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Sources Sought Number: W9127N26QA080

Subject: Sources Sought for vertical lineshaft pumps

PSC: 4320 - Power and Hand Pumps

NAICS: 333914 - Measuring, Dispensing, and Other Pumping Equipment Manufacturing

General. This Sources Sought is issued for informational and market research purposes only. It is not a Request for Proposal (RFP), Request for Quotation (RFQ), Invitation for Bid (IFB), or a solicitation under FAR Subpart 5.2.

The purpose of this Sources Sought is to obtain information regarding industry interest, capabilities, and qualifications so the Government can make informed acquisition decisions. We encourage responses from both large and small businesses, including Small Business, Small Disadvantaged Business, 8(a) firms, HUBZone firms, Woman-Owned Small Business (WOSB), Economically Disadvantaged Woman-Owned Small Business (EDWOSB), Service-Disabled Veteran-Owned Small Business (SDVOSB), and Veteran-Owned Small Business (VOSB). All interested parties are strongly encouraged to respond.

Responses to this Sources Sought will be used by the Government to support market research, assess available sources, and inform any future solicitation.

Please provide a capability statement demonstrating your ability to supply the requirement identified in the Performance Work Schedule (PWS). If you are unable to supply all of the listed items, please clearly identify any limitations in your capability statement.

This will help us accurately assess your qualifications for the full requirement.

Formal Sources Sought Response Due: 13 May 2026 at 12:00 PM PDT.

Project Background:

The U.S. Army Corps of Engineers (USACE) requires two (2) vertical lineshaft pumps for Big Cliff Powerhouse.

Outlet: 4” 150# ANSI 16.5 Flange compatible

Flow: 75 GPM at 70ft head

Static Head: 70 ft

Pump Curve: Continuously rising

Pump Formfactor: Vertical lineshaft with multistage impellers at inlet

Pump Height: 45’ from inlet to centerline of outlet flange

Lineshaft: 1” diameter, 5’ sections, 400 series stainless steel

Lineshaft Couplings: Coupling design capacity shall be the published manufacturer service rating divided by 1.5

Lineshaft Bearings: Water lubricated except for motor base bearing which may use oil or grease

Impeller Material: Bronze

Bowl Material: Cast Iron

Prelubrication: If needed, a prelubrication water line will be provided

Column Pipe: 5’ sections with flanged connections, 400 series stainless steel

Pumped Media: Potentially silty water, temperature ranging 39°-65° F

Filtering: Inlets must have basket strainers

Motors: Up to 3.0 hp with a service factor of 1.15 or greater

Motor Power Supply: 3 phase, 480 V, 60 hz circuit

Pump Speed: 1800 rpm or less

1. Please read the PWS in its entirety to ensure a complete understanding of the requirement before responding to this Sources Sought.

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