標(biāo)準(zhǔn)號(hào)：AS 1968-1976
發(fā)布日期：1976/12/1 12:00:00
實(shí)施日期：1999/12/31 12:00:00
適用范圍： This specification applies to metric series, single-coil carbon steel helical spring lock washers of —(a) the loose over-the-thread type, to suit fasteners in the diameter range 3-36 mm inclusive, and(b) the captive type to suit fasteners in the diameter range 3-10 mm inclusive.The washers are mainly intended for use in general engineering and automotive applications, with right-hand screw threads. Helical spring lock washers for use with left-hand screw threads are also covered by this specification, except that the helix will be reversed.NOTE: The captive lock washers specified are suitable for use with fasteners with ISO Metric coarse series screw threads only.