Failures of bolts in helicopter main rotor drive plate assembly due to improper application of lubricant

Engineering Failure Analysis

Volumn 10, Issue 4, 2003, Pages 443-451

  Eliaz, N ^a,b   Gheorghiu, G ^c   Sheinkopf, H ^c   Levi, O ^c   Shemesh, G ^c   Ben Mordechai, A ^c   Artzi, H ^c  

^a TEL AVIV UNIVERSITY   (Israel)

^b Massachusetts Institute of Technology Cambridge   (United States)

^c NONE

Author keywords

Aircraft; Assembly torque; Bolt failures; Preload; Thread lubrication

Indexed keywords

BOLTS; FRACTOGRAPHY; HARDNESS TESTING; HELICOPTER ROTORS; LUBRICANTS; METALLOGRAPHY; PLATES (STRUCTURAL COMPONENTS); STRAIN GAGES; TENSILE TESTING;

SHEAR BOLTS;

FAILURE (MECHANICAL);

FAILURE ANALYSIS; HELICOPTER; LUBRICANT; ROTOR SHAFT;

EID: 0038381702     PISSN: 13506307     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1350-6307(03)00018-9     Document Type: Article

References (6)

1. Shigley J.E. Mischke C.R. Mechanical engineering design 5th ed. 1989 McGraw-Hill New York (USA) p. 325-81 [chapter 8]
2. HS 5531: bolt, tension, flange head, double hexagon, Inconel 718, 220 ksi. McDonnell Douglas; 9 September 1987.
3. National Aerospace Standards NASM 1312-8: fastener test methods; method 8: tensile strength 1997 NAS UK
4. HS 5489: nut, double hexagon, self-locking, 220 ksi, Inconel 718. McDonnell Douglas; 8 October 1993.
5. Window AL. In: Window AL, editor. Strain gauge technology. 2nd ed. Essex (UK): Elsevier Applied Science; 1992. p. 85-95.
6. Aerospace structural metals handbook, vol. 2. Battelle's Columbus Laboratories (OH): Department of Defense; 1988.