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Diesel Loco Modernisation Works IS 6455 Single Row Deep Groove Ball Bearing Tender 2026

Bid Publish Date

18-Feb-2026, 12:27 am

Bid End Date

27-Feb-2026, 1:00 pm

Location

PATIALA , PUNJAB

Progress

Issue18-Feb-2026, 12:27 am
AwardPending
Explore all 4 tabs to view complete tender details

Quantity

400

Bid Type

Single Packet Bid

Categories 11

EXHAUST SYSTEM FLANGE FAN SPARE PARTS ROLLER BEARING RING BEARINGS WORM GEAR BALL BEARING RADIAL BEARING WHEEL BEARING BEARINGS BUSHINGS AND GEARS

Tender Overview

The procurement is titled for the supply of a Single Row Deep Groove Ball Bearing (Without Flange Outer Ring) in compliance with IS 6455 (Q3) by the Indian Railways unit, Diesel Loco Modernisation Works. The tender scope covers purchase of bearings for rail loco applications, with no BOQ items listed and an emphasis on standard conformity, including IS 5935 Part 1 radial clearance and IS conformity certificates. The arrangement includes a flexible quantity option of ±25% at contract, and the delivery timeline adapts to extended orders while maintaining contracted rates. The tender emphasizes the supplier’s ability to provide complete unit warranty and accompanying test reports on demand, ensuring traceability of material quality. Location details are not specified in the data provided, but procurement is oriented toward DLW’s IS 6455-compliant bearings for railway equipment.

Technical Specifications & Requirements

  • Bearing type: Single Row Deep Groove Ball Bearing (Without Flange Outer Ring)
  • Designation and dimensions: bore diameter d (mm), outside diameter D (mm), width B (mm), with smallest chamfer r1s, r2s per IS 6455
  • Flange outer ring: Not present
  • Tolerance class: specified within IS 6455 framework
  • Cage material: specified in tender, not disclosed here
  • Radial internal clearance: as per IS 5935 (Part 1)
  • Conformity to Indian Standard: mandatory
  • Warranty: warranty for complete unit
  • Documentation: copies of reports/certifications to be furnished to buyer on demand at time of supplies
  • Other: EMD/price declarations not explicitly listed; ATC uploaded by buyer may contain further terms

Terms, Conditions & Eligibility

  • Option Clause: Purchaser may increase or decrease quantity up to 25% of bid quantity at contract; same right applies during currency with contracted rates. Delivery period linked to last date of original delivery order; extra time formula (Increased quantity ÷ Original quantity) × Original delivery period, minimum 30 days; extensions allowed up to original delivery period
  • Scope of Supply: Only supply of goods; no services
  • ATC: Buyer has uploaded an ATC document providing project-specific terms
  • Key focus: adherence to IS 6455 and IS 5935 (Part 1); provide complete unit warranty and on-demand certification copies
  • Documentation: ensure submission of standard bidding documents as per terms; GST/PAN and supplier compliance as applicable (not fully enumerated in data)

Key Specifications

  • Product: Single Row Deep Groove Ball Bearing (Without Flange Outer Ring)

  • Standards: IS 6455 (Q3) and IS 5935 (Part 1) for radial clearance

  • Dimensions: d, D, B with specified chamfer r1s, r2s

  • Cage material and tolerance class as per IS 6455

  • Conformity: IS standard conformity required; certificates to be furnished on demand

  • Warranty: Warranty for complete unit stated in terms

Terms & Conditions

  • 50% minimum pre-shipment inspection not specified; certificate availability on demand

  • Option to adjust quantity ±25% with delivery-time recalculation

  • Delivery period aligned to last order date; extended period minimum 30 days

  • Only supply of goods; no installation or services included

Important Clauses

Payment Terms

Not specified in data; ATC may define payment terms in uploaded document

Delivery Schedule

Delivery period linked to last date of original delivery order; extended period subject to option clause

