Indian Army Piston Ring Set IS:6621/IS:8422 Tender Ahmedabad Gujarat 2026
Indian Army
AHMEDABAD, GUJARAT
Posted:
10 May 2026
Closed:
18 May 2026
GEM
GEM
Odisha Power Generation Corporation Limited Piston Ring Set Tender Jharsuguda Odisha 2026 IS 6621/IS 8422
Bid Publish Date
13-Jun-2026, 3:26 pm
Bid End Date
23-Jun-2026, 4:00 pm
Value
₹21,000
Location
Progress
Issue13-Jun-2026, 3:26 pm
AwardPending
Quantity
4
Category
Piston Ring Set-IS:6621, IS:8422
Bid Type
Two Packet Bid
Categories
7
Tender Overview
Organization: Odisha Power Generation Corporation Limited. Product: Piston Ring Set (IS:6621, IS:8422, Q3) for LOCO locomotives. Location: Jharsuguda, Odisha 768201. Estimated value: ₹21,000. Scope includes HP ring dia 147 and LP ring dia 197 with installed quantities (HP: 1, LP: 2 in 1 locomotive) as ATC notes. Bid clauses permit quantity variation up to ±25% and extended delivery with proportional time, min 30 days. Emphasis on IS conformity and ISI marking where applicable. Distinctive context includes at-site installation in LOCO AirComp applications and explicit ATC items.
Technical Specifications & Requirements
- Standards: ISI conformity, IS 6621 and IS 8422 applicability; mounting and material must be ISI Marked where relevant.
- Dimensions & tolerances: Inside Diameter, Outer Diameter, Radial Wall Thickness, Radial Wall Thickness Tolerance, Closed Gap (mm), Axial Width of Ring (mm), Chamfering of inside edges (mm); must meet Tangential Force in N f 20% for h1.
- Packing & Marking: Confirm ISI Marked status and proper tagging; supplier to provide conformity certificates.
- Delivery context: Delivery starts from order date with option clause affecting extended delivery period; comply with dynamic quantity changes.
- BOQ notes: No BOQ items listed; ATC confirms loco installation quantities.
Terms, Conditions & Eligibility
- EMD: Not disclosed in data; bidders should verify standard EMD practice for this jurisdiction.
- Delivery: Delivery timelines extendable per option clause; minimum extension baseline 30 days.
- Experience: Demonstrated capability in supplying ISI-marked piston rings for LOCO applications; prior locomotive component supply preferred.
- Payment terms: Not detailed; bidders should prepare for standard government procurement terms.
- Documents: GST, PAN, experience certificates, financials, OEM authorizations, technical compliance, and EMD submission as applicable per T&C.
- Penalties: As per buyer terms; option clause allows quantity variation up to 25% and extended delivery with rates unchanged.
Key Specifications
-
- Standards: IS 6621, IS 8422; ISI Marked components where applicable
-
- Dimensions: Inside Diameter, Outer Diameter, Radial Wall Thickness, Closed Gap (mm), Axial Width of Ring (mm), Chamfering of inside Edges (mm)
-
- Tolerance: Radial Wall Thickness Tolerance; Tangential Force in N f 20% for h1
-
- Packing: Marking and ISI Marked verification
-
- Scope: HP piston Ring dia 147 (1 piece), LP piston Ring dia 197 (2 pieces) per ATC
Terms & Conditions
-
Quantity may vary ±25% with contracted rates
-
Delivery period starts from last date of original delivery order
-
ISI conformity and ISI marking required where applicable
Important Clauses
Payment Terms
Not explicitly stated; bidders should align with standard government payment terms and confirm via bid documents.
Delivery Schedule
Delivery commencement from order date; extended delivery time calculated as (Additional quantity ÷ Original quantity) × Original delivery period, min 30 days; option to extend within original delivery period.
Penalties/Liquidated Damages
Not specified in data; bidders should review T&C for LD and performance bonds at bid stage.
Bidder Eligibility
-
Proven experience supplying ISI marked piston rings for locomotive use
-
GST registration and PAN validity
-
Financial capability to support project cash flow and compliance with government procurement
Additional Tender Data
Commercial Details
Tender Category
Goods
Bid To RA
No
Bid To RA Enabled
No
Item Category
Piston Ring Set-IS:6621, IS:8422 (Q3)
Authority Records
ENERGY DEPARTMENT
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Documents 4
GeM-Bidding-9465449.pdf
Main Document
CATALOG-Specification-1
CATALOG Specification
CATALOG-Specification-2
CATALOG Specification
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS
Past Similar Tenders
(Historical Results)
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Indian Army
AHMEDABAD, GUJARAT
Posted:
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Closed:
19 May 2026
GEM
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Posted:
22 January 2025
Closed:
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GEM
Tender Results
Loading results...
