International Standard 67431 2 INTERNATIONAL ORGANIZATION FOR STANDARDIZATlONWlE~YHAPOflHAR OPTAHM3ALlMR I IO CTAHflAPTl43A~MM ORGANlSATlON INTERNATIONALE DE hJORMALISATION Lubricants, industrial oi l[.]
67431 International Standard INTERNATIONAL ORGANIZATION FOR STANDARDIZATlONWlE~YHAPOflHAR OPTAHM3ALlMR I-IO CTAHflAPTl43A~MM.ORGANlSATlON INTERNATIONALE DE hJORMALISATION Lubricants, industrial oils and related products (class L) Classification Part I Family F (Spindle bearings, bearings and associated clutches) L ubrifian ts, huiles industrielles et embrayages associ&l First edition UDC Descriptors et produits connexes (classe L ) - Classification - Partie : Famille F (Paliers de broche, paliers - 981 -1 0-01 Ref No 665.765 : lubricants, lubricating oils, spindles, bearings, clutch linings, SO 6743/2-1 981 (E) classification Price based on page Foreword I S0 (the I nternati onal nation al standards nation al Standards body interested ri gh t to and be Org an izati on i nsti tu tes i s carri ed in a su bj ect represented on non-governm en tal, Draft I nternational the m em ber the I S0 out for that in for I nternational bodi es) throu gh I S0 wi th by before al so the th ei r in Au g u st been I S0 Petrol eu m take 6743/Z produ cts and by the m em ber federation devel opi ng com m i ttees has Every been set org ani zati on s, part tech ni cal i n the m em ber has the work com m i ttees acceptance up of I nter- govern m ental are as I nternational was developed l u bri can ts, and by was ci rcu l ated to Standards by Tech n i cal ci rcu l ated bodies of the F R fol l owi n g cou ntries H u ngary Rom an ia Bel g i u m I ndia Spai n Brazi l I ran Sweden Bu l g ari a I srael Swi tzerl an d Canada J apan Tu rkey China M exi co U ni ted Czech osl ovaki a N etherlands U SSR N orway Venezu el a Arab Rep of Ki n gdom Peru body of the fol l owi ng cou n try expressed di sapproval gro l u n ds I tal y I n tern ati on al in m em ber Pol an d G erm an y, m em ber the : Au stri a tech n i cal Com m i ttee to Au stral i a France Pri n ted of 980 approved Eg ypt, work com m i ttee I nternational I SO, adopted i s a worldwi de The tech n ical a tech ni cal com m i ttee approval Standard 28, bodies The Standardi zati on ) whi ch l i son Standards bodi es for m em ber Cou n cil I SO/TC I t h as (I S0 Swi tzerl an d Org an i zati on for Stan dard i zati on , 981 of the docu m ent on I N TERN ATI ON AL Lu bri can ts, i n du stri al Cl assi fi cati on Part : Fam i l y Scope oi l s and rel ated F (Spi n dl e beari n g s, part of I S0 F (Spi n dl e wh i ch belongs related fi eld 6743 of appli cati on establ i sh es bearin gs, to m n the the detailed beari ngs cl ass L and cl assi fi cati on associated be read appl i cati ons (Lu bri can ts, in conj u ncti on wi th I S0 I SO 3448, - an d i n du stri al oi l s and 6743/O Each grou p of N OTE - The I n du stri al l i qu i d l u bri can ts - I S0 th i s fam i l y and to com posi ti on at the fi n al point of correspon din g for su b- produ cts of vi scosi ty cl assi fi ca- category l etters, Th e i s designated wh i ch fi rst l etter sidered bu t si g n i fi can ce Reference of by referri ng produ ct L) cl u tch es) produ cts) I t shou ld (E) cl u tch es) and fam i l y (cl ass beari n g s di vi si on Th i s produ cts 6743/2-1 981 - associ ated I S0 STAN DARD of i ts design ation additi on of by together of th e th e a sym bol consti tu te code (F) secon d i d en ti fi es l etter si sti n g of a a code taken th e fam i l y separatel y of th e has no own of vi scosi ty each category grades can be su ppl em ented accordi n g I S0 to by the 3448 tion 3 Explanati on of sym bols u sed I n th i s u n i form designated Th i s l i sh ed by detail ed defin ing cl assi fi cati on the categori es of fam i l y of produ cts Cl assi fi cati on of Fam i l y Code l etter F G en eral Parti cu l ar appl i cati on Spi n d l e an d bear- beari n g s associ ated clu tches been estab- requ i red for l u bri can ts, F [Spi ndl e appl i cati on i n g s, F has the i n du stri al beari ngs, M ore specifi c appl i cati on Spi n d l e i n g s, an d bear- beari n g s associ ated clu tches cl assi fi cati on m ann er in For com plete breviated form , i ty accordi ng oi l s grade and bearin gs rel ated and Com posi ti on an d properti es Refi n ed m i n eral wi th i m proved erti es, for i e to FC obtai n ed i n g s, bear- beari n g s Pressu re, for exam pl e wh i ch obtai n ed di ti ves an d an ti - an ti m ay by ad- be an the of Wh ere are pl n beari n g s ab- vi scos- FD Pressu re, oi l m i st an ti -wear l u bri cati on or rol l i n g bath an d of pl n beari n g s or EP sh ou l d avoi ded becau se (aerosol ) clu tches i n vol ved addi ti ves be associ ated - oxi d ati on , be rol l i n g bath (aerosol) risk an ti -corrosion , wear, m i st an d prop- in Remarks clu tch es oi l s in a m ay - Typi cal or be i m proved erties, Ll l l u bri cati on an d m i n eral or i ndi cati n g by Refi n ed wi th 68, appl i cati on s add i ti ves Spi n d l e I SO-L-FD nu m ber (cl ass oi l exam pl e m ay produ ct 3448 Sym bol an ti -oxi dati on , wh i ch the are desi gnated parti cu l ar cl u tch es) prop- an ti -corrosi on 68, I S0 i e I SO-L oi l s produ cts a form , L-FD produ cts associated speci al system , exam pl e, of of th e corrosi on