Manufacturing and Supply of Large AA2219-T851 Aluminum Alloy Rings for Space Program Components

Work Description - NA

This tender invitation, issued by the Department of Space through the Indian Space Research Organization (ISRO), specifically for the Vikram Sarabhai Space Centre located at 695022RFF AREA VIKRAMSARABHAI SPACE CENTRE, THUMBA PO, is for the manufacture and supply of precision AA2219-T851 aluminum alloy rings. The specific requirements are for six (6) units in total: two (2) rings with an Outer Diameter (OD) of 4090 mm, an Inner Diameter (ID) of 3780 mm, and a height (Ht.) of 440 mm, and four (4) rings with an OD of 4085 mm, an ID of 3780 mm, and a height of 320 mm. This bid, identified by Bid Number GEM/2026/B/7772269, is open for submissions from 13-07-2026 at 4:11 PM until the closing date of 10-08-2026 at 5:00 PM. Interested and qualified manufacturers are invited to participate in this critical supply requirement for space program components.