supply of thermocouple temperature measuring unit consisting of lance assembly, female receptacle & receptacle housing and t.c.tips. the unit will be as per following drawing & specification of any one type: a ) type-i ( i ) miniature lance assembly to drg.no wap / sk / mw-364 ( ii ) miniature type female receptacle and receptacle housing to drg.no.wap / sk / mw-365 ( iii ) t.c.tips to specn no.wap / m / specn-1 / 072 / 1998 suitable for the above miniature lance assembly and miniature type female receptacle and receptacle housing. or b ) type - ii ( i ) miniature lance assembly to drg. no.wap / sk / mw-375 ( ii ) miniature type female receptacle to drg. no.wap / sk / mw-376 ( iii ) t.c.tips to specification no.wap / m / specn-1 / 072 / 1998 suitable for the above ( i.e.type-ii ) miniature lance assembly and miniature type female receptacle. note: there is no component level interchangeability between two types. hence supply is to be completely of one type. 2.each set consists of 3900 nos. t.c.tips, 30 nos. miniature type female receptacle and receptacle housing and 2 no. miniature lance assembly. 3 ) marking of batch number and date of manufacturing on each tc tips is required. [ warranty period: 30 months after the date of delivery ]