IS 5740 : 1996 Household Sewing Machines - Memorandum on screw threads for sewing machine components

1 Scope

This standard specifies suitable ISO metric screw threads forapplication in sewing machine components and a suitable schedulefor the smooth change-over from the existing screw threads to ISOmetric screw threads.

2 References

IS4218ISO Metric screw threads:

Part 1 :1976 Basic and design profiles

Part 2 :1976 Diameter pitch combinations

Part 3 :1976 Basic dimensions for design profiles

Part 4 :1976 Tolerancing system

Part 5 :1976 Tolerances

Part 6 :1976 Limits of sizes for commercial bolts andnuts (diameterrange 1 to 52 mm)

IS 7519 : 1974Hammer drive screws