National Engineering, Amsted Seals announce JV to make railway parts April 09, 2021 The JV entity will start producing bearing seals next month National Engineering Industries (NEI), which is part of the $2.4-billion diversified CK Birla Group, and Amsted Seals, on Friday, announced a joint venture (JV) to manufacture railway bearing seals in India, according to a press release. The US-based Amsted Seals provides sealing solutions and metal fabrication. NEI has a 51 per cent stake while Amstead Seals has a 49 per cent stake in the joint venture, which is already making prototypes and will start production next month, Rohit Saboo, Director, NBC-Brenco, told