MECHANICAL SEALS
National Aluminium Company Limited, Bhubaneswar
ANGUL, ODISHA
Posted:
29 January 2025
Closed:
7 March 2025
GEM
GEM
ISRO Department of Space Aerospace Quality T-seals Tender Thiruvananthapuram Kerala 2025
Bid Publish Date
18-Jun-2026, 2:06 pm
Bid End Date
09-Jul-2026, 3:00 pm
Location
Progress
Issue18-Jun-2026, 2:06 pm
AwardPending
Quantity
25
Bid Type
Single Packet Bid
Key Highlights
- • - Manufacturer Authorization requirement for OEM/distributor submissions
- • - GST concession of 5% with Certification No. 462 dated 17/09/2025
- • - Option to modify quantity by up to 25% during contract term
- • - Data Sheet upload mandatory; ensure exact parameter alignment
- • - Two-year govt/PSU supply experience prerequisite
- • - No published BOQ items; focus on aerospace quality T-seals category
- • - Non-obsolescence clause: offered items must have at least 3 years market life
Categories
3
Tender Overview
Organization: Indian Space Research Organization (Department of Space) seeks aerospace quality T-seals in Thiruvananthapuram, Kerala 695001. The tender window lacks published start/end dates and a formal BOQ, but includes a vendor data sheet requirement, OEM authorization, and concessional GST at 5% as per Notification No. 462 dated 17/09/2025. An option clause allows quantity variation up to 25% during contract execution, with delivery timelines recalculated from the last delivery date. Aimed at suppliers with robust government project experience and non-obsolescent product lines.
Technical Specifications & Requirements
- No product-specific numerical specs published; bidders must upload the Data Sheet of offered items and ensure alignment with stated category: Aerospace Quality T-seals.
- Mandatory Manufacturer Authorization where distributors/bidders attach OEM details (name, designation, address, email, phone).
- Bidders must verify that offered items have at least a remaining market life of 3 years and are not declared end-of-life by the OEM.
- Government GST concessional rate applicable: 5% with an eligibility certificate issued post-award; submit justification for concessional GST.
- Ensure compliance with data-sheet matching and avoid any technical parameter mismatch that could trigger bid rejection.
Terms, Conditions & Eligibility
- Option Clause: Purchaser may increase/decrease quantity by up to 25% at contracted rates; extensions based on original delivery period with a minimum 30 days.
- Experience Criteria: Bidder or OEM must have regularly manufactured and supplied similar category products to Central/State Govt organizations/PSUs for 2 years before bid opening; provide supporting contracts.
- Data Sheet & Documentation: Upload product Data Sheet; provide Manufacturer Authorization if using authorized distributors.
- GST Concession: 5% tax rate with govt-issued concession certificate; a certificate will be issued after award. Ensure bids reflect concessional GST.
- No BOQ items available; adapt bid to product category and compliance requirements.
Key Specifications
-
Aerospace Quality T-seals category must accompany Data Sheet
-
Data Sheet must match product parameters and avoid mismatches
-
OEM authorization required for non-OEM direct bids
-
3 years residual market life requirement for offered products
-
GST concessional rate of 5% with post-award certificate
Terms & Conditions
-
Option to adjust quantity up to 25% during contract at contracted rates
-
2 years Govt/PSU supply experience mandatory with contract copies
-
Data Sheet upload and OEM authorization mandatory for bid validity
Important Clauses
Payment Terms
GST concession of 5% will be applied; payment terms not explicitly stated in data, but certificate issued post-award enables concessional rate.
Delivery Schedule
Delivery period starts from last date of original delivery order; extended period follows option exercise with minimum 30 days, adjustable up to original delivery period.
Penalties/Liquidated Damages
Not explicitly stated; option clauses imply adherence to contract rates and delivery timelines as per extension rules.
Bidder Eligibility
-
2 years of consistent supply of same/similar category products to Central/State Govt/PSUs
-
Data Sheet alignment with offered product parameters
-
OEM Authorization for non-manufacturer bids and proof of non-obsolescence (3-year life)
Additional Tender Data
Commercial Details
Tender Category
Goods
Bid To RA
No
Bid To RA Enabled
No
Item Category
Aerospace Quality T-seals
Authority Records
SPACE DEPARTMENT
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Documents 5
GeM-Bidding-9476577.pdf
Main Document
Other Documents
OTHER
Other Documents
OTHER
Buyer uploaded ATC document
ATC
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS
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Historical Data
Required Documents
1
GST registration certificate
2
PAN card
3
Experience certificates showing at least 2 years in govt/PSU supply of similar products
4
Financial statements for last 2 financial years (as applicable)
5
EMD/Security deposit details (if required by bidder terms)
6
Data Sheet of offered product(s)
7
OEM Manufacturer Authorization/Distributorship certificate
8
Concessional GST certificate or justification for 5% rate
9
Any prior contract copies with govt/PSU for similar category
Frequently Asked Questions
Key insights about KERALA tender market
How to bid for aerospace T-seals tender in Thiruvananthapuram?
Bidders must submit Data Sheet, OEM Authorization, GST concession certificate, and 2-year govt/PSU supply contracts; ensure 3-year market life and align with option clause up to 25% quantity variance. Include proof of prior relevant work and keep ISRO Department of Space as the buyer.
What documents are required for aerospace seals bid in Kerala?
Required documents include GST certificate, PAN card, data sheet, OEM authorization, 2-year govt/PSU supply contracts, and financial statements; include concessional GST certificate or justification for 5% rate; ensure data sheet matches product details.
What is the GST rate for this ISRO procurement in 2025?
The tender specifies a concessional GST rate of 5% under Notification No. 462 dated 17/09/2025; offer documentation must justify eligibility and include the concessional certificate post-award.
What are the eligibility criteria for aerospace T-seals bid 2025?
Eligibility requires 2 years of regular govt/PSU supplies for similar products, OEM authorization if using distributors, and Data Sheet alignment; products must have at least a 3-year market life remaining and not be end-of-life.
How does the 25% quantity option affect delivery timelines?
Delivery starts from the last date of the original order; if quantities increase, the extra time is calculated as (increase/original) × original period, minimum 30 days, with possible extension up to the original delivery period.
What is required in the data sheet for offered T-seals?
The Data Sheet must precisely reflect the offered product parameters, match overall category requirements, and enable buyer verification; mismatches can lead to bid rejection.
Where to submit OEM authorization for distributors bidding?
Submit a Manufacturer Authorization/Certificate detailing OEM name, address, email, and phone; this is mandatory when the bidder is not the original manufacturer.
What are the key terms for contract execution with ISRO?
Key terms include the option clause for quantity adjustments up to 25%, delivery within calculated extended periods, adherence to data-sheet specifications, and post-award GST concession certification.
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Documents 5
GeM-Bidding-9476577.pdf
Main Document
Other Documents
OTHER
Other Documents
OTHER
Buyer uploaded ATC document
ATC
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS