Tender For supply of high pressure gauge (hp) / indicating instrument, 0-40 microbar, as per part no sr-075-1053 of m/s sidwal or equivalent, confirming to rdso specification no.rdso/pe/ spec/0061-2005 (rev-1), accepted make-sifam or any other make with prior approval of rdso. sui table for use in lhb type rmpu eog ac coaches. [ warranty period: 30 months after the date of delivery ]