O Ring suitable for Transformer oil cool [O Ring suitable for Transformer oil cooling pipe for WAG-9 loco, size OD-104 mm, ID-92 mm, Wire Dia.- 6 mm as per CLW Specification No. CLW/ES/3/0142 Alt-D or latest. Material Fluor-silicon rubber MFQ hardness 60 plus or minus 5 shore [A] Colour blue. ] (投標 №86790438cn)