procurement of ss liner for besta raw coal feeder for unit no.1 to 4of phi and phii, sgtps, mppgcl, birsinghpur. , free type tail end sprocket with key material- cast steel ( as per enclosed drawing) , fixed type tail end sprocket with key material- cast steel ( as per enclosed drawing) , drive end split sprocket with ht fastener, material- en-8 (hardened steel),ht fastner: hex head bolt with half threaded bolt size- m16x85, grade-12.9 make- unbarko/tvs/equivalent ( as per enclosed drawing) , liner for besta raw coal feeder a) thickness=6 mm b) width = 65mm c) length = 3700 mm d) 12 nos. counter sunk 17 mm dia hole e) along the 12 nos. 5/8”x 2” size ss counter bolts with nuts f) material: ss-304. (as per enclosed drawing)