supply of kit of spares for elgi type single tone horn , kit of spares for elgi type single tone horn ( comprising of 6 items one num ber each per set) specn./drg. as per acme engg. works approved drg. no. 102-03-00 alt.- nil, or m/s, elgis drg.nos.as indicated below. (1) des-rubber packing a , m/s. elgis drg.no. 05 16340 , qty/set= 1 no. (2) des- rubber packing b, m/s. elgis drg.no. 0516350, qty/set= 1 no.(3) des- diaphragm seat, m/s. elgis drg.no. 0516310, qty/set= 1 no. (4) des- spring, m/s. elgis drg.no. 05163 60, qty/set= 1 no. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]