Lubricants, industrial oils and related products (class L) -- Classification -- Part 1: Family A (Total loss systems)

ISO 6743-1:2002 establishes the detailed classification of family A (Total loss systems) which belongs to class L (Lubricants, industrial oils and related products).
This part should be read in conjunction with ISO 6743-99.

Lubrifiants, huiles industrielles et produits connexes (classe L) -- Classification -- Partie 1: Famille A (Graissage perdu)

L'ISO 6743-1:2002 établit la classification détaillée de la famille A (Graissage perdu) qui appartient à la classe L (Lubrifiants, huiles industrielles et produits connexes).
Il convient de lire ce document conjointement avec l'ISO 6743-99.

Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija - 1. del: Podskupina A (sistemi mazanja s popolnimi izgubami maziva)

General Information

Status
Published
Publication Date
30-Nov-2002
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2002
Due Date
01-Dec-2002
Completion Date
01-Dec-2002

Relations

Effective Date
12-May-2008
Effective Date
12-May-2008

Overview

ISO 6743-1:2002 defines the classification system for Family A (Total loss systems) within Class L - Lubricants, industrial oils and related products. It establishes a coding scheme and product categories for lubricants intended for total-loss applications (where the lubricant is consumed or not recovered). This part is intended to be read with ISO 6743-99 (General) and references the ISO 3448 viscosity classification.

Key topics and requirements

  • Detailed classification by code: Categories are designated by multi-letter symbols beginning with A (family identifier). The second letter groups product types (e.g., AY, AN, AB, AC).
  • Product composition categories:
    • AY: Mildly refined mineral oils for rough applications (axles, railway points). Note: some products may contain components harmful to health/environment.
    • AN: Refined mineral oils for lightly loaded parts (rolling bearings, plain hydrodynamic bearings).
    • AB: Refined mineral oils containing bitumen or additives to improve adhesiveness, extreme pressure or corrosion protection - used for open gears, wire ropes, chains.
    • AC: Oils from mineral, animal, vegetable or synthetic origins with additives for specific properties (e.g., saw chains). Annex A indicates additional sub-categories for low-temperature operability, oxidation stability and environmental acceptability (toxicity, biodegradability).
  • Viscosity designation: Categories AY, AN, AB are designated by ISO viscosity grades (VG) per ISO 3448 - e.g., ISO‑L‑AN 32 or L‑AN 32.
  • Environmental/regulatory note: Products that may be directly discharged to the environment must comply with applicable national regulations.
  • Scope limitations: Greases for some applications (open gears, wire ropes, exposed chains, bearings) may be used and are addressed separately.

Practical applications

  • Classification and selection of lubricants for total-loss systems such as:
    • Axles and railway switching points
    • Open gears, wire ropes and cranes
    • Chains (including saw chains and guide bars)
    • Lightly loaded bearings and plain bearings in hydrodynamic regimes
  • Useful for creating product datasheets, procurement specifications, maintenance schedules, and compliance assessments where lubricant recovery is not feasible.

Who uses this standard

  • Lubricant manufacturers and formulators
  • Equipment OEMs and designers specifying lubrication regimes
  • Maintenance engineers and reliability teams
  • Procurement and specification writers
  • Regulatory and environmental compliance professionals

Related standards

  • ISO 6743-99: Classification - General (must be read with Part 1)
  • ISO 3448: Industrial liquid lubricants - ISO viscosity classification
  • Other ISO 6743 parts: (F, D, H, T, C, M, R, X, Y, P, Q, G, U, E, etc.) for other lubricant families
  • ISO 11679 (in development at time of publication): Specifications for saw chain and guide bar lubricants (referenced in Annex A)

Keywords: ISO 6743-1, Family A, total loss systems, lubricant classification, industrial oils, ISO viscosity, saw chain lubricants, open gear oil, chain oil, railway point lubrication, lubricant specifications, biodegradability.

