supply of one coach set of primary springsone coach set of primary springs,one coach set of primary springs for vb/train set coaches to ec engineerin g drg.no.mt18br2 001448-7 -8 nos (primary inner) & mt18br2 001449-7 -8 nos (primary outer) manufacturing of spring to be as per m/s. ec engineering specification no mt18br2 001470-08. s pecial condition : suitable packing to be done to avoid damage during transit, there will be minor modification in design. firm may be advised to collect final drawing before manufacturing [ warranty period: 30 months after the date of delivery ] carriage stores depot rajasthan 6.00 set