF-LUBRICATING LINER - ELEVATED LOAD AT AMBIENT TEMPERATURE - TECHNICAL SPECIFICATION
27-11-2021
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements characteristics, inspection and test method
5 Quality assurance
5.1 Production qualification
5.2 Acceptance conditions
5.2.1 Inspection and tests to be carried out by the
manufacturer
5.2.2 Purchaser's (user's) quality control
6 Packaging
7 Certificate of compliance
Annex A (normative) - Verification of permissible and
ultimate static loads
A.1 Permissible radial static load (C[s])
A.1.1 Principle
A.1.2 Method
A.2 Ultimate radial static load
A.2.1 Principle
A.2.2 Method
A.3 Permissible axial static load (C[a])
A.3.1 Principle
A.3.2 Method
A.4 Ultimate axial static load
A.4.1 General
A.4.2 Principle
A.4.3 Method
Annex B (normative) - Verification of dynamic radial
load (C[25])
B.1 Principle
B.2 Method
B.2.1 Testing at ambient temperature
B.2.2 Testing at low temperature
B.2.3 Testing at elevated temperature
B.4 Test at ambient temperature after immersion
Annex C (normative) - Fluids - Essential characteristics
C.1 Fuel for turbine aero engine
C.2 Fluids for de-icing circuit
C.3 Hydraulic fluids
C.3.1 Mineral fluid for hydraulic transmission
C.3.2 Phosphate of ester hydraulic fluid
C.4 De-icing and anti-icing fluids
Annex D (normative) - Measurement of the peel strength
of the liner
D.1 Principle
D.2 Method
Annex E (normative) - Simplified qualification procedure
E.1 Rules for application
E.1.1 General
E.2 Choice of references
E.3 Rules for qualification
E.4 Plain bearing distribution
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