Mining Equipment Spare Parts Supply: Rocker Arms, Coils, and Brushes for Hoist, Generator, and Motor Assemblies

Work Description - NA

This tender invitation, issued by Central Coalfields Limited, a subsidiary of Coal India Limited, under the Ministry of Coal, is for the supply of critical spare parts for various mining equipment. Specifically, the tender, identified by Bid Number GEM/2026/B/7973421, seeks the provision of multiple rocker arms designed for different motor and generator capacities including 200KW hoist motors and generators, 15 KW exciter generators, 132 KW swing generators, and 50KW and 54KW crowd generators and motors (both integrated and Bhel manufactured). Additionally, the requirement extends to carbon brushes (20 x 32 x 40), brush holders for exciter generators (16 x 25), and a comprehensive set of interpole and main pole assemblies with coils for both exciter generators and crowd motors. Each set of interpole and main pole assemblies is specified to consist of four coils along with their respective poles or cores. This substantial procurement, with a total quantity of 595 units, is essential for maintaining the operational efficiency of mining machinery at the Central Coalfields Limited Ranchi, Jharkhand facility. Bids are to be submitted between 11:13 AM on 03-09-2026 and 12:00 PM on 15-09-2026.