NAICS 333131 - Mining Machinery and Equipment Manufacturing RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities
Browse open Mining Machinery and Equipment Manufacturing (NAICS 333131) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.
About Mining Machinery and Equipment Manufacturing (NAICS 333131)
This U.S. industry comprises establishments primarily engaged in (1) manufacturing underground mining machinery and equipment, such as coal breakers, mining cars, core drills, coal cutters, and rock drills, and (2) manufacturing mineral beneficiating machinery and equipment used in surface or underground mines.
| Status | Title | Buyer | Due Date |
|---|---|---|---|
| Open | Clip The U.S. Navy is soliciting offers for an unspecified item identified as “CLIP” under NAICS 333998 miscellaneous general-purpose machinery manufacturing. Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/21/2026 |
| Open | Miscellaneous General-Purpose Machinery The U.S. Navy is soliciting miscellaneous general-purpose machinery under solicitation N0038326QMB31. Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/18/2026 |
| Open | Miscellaneous Machinery Equipment The U.S. Navy is soliciting offers for a miscellaneous machinery requirement under solicitation N0038326QMB28. Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/18/2026 |
| Open | Miscellaneous General-Purpose Machinery Manufacturing The U.S. Navy is soliciting offers for miscellaneous general-purpose machinery manufacturing under solicitation N0038326QMB32. Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/18/2026 |
| Open | Other Manufacturing Technologies The National Science Foundation is seeking proposals for research and development in other manufacturing technologies through its Small Business Innovation Research program. United States•Request for Proposal (RFP) | United States of America > NATIONAL SCIENCE FOUNDATION | 7/7/2027 |
| Open | Multi-Axis CNC Machines Lone Star College System is seeking proposals for a catalog discount arrangement supporting system-wide, as-needed purchases of multi-axis CNC machines. Houston, TX, USA•Request for Proposal (RFP) | Lone Star College System | 10/7/2026 |
| Open | Upright Drilling Machine The Defense Logistics Agency is seeking one upright drilling machine, NSN 3413-01-315-4541, for delivery to DLA Distribution Jacksonville under a total small business set-aside. Jacksonville, FL, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT [MAT & ME]) | 9/14/2026 |
| Open | Blanket Purchase Agreement for Machine Tools and Equipment The Naval Air Warfare Center Weapons Division (NAWCWD) China Lake, CA is seeking small business vendors to establish Blanket Purchase Agreements (BPAs) for a wide range of machine tools and equipment, including CNC mills, lathes, waterjets, and 3D printers. Naval Air Warfare Center China Lake, Kern County, CA, USA•Request for Proposal (RFP)Small Business | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVAL AIR WARFARE CENTER (NAVAIR NAWC WD) | 10/9/2026 |
| Open | Distributed Manufacturing The National Science Foundation is seeking proposals for distributed manufacturing research and development through its SBIR program. United States•Request for Proposal (RFP) | United States of America > NATIONAL SCIENCE FOUNDATION | 7/7/2027 |
| Open | 2026 Loader Equipment Proposal Iowa County is seeking proposals for a 2026 Loader Equipment, with proposals due by a specified date. Iowa County, WI, USA•Request for Proposal (RFP) | Iowa County | - |
| Open | Supply and Delivery of a Backhoe Loader The City of Rouyn-Noranda is seeking bids for the supply and delivery of one backhoe loader under an estimated six-month contract, with submissions due September 16, 2026. Temiscamingue, QC, Canada•Request for Proposal (RFP) | Rouyn-Noranda > Service des acquisitions | 9/16/2026 |
| Open | CBC Ammunition Project Equipment Purchase Grand River Dam Authority is requesting quotations for equipment related to the CBC Ammunition Project through a sealed electronic bid process. United States•Request for Quote/Qualifications (RFQ) | Grand River Dam Authority | 9/24/2026 |
| Open | 10-Gauge, 5-Foot Hydraulic Shearing Machine The Defense Logistics Agency is requesting one 10-gauge, 5-foot hydraulic shearing machine for delivery to the USS Theodore Roosevelt within 20 days after order. CVN-71 USS Theodore Roosevelt, Norfolk, VA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT [CLASS IV]) | 9/14/2026 |