Standard

ISO 6743-1:2002 - Lubricants, industrial oils and related products (class L) -- Classification

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ISO 6743-1:2002 - Lubrifiants, huiles industrielles et produits connexes (classe L) -- Classification

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Standard – translation

SIST ISO 6743-1:2002

Slovenian language
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Frequently Asked Questions

SIST ISO 6743-1:2002 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Lubricants, industrial oils and related products (class L) -- Classification -- Part 1: Family A (Total loss systems)". This standard covers: ISO 6743-1:2002 establishes the detailed classification of family A (Total loss systems) which belongs to class L (Lubricants, industrial oils and related products). This part should be read in conjunction with ISO 6743-99.

ISO 6743-1:2002 establishes the detailed classification of family A (Total loss systems) which belongs to class L (Lubricants, industrial oils and related products). This part should be read in conjunction with ISO 6743-99.

SIST ISO 6743-1:2002 is classified under the following ICS (International Classification for Standards) categories: 75.100 - Lubricants, industrial oils and related products. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST ISO 6743-1:2002 has the following relationships with other standards: It is inter standard links to PSIST ISO 6743-1:2002, ISO 6743-1:1981. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

SIST ISO 6743-1:2002 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


INTERNATIONAL ISO
STANDARD 6743-1
Second edition
2002-09-01
Lubricants, industrial oils and related
products (class L) — Classification —
Part 1:
Family A (Total loss systems)
Lubrifiants, huiles industrielles et produits connexes (classe L) —
Classification —
Partie 1: Famille A (Graissage perdu)

Reference number
©
ISO 2002
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©  ISO 2002
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic
or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body
in the country of the requester.
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Tel. + 41 22 749 01 11
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E-mail copyright@iso.ch
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Printed in Switzerland
ii © ISO 2002 – All rights reserved

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO
member bodies). The work of preparing International Standards is normally carried out through ISO technical
committees. Each member body interested in a subject for which a technical committee has been established 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. ISO collaborates closely with the International Electrotechnical
Commission (IEC) on all matters of electrotechnical standardization.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3.
The main task of technical committees is to prepare International Standards. Draft International Standards adopted
by the technical committees are circulated to the member bodies for voting. Publication as an International
Standard requires approval by at least 75 % of the member bodies casting a vote.
Attention is drawn to the possibility that some of the elements of this part of ISO 6743 may be the subject of patent
rights. ISO shall not be held responsible for identifying any or all such patent rights.
ISO 6743-1 was prepared by Technical Committee ISO/TC 28, Petroleum products and lubricants, Subcommittee
SC 4, Classifications and specifications.
This second edition cancels and replaces the first edition (ISO 6743-1:1981), which has been technically revised.
ISO 6743 consists of the following parts, under the general title Lubricants, industrial oils and related products
(class L) — Classification:
 Part 1: Family A (Total loss systems)
 Part 2: Family F (Spindle bearings, bearings and associated clutches)
 Part 3: Family D (Compressors)
 Part 4: Family H (Hydraulic systems)
 Part 5: Family T (Turbines)
 Part 6: Family C (Gears)
 Part 7: Family M (Metalworking)
 Part 8: Family R (Temporary protection against corrosion)
 Part 9: Family X (Greases)
 Part 10: Family Y (Miscellaneous)
 Part 11: Family P (Pneumatic tools)
 Part 12: Family Q (Heat transfer fluids)
 Part 13: Family G (Slideways)
 Part 14: Family U (Heat treatment)
 Part 15: Family E (Internal combustion engine oils)
 Part 99: General
iv © ISO 2002 – All rights reserved

INTERNATIONAL STANDARD ISO 6743-1:2002(E)

Lubricants, industrial oils and related products (class L) —
Classification —
Part 1:
Family A (Total loss systems)
1 Scope
This part of ISO 6743 establishes the detailed classification of family A (Total loss systems) which belongs to
cla
...


