ISO 7720:1983

Prevailing torque type all-metal hexagon nuts, style 2 — Property class 9

Écrous hexagonaux à freinage interne, à couple préalable (tout métal), style 2 — Classe de qualité 9

Šestrobe torne zaščitne matice, tip 2 - Trdnostni razred 9

General Information

• Status: Withdrawn
• Publication Date: 31-Aug-1983
• Withdrawal Date: 31-Aug-1983
• ICS: 21.060.20 - Nuts
• Technical Committee: ISO/TC 2 - Fasteners
• Drafting Committee: ISO/TC 2 - Fasteners
• Current Stage: 9599 - Withdrawal of International Standard
• Completion Date: 30-Oct-1997
• Ref Project: SIST ISO 7720:1996 - Prevailing torque type all-metal hexagon nuts, style 2 -- Property class 9

Relations

• Revised: ISO 7720:1997 - Prevailing torque type all-metal hexagon nuts, style 2 — Property class 9
• Effective Date: 15-Apr-2008

Standards Content (Sample)

International Standard 7720
INTERNATIONAL ORGANIZATION FOR STANDARDlZATIONOMEWUIYHAPOnHAR OPTAHH3AUWR Il0 CTAHAAPTH3AUHHWRGANlSATlON INTERNATIONALE DE NORMALISATION
Prevailing torque type all-metal hexagon nuts, style 2 -
Property class 9
Écrous hexagonaux à freinage interne, à couple préalable (tout métal), style 2 - Classe de qualité 9
First edition - 1983-09-15
UDC 621.882.31 Ref. No. IS0 T720-1983 (E)
Descriptors : fasteners, nuts (fasteners), hexagonal nuts, dimensions, specifications, designation.
Price based on 3 pages

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Foreword
IS0 (the International Organization for Standardization) is a worldwide federation of
national standards bodies (IS0 member bodies). The work of developing International
Standards is carried out through IS0 technical committees. Every member body
interested in a subject for which a technical committee has been authorized has the
right to be represented on that committee. International organizations, governmental
and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the technical committees are circulated to
the member bodies for approval before their acceptance as International Standards by
the IS0 Council.
International Standard IS0 7720 was developed by Technical Committee ISO/TC 2,
Fasteners, and was circulated to the member bodies in December 1981.
It has been approved by the member bodies of the following countries:
Australia Hungary Norway
Brazil
India Poland
Canada Ireland Romania
China South Africa, Rep. of
Italy
Czechoslovakia Japan Spain
Korea, Dem. P. Rep. of Sri Lanka
Denmark
Egypt, Arab Rep. of Korea, Rep. of Switzerland
Finland Mexico USA
France Netherlands
Germany, F. R . New Zealand
The member bodies of the following countries expressed disapproval of the document
on technical grounds:
Belgium
United Kingdom
USSR
O International Organization for Standardization, 1983
Printed in Switzerland

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~~
IS0 7720-1983 (E)
INTERNATIONAL STANDARD
Prevailing torque type all-metal hexagon nuts, style 2 -
Property class 9
Scope and field of application
1
This International Standard specifies the characteristics of prevailing torque type all-metal hexagon nuts with thread sizes from M 5 to
M 36 inclusive, in property class 9 and product grades A ld 4 M 16) and B (d > M 16).
If other specifications are required, it is recommended that they should be selected from existing International Standards, for example
IS0 261, IS0 898, IS0 965, IS0 2320, IS0 4759/1.
For property classes 5, 8 and 10 nuts, see IS0 7719.
2 Ref
...

SLOVENSKI STANDARD
SIST ISO 7720:1996
01-april-1996
âHVWUREHWRUQH]DãþLWQHPDWLFHWLS7UGQRVWQLUD]UHG
Prevailing torque type all-metal hexagon nuts, style 2 -- Property class 9
Écrous hexagonaux à freinage interne, à couple préalable (tout métal), style 2 -- Classe
de qualité 9
Ta slovenski standard je istoveten z: ISO 7720:1983
ICS:
21.060.20 Matice Nuts
SIST ISO 7720:1996 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST ISO 7720:1996

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SIST ISO 7720:1996
International Standard 7720
INTERNATIONAL ORGANIZATION FOR STANDARDlZATIONOMEWUIYHAPOnHAR OPTAHH3AUWR Il0 CTAHAAPTH3AUHHWRGANlSATlON INTERNATIONALE DE NORMALISATION
Prevailing torque type all-metal hexagon nuts, style 2 -
Property class 9
Écrous hexagonaux à freinage interne, à couple préalable (tout métal), style 2 - Classe de qualité 9
First edition - 1983-09-15
UDC 621.882.31 Ref. No. IS0 T720-1983 (E)
Descriptors : fasteners, nuts (fasteners), hexagonal nuts, dimensions, specifications, designation.
Price based on 3 pages

