SIS SS 3127-1978 Gland packings for rotating shafts - Lubricated, braided or plaited cotton and ramie packing with square cross section, temperature 80 °C maximum
1978SIS SS 3127-1978 Gland packings for rotating shafts - Lubricated, braided or plaited cotton and ramie packing with square cross section, temperature 80 °C maximum