Penalties/Liquidated Damages

Not detailed in provided data; likely governed by standard Railway tender terms

Bidder Eligibility

  • Proven supply of bearings meeting IS 6455 guidelines

  • Ability to provide IS 5935 radial clearance documentation

  • Demonstrated warranty and post-delivery support for railway components

Documents 4

GeM-Bidding-8982189.pdf

Main Document

CATALOG-Specification-1

CATALOG Specification

Buyer uploaded ATC document

ATC

GEM General Terms and Conditions Document

GEM_GENERAL_TERMS_AND_CONDITIONS

Past Similar Tenders (Historical Results)

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Posted: 13 August 2025
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Oil And Natural Gas Corporation Limited

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Posted: 26 August 2025
Closed: 16 September 2025
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Posted: 27 February 2025
Closed: 7 March 2025
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Posted: 3 March 2025
Closed: 13 March 2025
GEM

Technical Specifications 1 Item

Item #1 Details

View Catalog
Category Specification Requirement
Generic Bearing Type Single Row Deep Groove Ball Bearing
Generic Flange Outer Ring Without
Generic Bearing bore diameter, d (In mm) 15.0
Generic Designation of Bearing 6202-2Z
Generic Bearing outside diameter, D As per Table 1 Clause 4.2.1 of IS 6455
Generic Bearing width, B As per Table 1 Clause 4.2.1 of IS 6455
Generic Smallest permissible chamfer dimension, r1s, r2s As per Table 1 Clause 4.2.1 of IS 6455
Generic Tolerance Class P 0 = tolerance class normal
Generic Cage Material Press Steel
Generic Radial Internal Clearance as per IS 5935 (Part 1) Group N
Certification, Testing & Warranty Conformity to Indian Standard As per IS 6455
Certification, Testing & Warranty Warranty for complete unit 1, 2, 3 Or higher
Certification, Testing & Warranty Copies of reports and certifications to be furnished to buyer on demand at time of supplies No

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Required Documents

1

GST registration certificate

2

Permanent Account Number (PAN) card

3

Experience certificates in bearing supply

4

Financial statements or turnover demonstrated for relevance

5

EMD documentation or security as applicable

6

Technical bid documents and conformity certificates

7

OEM authorizations or guarantees for bearing supply

8

Copies of IS conformity reports and IS 5935 clearance (on demand)

Frequently Asked Questions

Key insights about PUNJAB tender market

What documents are required for DLW bearing bid in 2026?

Bidders must submit GST registration, PAN, experience certificates, financial statements, EMD proof, technical conformity documents, and OEM authorizations. Ensure IS 6455 compliance certificates and IS 5935 clearance copies are available on demand; ATC may specify additional bid documents.

How does the 25% quantity option affect delivery for this tender?

The purchaser may increase/decrease bid quantity by up to 25% at contract and during currency. Delivery time recalculation uses the formula (Increased quantity ÷ Original quantity) × Original delivery period, with a minimum of 30 days, ensuring supplier readiness for volume fluctuations.

What standards must the bearing conform to in this procurement?

Bearings must conform to IS 6455 (Q3) for design and tolerances and to IS 5935 (Part 1) for radial internal clearance. Conformity certificates and test reports must be furnished to the buyer on demand during supplies.

What is the scope of supply for this tender?

Scope is limited to the supply of goods only (bearings), with no installation or commissioning services included. The bid should include all cost components for the goods and relevant packaging/delivery to the specified Railway location.

What are the warranty expectations for the bearing unit?

The tender requires a warranty for the complete unit. Suppliers should provide warranty terms covering material and manufacturing defects, with post-delivery support and documentation accessible upon buyer request.

Where can I obtain the IS conformity reports for this tender?

Copies of IS conformity reports and certifications must be furnished to the buyer on demand at the time of supplies. Ensure you have IS 6455 and IS 5935 clearance documents ready for submission.

What are the key dimensions to verify for IS 6455 bearings?

Verify bearing bore diameter (d), outer diameter (D), width (B), and smallest chamfer (r1s, r2s). Ensure tolerances align with IS 6455 specifications and confirm cage material per the tender requirements.

How is delivery time determined for extensions under this contract?

Delivery time extensions follow the formula tied to the last order date and extended period, with a minimum 30 days; the purchaser may extend up to the original delivery period while applying the option clause, impacting lead times and inventory planning.