Bearing Material

Amendment / Modification

This amendment (0001) to Solicitation W519TC26QA016 makes the following key changes:

• Competition: Changes the solicitation from a small business set-aside to full and open competition.

• Response Due Date: Extends the response due date to December 1, 2025, at 1000 CT.

• Contract Clauses:

  • Adds DFARS Clause 252.204-7012, Safeguarding Covered Defense Information and Cyber Incident Reporting (with deviation).
  • Modifies FAR Clause 52.212-5, Contract Terms and Conditions Required To Implement Statutes or Executive Orders-Commercial Products and Commercial Services (Oct 2025), by incorporating numerous additional FAR and DFARS clauses as listed in the document.

• Solicitation type (small business set-aside to full and open competition).

• Response due date.

• Incorporated contract clauses (specifically FAR 52.212-5 and DFARS 252.204-7012).

• The closing date for offers has been extended to December 1, 2025, 1000 CT.

• Bidders should review the updated list of incorporated contract clauses, particularly FAR 52.212-5, to ensure compliance with all requirements.

Solicitation / RFP / RFQ

This solicitation (W519TC26QA016) is for the procurement of Bearing Material to support the Rock Island Arsenal, Joint Manufacturing and Technology Center (RIA-JMTC). The government intends to award a Firm Fixed Price (FFP) purchase order to the lowest price, responsive, and responsible contractor.

• The primary deliverable is Bearing Material, self-lubricating, as per drawing 1110700278.

• Specific technical requirements for the bearing material include:

  • Style: Bearing
  • Material Type: Self-Lubricating
  • Thickness: .0585"/.0605"
  • Usable Width: Min. 5.00"
  • Backing: Steel
  • Inner Structure: Porous Copper-Tin Bronze
  • Bearing Surface: PTFE/Pb
  • Lubrication: Not Required
  • Compressive Strength: 44,000 PSI
  • Static Load Capacity: 36,000 PSI
  • Dynamic Load Capacity: 20,000 PSI
  • Speed: Dry: 1000 RPM, Lubricated 2,000 RPM
  • PV Limit: Continuous: 50,000 PSI-FPM, Intermittent: 100,000 PSI-FPM
  • Temperature Range: -328°F to 536°F
  • Static Coefficient of Friction: .02 to .02
  • Dynamic Coefficient of Friction: .02 to .02

• Material must meet all requirements of drawing 1110700278.

• Suggested Source of Supply: The Timken Company (Part# S0594DU0500-S1).

• Contract Type: Firm Fixed Price (FFP).

• Pricing Arrangement: Firm Fixed Price.

• Delivery Date: On or before 02 December 2025.

• Offers are due no later than 1000 CT on 12 November 2025.

• Quotes are limited to two decimal points.

• Evaluation will be based on the lowest price, responsiveness, and responsibility.

• Award will be made without discussions, except for clarifications.

• Payment will be via DFAS, with invoicing via Wide Area Workflow (WAWF).

• This acquisition is set aside 100% for Small Business.

• NAICS Code: 332991

• Size Standard: 750

• FAR clauses incorporated by reference include FAR 52.212-1, 52.212-3, and 52.212-4, among others.

• DFARS clauses are also incorporated by reference.

• Offerors must complete representations and certifications, including those related to telecommunications and video surveillance equipment.

• Visitor access to Rock Island Arsenal requires pre-registration.

Form / Attachment / Pricing Sheet

This document is a Vendor Item Control Drawing for a bearing material. It provides specifications, suggested sources of supply, and revision history for the item.

• Specifications: Details include style, type (self-lubricating), thickness, usable width, backing material (steel), inner structure (porous copper-tin bronze), bearing surface (PTFE/Pb), lubrication requirements (not required), compressive strength (44000 PSI), static load capacity (36000 PSI), dynamic load capacity (20000 PSI), speed limits, PV limit, temperature range (-328°F to 536°F), and coefficients of friction.
• Suggested Source of Supply: Identifies The Timken Company as a suggested source, providing their address and vendor part number.
• Revisions: Includes an initial release date of 2024-06-04.

This drawing is crucial for bidders to understand the exact specifications and material requirements for the bearing. It also identifies a specific vendor as a suggested source, which may be relevant for sourcing or understanding the market for this item. Bidders should ensure their proposed materials meet or exceed these detailed specifications.