Tender For supply of w96716155724 drg: 31611770084 rev: 00 differentialpressuregauge for vacuum pump (as per drg no 3161,w96716155724 drg: 31611770084 rev: 00 differentialpressuregauge for vacuum pump (as per drg no 3161,w96716155716 drg: 31611770083 rev: 00 differentialpressure switch for vacuum pump (as per drg no 316,w96716155716 drg: 31611770083 rev: 00 differentialpressure switch for vacuum pump (as per drg no 316