supply of set of gasket for main transformer for 3 phase locos. each set consisting of 23 items as per attached annexure. material should be as per rdso t.c.no. elrs/tc/0076, rev.2, dt.01.10.2019. note: the firms with past performance of the tendered/same items subject to submission of proof of documents such as pos/r note are only eligible.set of gasket for main transformer for 3 phase locos. each set consisting of 23 items as per attached annexure. material should be as per rdso t.c.no. elrs/tc/0076, rev.2, dt.01.10.2019. note: the firms with past performance of the tendered/same items subject to submission of proof of documents such as pos/r note are only eligible.,set of gasket for main transformer for 3 phase locos. each set consisting of 23 items as per attached annexure. material should be as per rdso t.c.no. elrs/tc/0076, rev.2, dt.01.10.2019. note: th e firms with past performance of the tendered/same items subject to submission of proof of documents su ch as pos/r note are only eligible. [ warranty period: 30 months after the date of delivery ] ]