Description :
Tenders for Supply Of Sealing 'o' Ring , Inside Dia=20 Mm, Cross Section Dia = 3.55 Mm. To Drawing/specification : Size Code : 35502000 As Per Is : 9975 (part-1)/1981 Table - 1 And Material Class -a As Per Is : 9975 (part-2) , Appendix-a (i.e. Nitrile Butadine)