IS 1297 : 1991 Household sewing machines - Presser bar - Specification

1 Scope

This standard covers the requirements for presser bars shall bemanufactured for sewing machines for household purposes.

2 References

IS 1068 :1985Electroplated coatings of nickel plus chromiumand copper plus nickel plus chromium on iron andsteel

IS 1570 : Part 3 :1979 Schedules for wrought steels:Part 3 Carbon and carbon-manganese free cuttingsteels

IS 2102 : Part 1 :1980 General tolerances for dimensions and formandposition:Part 1 General tolerances for linear and angulardimensions

IS 2500 : Part 1 :1973 Sampling inspection tables:Part 1 Inspection by attributes and by count ofdefects

IS 4905 :1968Methods for random sampling