nit for rate contract for supply of screw, nut, washer bolt, and spacer , supply of item , brasspan head screwm3x10 ( ni plated ) , brass washer 4.3 / 9.0-0.8 ni-plated , brasspan head screwm4x10 ( ni plated ) , brass nut m3 , brass nut m4 , fan disc washer type 4.3 / 8.0-0.5 ( a 4.0 ) ( zinc plated ) , screw self taping size no. 4, 8mm philip head , alumi. rivet 2x4mm, as per drawing n0. 411608-0 , allen bolt socket head m10x40, make: unbreako , brass pan head screw, m 5x12 mm , screw brass pan head m3x25, ni- plated , bolt m 6x10 hex bolt m.s. ( cd-zn passivated ) , spacer id 4x od 5.5 xh 14 mm plastic