IS 4338 : 1991 Household sewing machines - Vertical oscillating shuttle - Specification

1 Scope

This Indian Standard covers the requirements for verticaloscillating shuttle for sewing machines for household purposes.

2 References

IS 1501 : Part 1 :1984Method for vickers hardness test for metallic materials:Part 1 HV 5 to HV 100

IS 1570 : Part 2 : Sec 1 : 1979 Schedules forwrought steels:Part 2 Carbon steels (unalloyed steels),Section 1 Wrought products other thanwire with specified chemical compositionand related properties

IS 2500 : Part 1 :1973Sampling inspection tables:Part 1 Inspection by attributes and bycount of defects

IS 4905 :1968Methods for random sampling