NORME ISO
INTERNATIONALE 6743-1
Deuxième édition
2002-09-01
Lubrifiants, huiles industrielles et produits
connexes (classe L) — Classification —
Partie 1:
Famille A (Graissage perdu)
Lubricants, industrial oils and related products (class L) — Classification —
Part 1: Family A (Total loss systems)

Numéro de référence
©
ISO 2002
PDF – Exonération de responsabilité
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©  ISO 2002
Droits de reproduction réservés. Sauf prescription différente, aucune partie de cette publication ne peut être reproduite ni utilisée sous quelque
forme que ce soit et par aucun procédé, électronique ou mécanique, y compris la photocopie et les microfilms, sans l'accord écrit de l'ISO à
l'adresse ci-après ou du comité membre de l'ISO dans le pays du demandeur.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax. + 41 22 749 09 47
E-mail copyright@iso.ch
Web www.iso.ch
Imprimé en Suisse
ii © ISO 2002 – Tous droits réservés

Avant-propos
L'ISO (Organisation internationale de normalisation) est une fédération mondiale d'organismes nationaux de
normalisation (comités membres de l'ISO). L'élaboration des Normes internationales est en général confiée aux
comités techniques de l'ISO. Chaque comité membre intéressé par une étude a le droit de faire partie du comité
technique créé à cet effet. Les organisations internationales, gouvernementales et non gouvernementales, en
liaison avec l'ISO participent également aux travaux. L'ISO collabore étroitement avec la Commission
électrotechnique internationale (CEI) en ce qui concerne la normalisation électrotechnique.
Les Normes internationales sont rédigées conformément aux règles données dans les Directives ISO/CEI,
Partie 3.
La tâche principale des comités techniques est d'élaborer les Normes internationales. Les projets de Normes
internationales adoptés par les comités techniques sont soumis aux comités membres pour vote. Leur publication
comme Normes internationales requiert l'approbation de 75 % au moins des comités membres votants.
L'attention est appelée sur le fait que certains des éléments de la présente partie de l'ISO 6743 peuvent faire l'objet
de droits de propriété intellectuelle ou de droits analogues. L'ISO ne saurait être tenue pour responsable de ne pas
avoir identifié de tels droits de propriété et averti de leur existence.
L'ISO 6743-1 a été élaborée par le comité technique ISO/TC 28, Produits pétroliers et lubrifiants, sous-comité
SC 4, Classifications et spécifications.
Cette deuxième édition annule et remplace la première édition (ISO 6743-1:1981), qui a fait l'objet d'une révision
technique.
L'ISO 6743 comprend les parties suivantes, présentées sous le titre général Lubrifiants, huiles industrielles et
produits connexes (classe L) — Classification:
 Partie 1: Famille A (Graissage perdu)
 Partie 2: Famille F (Paliers de broche, paliers et embrayages associés)
 Partie 3: Famille D (Compresseurs)
 Partie 4 : Famille H (Systèmes hydrauliques)
 Partie 5: Famille T (Turbines)
 Partie 6: Famille C (Engrenages)
 Partie 7: Famille M (Travail des métaux)
 Partie 8: Famille R (Protection temporaire contre la corrosion)
 Partie 9: Famille X (Graisses)
 Partie 10: Famille Y (Autres applications)
 Partie 11: Famille P (Outils pneumatiques)
 Partie 12: Famille Q (Fluides pour transfert de chaleur)
 Partie 13: Famille G (Glissières)
 Partie 14: Famille U (Traitement thermique)
 Partie 15: Famille E (Huiles pour moteurs à combustion interne)
 Partie 99: Généralités
iv © ISO 2002 – Tous droits réservés

NORME INTERNATIONALE ISO 6743-1:2002(F)

Lubrifiants, huiles industrielles et produits connexes (classe L) —
Classification —
Partie 1:
Famille A (Graissage perdu)
1 Domaine d'application
La présente partie de l'ISO 6743 établit la classification détaillée de la famille A (Graissage perdu) qui appartient à
la classe L (Lubrifian
...