| Open | Haas Mini Mill Vertical Machining Center New Mexico State University is pursuing a sole-source pre-award procurement from Productivity Inc. for a Haas Mini Mill vertical machining center with listed options, valued at $61,552.83. New Mexico State University, Las Cruces, NM, USA•Sole Source | New Mexico State University | 10/4/2026 |
| Open | Bobcat T86-2 Attachments The U.S. Army is seeking Bobcat T86-2 attachments for delivery to Fort Hood, Texas, under a total small business set-aside. Fort Hood, TX, USA•Request for Proposal (RFP)Small Business | United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W6QM MICC-FT DRUM (MICC FORT DRUM) | 9/15/2026 |
| Open | Used Backhoe Loader The Centre de services scolaire des Trois-Lacs is seeking one used backhoe loader, which must be in inventory and identified by serial number at submission. Atelier-École Les Cèdres, Les Cèdres, QC, Canada•Request for Proposal (RFP) | Centre de services scolaire des Trois-Lacs | 9/25/2026 |
| Open | Fitting Supplies The U.S. Navy is seeking fitting-related supplies under solicitation N0038326QMB30, with delivery to its Philadelphia facility. Philadelphia, PA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/18/2026 |
| Open | Sidewalk Snow-Clearing Tracked Vehicle Supply and Delivery The City of Granby is seeking the supply and delivery of a new or used sidewalk snow-clearing tracked vehicle under an open competitive procurement. Estrie, QC, Canada•Request for Proposal (RFP) | Granby | 9/22/2026 |
| Open | Equipment Rental Program - Season 1 The Indiana Department of Transportation is seeking equipment rental services for Season 1. Indiana, USA•Request for Proposal (RFP) | Indiana > Department of Transportation | - |
| Open | River Project Office Horizontal Boring and Milling Machine The U.S. Army Corps of Engineers is seeking a horizontal boring and milling machine for the River Project Office. St. Louis, MO, USA•Request for Proposal (RFP) | United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W07V ENDIST ST LOUIS (KO CONTRACTING DIVISION) | 9/28/2026 |
| Open | Skid Steer Loader for Northside Arena The Regional Recreation Corporation of Wood Buffalo is seeking a skid steer loader for Northside Arena under a competitive one-month procurement. Fort McMurray, AB, Canada•Request for Proposal (RFP) | Regional Municipality of Wood Buffalo | 9/18/2026 |
| Open | NRP Shredding Machines The Defense Logistics Agency is requesting 10 NRP shredding machines under an economically disadvantaged woman-owned small business set-aside for delivery to DLA Distribution San Joaquin. Defense Logistics Agency Sharp, Lathrop, CA, USA•Request for Quote/Qualifications (RFQ)Woman-Owned Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT T & IFO EQ) | 9/21/2026 |
| Open | Portable Construction Equipment with Related Accessories and Attachments Sourcewell, a Minnesota local government service cooperative, is requesting proposals for portable construction equipment with related accessories and attachments for use by participating public agencies. United States•Request for Proposal (RFP)Small BusinessMinority-Owned BusinessWoman-Owned BusinessVeteran-Owned Business | Minnesota > Sourcewell | 10/8/2026 |
| Open | Portable Construction Equipment and Attachments The Saskatchewan Association of Rural Municipalities, through its purchasing relationship with Sourcewell and Canoe Procurement Group of Canada, is requesting proposals for portable construction equipment with related accessories and attachments for a national Canadian contracting solution. 2301 Windsor Park Road, Regina, SK, Canada•Request for Proposal (RFP)Small BusinessMinority-Owned BusinessWoman-Owned BusinessVeteran-Owned Business | Saskatchewan > Saskatchewan Association of Rural Municipalities | 10/8/2026 |
| Open | VersaJET IntelliTAPER Machine The U.S. Army is seeking a VersaJET IntelliTAPER machine for Hunter Army Airfield. Hunter Army Airfield, Savannah, GA, USA•Request for Proposal (RFP)Small Business | United States of America > DEPT OF DEFENSE > DEPT OF THE ARMY > W6QM MICC-FT DRUM (MICC FORT DRUM) | 9/15/2026 |
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What is NAICS code 333131 (Mining Machinery and Equipment Manufacturing)?+
This U.S. industry comprises establishments primarily engaged in (1) manufacturing underground mining machinery and equipment, such as coal breakers, mining cars, core drills, coal cutters, and rock drills, and (2) manufacturing mineral beneficiating machinery and equipment used in surface or underground mines.
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