supply of set of plunger for eversure make air flow , set of plunger for eversure make air flow relay consist of following items. :- (1) diaphragm p ressure adjustment assly.with switch operating knob and spring complete for use in qvmt relay eversure make as per item ref. no. 16,17,18,19 & 21 of drg. no. eee/afr/05 rev-1 (colour white ) qty - 02 nos. (2) diaphragm pressure adjustment assly. with switch operating knob and spring complete for use in qvsi rela y eversure make as per item ref. no. 16,17,18,19 & 21 of drg. no. eee/afr/06 rev-1 (colour green ) qty - 02 nos. (3) diaphragm pressure adjustment assly. with switch operating knob and spring complete for use i n qvsl/qvrh relay eversure make as per item ref. no. 16,17,18,19 & 21 of drg. no. eee/afr/05 rev-1 (c olour black ) qty - 03 nos. make: eversure [ warranty period: 30 months after the date of delivery ] ]