SLOVENSKI SIST ISO 6743-1
prva izdaja
STANDARD
december 2002
Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija -
1. del: Podskupina A (sistemi mazanja s popolnimi izgubami maziva)

(enakovreden ISO 6743-1:2002)
Lubricants, industrial oils and related products (class L) - Classification - Part 1:
Family A (Total loss systems)
Lubrifiants, huiles industrielles et produits connexes (classe L) - Classification -
Partie 1: Famille A (Graissage perdu)

Deskriptorji: maziva, mazalna olja, klasifikacija

Referenčna številka
ICS 75.100 SIST ISO 6743-1:2002 (sl)

Nadaljevanje na straneh od 2 do 7

© Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega standarda ni dovoljeno.

SIST ISO 6743-1 : 2002
NACIONALNI UVOD
Standard SIST ISO 6743-1(sl), Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija
- 1. del: Podskupina A (sistemi mazanja s popolnimi izgubami maziva), prva izdaja, 2002, ima status
slovenskega standarda in je enakovreden mednarodnemu standardu ISO 6743-1(en), Lubricants,
industrial oils and related products (class L) - Classification - Part 1: Family A (Total loss systems),
prva izdaja, 2002-09-01.
NACIONALNI PREDGOVOR
Mednarodni standard ISO 6743-1:2002 je pripravil mednarodni tehnični odbor ISO/TC 28 Naftni
proizvodi in maziva. Slovenski standard SIST ISO 6743-1:2002 je prevod angleškega besedila
mednarodnega standarda ISO 6743-1:2002. V primeru spora glede besedila slovenskega prevoda v
tem standardu je odločilen izvirni mednarodni standard v angleškem jeziku. Slovensko izdajo
standarda je pripravil tehnični odbor SIST/TC NAD Naftni proizvodi, maziva in sorodni proizvodi.
Ta slovenski standard je dne 2002-11- 07 odobrila direktorica SlST.
ZVEZE Z NACIONALNIMI STANDARDI
S prevzemom tega mednarodnega standarda veljajo za omejeni namen referenčnih standardov vsi
standardi, navedeni v izvirniku, razen tistih, ki so že sprejeti v nacionalno standardizacijo:
SIST ISO 6743 - 2 Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija -
2. del: Podskupina F (ležaji za vretena, ležaji in ležaji sklopk)
SIST ISO 6743 - 3A Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija –
Del 3A: Podskupina D (kompresorji)
SIST ISO 6743 - 3B Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija –
Del 3B: Podskupina D (plinski in hladilni kompresorji)
SIST EN ISO 6743 - 4 Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija -
4. del: Podskupina H (hidravlični sistemi)
SIST ISO 6743 - 5 Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija -
5. del: Podskupina T (turbine)
SIST ISO 6743 - 6 Maziva, industrijska olja in sorodni proizvodi (skupina L) - Klasifikacija -
6. del: Podskupina C (zobniki)
SIST ISO 6743 - 7 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
7. del: Podskupina M (obdelava kovin)
SIST ISO 6743 - 8 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
8. del: Podskupina R (začasna protikorozijska zaščita)
SIST ISO 6743 - 9 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
9. del: Podskupina X (masti)
SIST ISO 6743 - 10 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
10. del: Podskupina Y (uporaba v druge namene)
SIST ISO 6743 - 11 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
11. del: Podskupina P (pnevmatska orodja)
SIST ISO 6743 - 12 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
12. del: Podskupina Q (tekočine za prenos toplote)
SIST ISO 6743 - 13 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
13. del: Podskupina G (drsna vodila)
SIST ISO 6743-1 : 2002
SIST ISO 6743 - 14 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
14. del: Podskupina U (toplotna obdelava)
SIST ISO 6743 - 15 Maziva, industrijska olja in sorodni proizvodi (skupina L) – Klasifikacija –
15. del: Podskupina E (olja za motorje z notranjim zgorevanjem)

OSNOVA ZA IZDAJO STANDARDA
– Prevzem standarda ISO 6743-1:2002.

OPOMBE
– Povsod, kjer se v besedilu standarda uporablja izraz “mednarodni standard”, v SIST ISO 6743-
1:2002 to pomeni “slovenski standard”.
– Nacionalni uvod in nacionalni predgovor nista sestavni del standarda.

SIST ISO 6743-1 : 2002
VSEBINA Stran
1 Namen in področje uporabe.
...

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