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DIN Standards Committee Technical Fundamentals

Overview

This standard has been prepared by the Rolling Bearings and Plain Bearings Standards Committee, Working Committee NA 118-01-02 AA "Kugellager und Spannlager einschließlich Teile, allgemeines Wälzlagerzubehör und Gehäuse" ("Ball bearings and inside bearings, including parts, general rolling bearings accessories and housings"). This standard specifies dimensions and symbols for plummer block housings for incorporation of rolling bearings of diameter series 3 with cylindrical bore. Housings according to this standard are intended for accommodation of rolling bearings and are mainly used for installation of self-aligning ball bearings and spherical roller bearings. With respect to DIN 739:1984-11, the following modifications have been made: a) symbols have been adjusted to ISO 113; b) dimensions for d₁ = 90 mm to 160 mm (SN 318 to SN 332) have been incorporated; c) nominal dimension for housing width A for d₁ = 25 mm, 30 mm, 35 mm, 40 mm, 45 mm, 50 mm, 55 mm, 60 mm, 65 mm and 70 mm have been updated; d) weights in Table 1 have been deleted; e) design information has been supplemented; f) standard has been editorially revised; f) normative references have been updated.

Document: references other documents

Document: referenced in other documents

Responsible national committee

NA 118-01-02 AA - Ball bearings and Insert bearings, including parts, general rolling bearing supplies and housings