b型单盘簧垫圈.pdf

BRITISH STANDARD BS 4464:1969 Incorporating Amendment No. 1 CONFIRMED JANUARY 1990 Specification for Spring washers for general engineering and automobile purposes — Metric series UDC 621.882.449 BS 4464:1969 Co-operating organizations The Mechanical Engineering Industry Standards Committee, under whose supervision this British Standard was prepared, consists of representatives from the following Government departments and scientific and industrial organizations: Associated Offices’ Technical Committee Institute of Marine Engineers Association of Consulting Engineers Institution of Civil Engineers Association of Mining Electrical and Institution of Gas Engineers Mechanical Engineers Institution of Heating and Ventilating Board of Trade Engineers British Chemical Plant Manufacturers’ Institution of Mechanical Engineers* Association Institution of Mechanical Engineers British Compressed Air Society (Automobile Division) British Electrical and Allied Manufacturers’ Institution of Production Engine