Technical Specifications
2 Items
Item #1 Details
View Catalog| Category | Specification | Requirement |
|---|---|---|
| Certifications and Standard | Conformity to Indian Standard | IS:6621 (Latest), IS:8422 (Latest) |
| Generic Parameter | Type | Rectangular ring, Keystone ring, Half keystone ring, Scraper ring (stepped), Napier ring (undercut stepped), Slotted oil control ring, Double-bevelled-edge oil control ring, Bevelled-edge oil control ring, Coil-spring-loaded slotted oil control ring, Coil-spring-loaded double-bevelled-edge oil control ring, Coil-spring-loaded bevelled-edge oil control ring, Steel oil control ring with V-groove, Expander/segment oil control ring |
| Dimension | Closed Gap(Millimeter) | 0.3+/-0.20, 0.40+/-0.25, 0.50+/-0.25, 0.60+/-0.25, 0.70+/-0.25 |
| Dimension | Inside Diameter | 75.1 - 184.6 |
| Dimension | Radial Wall Thickness | 3.45 - 7.7 |
| Dimension | Outer Diameter | 82 - 200 |
| Dimension | Chamfering of inside Edges(mm) | 0.30+/-0.15, 0.40+/-0.15, 0.6+/-0.2 |
| Dimension | Radial Wall Thickness Tolerance | +0.15 - -0.30with a maximum variation of 0.23in a ring, +0.10 - -0.25with a maximum variation of 0'18 in a ring |
| Dimension | Acial Width of Ring | 2.5 - 4.5 |
| Specifications | Tangential Force in N f 20% for h1 | 14.8 - 40 |
| Packing & Marking | Whether ISI Marked | Yes |
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Required Documents
1
GST registration certificate
2
PAN card
3
Experience certificates for locomotive piston ring supplies
4
Financial statements (audited if available)
5
EMD/Security deposit documentation as per bid terms
6
Technical bid documents and conformity certificates
7
OEM authorizations / OEM technical clearance for ISI marked components
8
ISI/IS markings conformity certificates (if available)
Frequently Asked Questions
Key insights about ODISHA tender market
How to bid for piston ring tender in Jharsuguda Odisha 2026?
Bidders must submit GST, PAN, experience certificates, financial statements, EMD, OEM authorizations, and technical compliance documents. The tender requires ISI conformity for IS 6621 and IS 8422, with loco ring diameters 147 mm (HP) and 197 mm (LP). Delivery terms follow the 25% quantity option; ensure LOCO installation compatibility and provide conformity certificates.
What documents are required for Odisha piston ring procurement 2026?
Required documents include GST certificate, PAN card, audit-ready financial statements, experience certificates for locomotive rings, EMD documentation, OEM authorization letters, and technical bid documents proving ISI marking and ISI conformity for IS 6621/IS 8422 components.
What are the technical specifications for ISI marked piston rings?
Key specs include Inside Diameter, Outer Diameter, Radial Wall Thickness, Closed Gap (mm), Axial Width of Ring (mm), Chamfering (mm), and Radial Wall Thickness Tolerance; Tangential Force in N f 20% for h1; all must be ISI marked and conform to IS 6621/IS 8422.
When is delivery expected after order for this Odisha tender?
Delivery start is from the last date of the original delivery order; if option clause is exercised, extended time is (Additional quantity ÷ Original quantity) × Original delivery period, with a minimum of 30 days.
What is the ECCD for loco piston rings in this bid?
ATC specifies HP ring dia 147 (Qty 1) and LP ring dia 197 (Qty 2) in LOCO AirComp; suppliers must provide these exact diameters and installation compatibility for testing and commissioning.
What standards must the piston rings meet for Odisha procurement?
Rings must conform to Indian Standards IS 6621 and IS 8422, with ISI marking where applicable; conformity certificates must be provided as part of the technical bid.
What is the scope for quantity variation in this tender?
The purchaser may increase or decrease the quantity up to 25% at contract placement and during contract currency at the contracted rates; extension time will be computed per the stated formula with a minimum 30 days.
Which organization is issuing the piston ring procurement notice?
Odisha Power Generation Corporation Limited, Energy Department Odisha, issuing the piston ring set tender for LOCO locomotive applications located in Jharsuguda, Odisha.
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Documents 4
GeM-Bidding-9465449.pdf
Main Document
CATALOG-Specification-1
CATALOG Specification
CATALOG-Specification-2
CATALOG Specification
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS