{"id":2371,"date":"2026-04-11T16:08:56","date_gmt":"2026-04-11T16:08:56","guid":{"rendered":"https:\/\/www.machinerybearings.com\/?post_type=product&p=2371"},"modified":"2026-05-04T11:35:44","modified_gmt":"2026-05-04T11:35:44","slug":"6308-deep-groove-ball-bearing-heavy-duty-high-load-bearing-for-industrial-machinery-motors","status":"publish","type":"product","link":"https:\/\/www.machinerybearings.com\/cs\/produkt\/6308-deep-groove-ball-bearing-heavy-duty-high-load-bearing-for-industrial-machinery-motors\/","title":{"rendered":"6308 Hlubok\u00e9 dr\u00e1\u017ekov\u00e9 kuli\u010dkov\u00e9 lo\u017eisko \u2013 T\u011b\u017ek\u00e9 lo\u017eisko pro vysok\u00e9 zat\u00ed\u017een\u00ed pro pr\u016fmyslov\u00e9 stroje a motory"},"content":{"rendered":"

Tento 6308 hlubok\u00e9 dr\u00e1\u017ekov\u00e9 kuli\u010dkov\u00e9 lo\u017eisko<\/strong> je t\u011b\u017ek\u00e9 lo\u017eisko navr\u017een\u00e9 tak, aby zvl\u00e1dalo vysok\u00e9 radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed a m\u00edrn\u00e9 axi\u00e1ln\u00ed zat\u00ed\u017een\u00ed v obou sm\u011brech. S hlubok\u00fdmi dr\u00e1\u017ekami a precizn\u011b vyroben\u00fdmi ocelov\u00fdmi kuli\u010dkami zaji\u0161\u0165uje hladk\u00fd chod, n\u00edzk\u00e9 t\u0159en\u00ed a spolehliv\u00fd v\u00fdkon za n\u00e1ro\u010dn\u00fdch provozn\u00edch podm\u00ednek.<\/p>\n

Vyrobeno z vysoce kvalitn\u00ed chromov\u00e9 oceli a dostupn\u00e9 v variant\u00e1ch z nerezov\u00e9 oceli a keramiky, lo\u017eisko 6308 poskytuje vynikaj\u00edc\u00ed trvanlivost, odolnost proti opot\u0159eben\u00ed a ochranu proti korozi. Je nab\u00edzeno v n\u011bkolika konfigurac\u00edch, v\u010detn\u011b otev\u0159en\u00e9ho typu, kovov\u00e9ho \u0161t\u00edtu (ZZ) a gumov\u00e9ho t\u011bsn\u011bn\u00ed (2RS), co\u017e mu umo\u017e\u0148uje efektivn\u011b fungovat v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch prost\u0159ed\u00edch.<\/p>\n

D\u00edky sv\u00e9 robustn\u00ed konstrukci a vysok\u00e9 nosnosti je lo\u017eisko 6308 \u0161iroce pou\u017e\u00edv\u00e1no v t\u011b\u017ek\u00fdch stroj\u00edch, elektrick\u00fdch motorech, t\u011b\u017eebn\u00edm za\u0159\u00edzen\u00ed a pr\u016fmyslov\u00fdch p\u0159enosov\u00fdch syst\u00e9mech.<\/p>\n

Kl\u00ed\u010dov\u00e9 vlastnosti<\/strong><\/span><\/h1>\n
    \n
  • Vysok\u00e1 nosnost pro t\u011b\u017ek\u00e9 aplikace<\/li>\n
  • Hladk\u00fd chod s n\u00edzk\u00fdm t\u0159en\u00edm a n\u00edzkou hlu\u010dnost\u00ed<\/li>\n
  • Dostupn\u00e9 v otev\u0159en\u00e9m, ZZ (kovov\u00fd \u0161t\u00edt) a 2RS (gumov\u00e9 t\u011bsn\u011bn\u00ed)<\/li>\n
  • Siln\u00e1 odolnost a dlouh\u00e1 \u017eivotnost<\/li>\n
  • Vynikaj\u00edc\u00ed odolnost proti opot\u0159eben\u00ed a drsn\u00fdm podm\u00ednk\u00e1m<\/li>\n
  • Voliteln\u00e9 materi\u00e1ly: nerezov\u00e1 ocel a keramika<\/li>\n
  • Vhodn\u00e9 pro OEM a hromadn\u00e9 dod\u00e1vky<\/li>\n<\/ul>\n

    Technick\u00e9 specifikace<\/strong><\/span><\/h1>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Parametr<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
    Model lo\u017eiska<\/td>\n6308<\/td>\n<\/tr>\n
    Vnit\u0159n\u00ed pr\u016fm\u011br (d)<\/td>\n40 mm<\/td>\n<\/tr>\n
    Vn\u011bj\u0161\u00ed pr\u016fm\u011br (D)<\/td>\n90 mm<\/td>\n<\/tr>\n
    \u0160\u00ed\u0159ka (B)<\/td>\n23 mm<\/td>\n<\/tr>\n
    Materi\u00e1l<\/td>\nChromov\u00e1 ocel \/ Nerezov\u00e1 ocel \/ Keramika<\/td>\n<\/tr>\n
    Materi\u00e1l klece<\/td>\nOcel \/ Mosaz \/ Nylon<\/td>\n<\/tr>\n
    Typ ut\u011bsn\u011bn\u00ed<\/td>\nOtev\u0159en\u00e9 \/ ZZ \/ 2RS<\/td>\n<\/tr>\n
    T\u0159\u00edda p\u0159esnosti<\/td>\nABEC-1 \/ ABEC-3 \/ ABEC-5<\/td>\n<\/tr>\n
    Maz\u00e1n\u00ed<\/td>\nMazivo \/ Olej<\/td>\n<\/tr>\n
    Prev\u00e1dzkov\u00e1 teplota<\/td>\n-20\u00b0C a\u017e 120\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

    Aplikace<\/strong><\/span><\/h1>\n

    Kuli\u010dkov\u00e9 lo\u017eisko 6308 s hlubokou dr\u00e1\u017ekou se \u0161iroce pou\u017e\u00edv\u00e1 v:<\/p>\n

      \n
    • Velk\u00fdch elektrick\u00fdch motorech a gener\u00e1torech<\/li>\n
    • T\u011b\u017ek\u00fdch pr\u016fmyslov\u00fdch stroj\u00edch<\/li>\n
    • T\u011b\u017eebn\u00edch a stavebn\u00edch stroj\u00edch<\/li>\n
    • P\u0159evodovk\u00e1ch a p\u0159enosov\u00fdch syst\u00e9mech<\/li>\n
    • \u010cerpadlech a kompresorech<\/li>\n
    • Dopravn\u00ed syst\u00e9my<\/li>\n<\/ul>\n

      Pro\u010d si vybrat n\u00e1s<\/strong><\/span><\/h1>\n
        \n
      • P\u0159\u00edm\u00e1 dod\u00e1vka z tov\u00e1rny se stabiln\u00ed a konzistentn\u00ed kvalitou<\/li>\n
      • Slu\u017eby OEM a p\u0159izp\u016fsoben\u00ed k dispozici<\/li>\n
      • Konkuren\u010dn\u00ed ceny pro hromadn\u00e9 a dlouhodob\u00e9 objedn\u00e1vky<\/li>\n
      • Rychl\u00e1 v\u00fdroba a celosv\u011btov\u00e1 dod\u00e1vka<\/li>\n
      • P\u0159\u00edsn\u00e1 kontrola kvality a testovac\u00ed standardy<\/li>\n<\/ul>\n

        \u010casto kladen\u00e9 ot\u00e1zky<\/strong><\/span><\/h1>\n

        Q1: Jak\u00fd je rozd\u00edl mezi 6308-ZZ a 6308-2RS?<\/strong>
        A: 6308-ZZ pou\u017e\u00edv\u00e1 kovov\u00e9 \u0161t\u00edty pro vy\u0161\u0161\u00ed rychlost a ni\u017e\u0161\u00ed t\u0159en\u00ed, zat\u00edmco 6308-2RS pou\u017e\u00edv\u00e1 gumov\u00e9 t\u011bsn\u011bn\u00ed pro lep\u0161\u00ed t\u011bsnic\u00ed v\u00fdkon proti prachu a vlhkosti.<\/p>\n

        Q2: M\u016f\u017eete poskytnout verze pro t\u011b\u017ek\u00e9 zat\u00ed\u017een\u00ed nebo vysokou p\u0159esnost?<\/strong>
        A: Ano, nab\u00edz\u00edme mo\u017enosti s vysok\u00fdm zat\u00ed\u017een\u00edm, vysokou p\u0159esnost\u00ed a na m\u00edru vyroben\u00e9 materi\u00e1ly v\u010detn\u011b nerezov\u00e9 oceli a keramiky.<\/p>\n

        Q3: Podporujete OEM a hromadn\u00e9 objedn\u00e1vky?<\/strong>
        A: Ano, podporujeme OEM slu\u017eby v\u010detn\u011b p\u0159izp\u016fsoben\u00fdch specifikac\u00ed, balen\u00ed a zna\u010dkov\u00e1n\u00ed pro objedn\u00e1vky ve velk\u00e9m objemu.<\/p>","protected":false},"excerpt":{"rendered":"

        Tento 6308 hlubok\u00e9 dr\u00e1\u017ekov\u00e9 kuli\u010dkov\u00e9 lo\u017eisko<\/strong> je t\u011b\u017ek\u00e9 lo\u017eisko navr\u017een\u00e9 tak, aby zvl\u00e1dalo vysok\u00e9 radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed a m\u00edrn\u00e9 axi\u00e1ln\u00ed zat\u00ed\u017een\u00ed v obou sm\u011brech. S hlubok\u00fdmi dr\u00e1\u017ekami a precizn\u011b vyroben\u00fdmi ocelov\u00fdmi kuli\u010dkami zaji\u0161\u0165uje hladk\u00fd chod, n\u00edzk\u00e9 t\u0159en\u00ed a spolehliv\u00fd v\u00fdkon za n\u00e1ro\u010dn\u00fdch provozn\u00edch podm\u00ednek.<\/p>","protected":false},"featured_media":2579,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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