NF L22-591
NF L22-591

NF L22-591

July 1978
Standard Cancelled

Self-locking anchor nuts, miniature series, two lugs, deep counterbore in silver-plated E-Z6 nct 25 corrosion-resisting steel. ISO thread.

Ces écrous sont destinés aux assemblages sollicités principalement au cisaillement. - Classe de résistance : 1 100 MPa. - Température maximale d'utilisation : 425 °C.

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National standards and national normative documents

Publication date

July 1978

Number of pages

3 p.

Reference

NF L22-591

ICS Codes

49.030.30   Nuts

Classification index

L22-591

Print number

1 - août 1978
Sumary
Self-locking anchor nuts, miniature series, two lugs, deep counterbore in silver-plated E-Z6 nct 25 corrosion-resisting steel. ISO thread.

Ces écrous sont destinés aux assemblages sollicités principalement au cisaillement. - Classe de résistance : 1 100 MPa. - Température maximale d'utilisation : 425 °C.
Replaced standards (1)
NF L22-555
NF L22-555
May 1966
Standard Cancelled
Aircraft fasteners. Self-locking anchor nuts, not countersunk, reduced, with two lugs. Maximum temperature : 260 degrees C - 425 Degrees C.

Standard replaced by (1)
NF L22-591
NF L22-591
September 2000
Standard Cancelled
Aircraft bolts and nuts - Nuts, anchor, self-locking, two lug, reduced series, with counterbore, ISO M or ISO MJ threads, in corrosino resisting steel, silver plated - Classification : 1 100 MPa (at ambient temperature) / 425 °C

Le présent document spécifie les caractéristiques des écrous à river, à freinage interne, double patte, série réduite, avec chambrage, à filetage ISO M ou ISO MJ, en acier résistant à la corrosion, argentés, pour constructions aéronautiques.

Table of contents
  • 1 - OBJET
  • 2 - DOMAINE D'APPLICATION
  • 3 - RÉFÉRENCES
  • 4 - DIMENSIONS
  • 5 - MATÉRIAU - TRAITEMENT DE SURFACE
  • 6 - DÉSIGNATION
  • 7 - MARQUAGE
  • 8 - CONDITIONS DE RÉCEPTION
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