bids are invited for o-ring, part no. 70042943000 , restrictor valve, part no. x00024087 , safety valve, part no. x00023946 safety valve, part no. x00023946 pressure safety valve, air safety valve (bhel), personal protective equipment (v2) safety footwear as per is 15298 (part 2), industrial safety gloves - leather and cotton, handloom cotton bed sheets (v2) as per is 745, non return valve, servo control drive - servo motor operated lvc as per is 9815 (part 1), safety relief valves- spring loaded, shaker incubator, check valve (v2) as per is 778 relevant pressure safety valve safety relief valves- spring loaded total quantity : 5