---------------------- Page: 3 ----------------------

SIST ISO 7720:1996
Foreword
IS0 (the International Organization for Standardization) is a worldwide federation of
national standards bodies (IS0 member bodies). The work of developing International
Standards is carried out through IS0 technical committees. Every member body
interested in a subject for which a technical committee has been authorized has the
right to be represented on that committee. International organizations, governmental
and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the technical committees are circulated to
the member bodies for approval before their acceptance as International Standards by
the IS0 Council.
International Standard IS0 7720 was developed by Technical Committee ISO/TC 2,
Fasteners, and was circulated to the member bodies in December 1981.
It has been approved by the member bodies of the following countries:
Australia Hungary Norway
Brazil
India Poland
Canada Ireland Romania
China South Africa, Rep. of
Italy
Czechoslovakia Japan Spain
Korea, Dem. P. Rep. of Sri Lanka
Denmark
Egypt, Arab Rep. of Korea, Rep. of Switzerland
Finland Mexico USA
France Netherlands
Germany, F. R . New Zealand
The member bodies of the following countries expressed disapproval of the document
on technical grounds:
Belgium
United Kingdom
USSR
O International Organization for Standardization, 1983
Printed in Switzerland

---------------------- Page: 4 ----------------------

SIST ISO 7720:1996
~~
IS0 7720-1983 (E)
INTERNATIONAL STANDARD
Prevailing torque type all-metal hexagon nuts, style 2 -
Property class 9
Scope and field of application
1
This International Standard specifies the characteristics of prevailing torque type all-metal hexagon nuts with th
...

2
Norme internationale 7720
INTERNATIONAL ORGANIZATION FOR STANDARDIZATIONOMEWYHAPOAHAR OPrAHH3ALIHR Il0 CTAHAAPTH3AUMH.ORGANlSATlON INTERNATIONALE DE NORMALISATION
Écrous hexagonaux à freinage interne, à couple préalable
(tout métal), style 2 - Classe de qualité 9
Prevailing torque type all-metal hexagon nuts, style 2 - Property class 9
Premiere édition - 1983-09-15
s CDU 621.882.31 Réf. no : IS0 7720-1983 (FI
Oescripteurs : élément de fixation, écrou, écrou hexagonal, dimension, spécification, désignation.
8
U
In
Prix basé sur 3 pages

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Avant-propos
L‘ISO (organisation internationale de normalisation) est une fédération mondiale
d’organismes nationaux de normalisation (comités membres de I’ISO). L‘élaboration
des Normes internationales est confiée aux comités techniques de I‘ISO. Chaque
comité membre intéressé par une étude a le droit de faire partie du comité technique
correspondant. Les organisations internationales, gouvernementales et non gouverne-
mentales, en liaison avec I’ISO, participent également aux travaux.
Les projets de Normes internationales adoptés par les comités techniques sont soumis
aux comités membres pour approbation, avant leur acceptation comme Normes inter-
nationales par le Conseil de I’ISO.
La Norme internationale IS0 7720 a été élaborée par le comité technique ISO/TC 2,
hérnents de fixation, et a été soumise aux comités membres en décembre 1981.
Les comités membres des pays suivants l’ont approuvée:
Afrique du Sud, Rép. d’ Nouvelle-Zélande
Espagne
Allemagne, R.F. Finlande Pays-Bas
Australie France Pologne
Brésil
Hongrie Roumanie
Canada Inde Sri Lanka
Chine Suisse
Irlande
Corée, Rép. de Italie Tc hécoslovaquie
Corée, Rép. dém. p. de Japon USA
Danemark Mexique
Égypte, Rép. arabe d’ Norvège
Les comités membres des pays suivants l’ont désapprouvée pour des raisons
techniques:
Belgique
Royaume-Uni
URSS
O Organisation internationale de normalisation, 1983 0
Imprimé en Suisse

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IS0 7720-1983 (FI
N O R M E I NTE R N AT1 O NA LE
Écrous hexagonaux à freinage interne, à couple préalable
(tout métal), style 2 - Classe de qualité 9
1 Objet et domaine d'application
La présente Norme internationale spécifie les caractéristiques des écrous hexagonaux à freinage interne, à couple préalable (tout
métal), de diamètre nominal de filetage M 5 à M 36 inclus, de la classe de qualité 9 et de grades A (d < M 16) et B id > M 16).
Si d'autres spécifications sont requises, il est recommandé de les choisir dans les Normes internationales existantes, par exemple
IS0 261, IS0 898, IS0 965, IS0 2320, IS0 4759/1.
Pour les écrous des classes de qualité 5, 8 et 10, voir IS0 7719.
2 Références
IS0 225, Géments de fixation - Boulons, vis, goujons et écrous - Symboles et désign
...