GovBidScope

Government Contracts for NAICS 336510

16 active federal opportunities under NAICS 336510. Updated hourly from SAM.gov.

Data updated Aug 27, 12:06 PM (cached) · 16 opportunities · Page 1 of 1

Rail Spanners

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT DRUM

Small Business Set Aside - TotalDue 8/14/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 8/10/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 8/10/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 7/31/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 7/31/2026

J--STEA - X5313 STEAM GENERATOR

INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.NER SERVICES MABO (43000)

Total Small Business Set-Aside (FAR 19.5)Due 7/21/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 7/31/2026

RAILCAR SPANNERS

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT DRUM

Total Small Business Set-Aside (FAR 19.5)Due 7/2/2026

96--Purchase of Scrap Railroad Wheels

COMMERCE, DEPARTMENT OF.NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION.DEPT OF COMMERCE NOAA

Due 7/21/2026

22--COUPLER ACOUSTIC

DEPT OF DEFENSE.DEFENSE LOGISTICS AGENCY.DLA AVIATION.DLA AV RICHMOND.DLA AVIATION

Due 7/22/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 7/31/2026

J--STEA - X5313 STEAM GENERATOR

INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.NER SERVICES MABO (43000)

Total Small Business Set-Aside (FAR 19.5)Due 7/21/2026

W911S226U3459: RAILCAR SPANNERS

DEPT OF DEFENSE.DEPT OF THE ARMY.AMC.ACC.MISSION INSTALLATION CONTRACTING COMMAND.419TH CSB.W6QM MICC-FT DRUM

Total Small Business Set-Aside (FAR 19.5)Due 7/20/2026

Rail Maintenance and Sustainment (RMS) Multiple-Award IDIQ

TRANSPORTATION, DEPARTMENT OF.OFFICE OF THE SECRETARY.6913G6 VOLPE NATL TRANS SYS CNTR

No Set aside usedDue 7/31/2026

96--Purchase of Scrap Railroad Wheels

COMMERCE, DEPARTMENT OF.NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION.DEPT OF COMMERCE NOAA

Due 7/17/2026

J--STEA - X5313 STEAM GENERATOR

INTERIOR, DEPARTMENT OF THE.NATIONAL PARK SERVICE.NER SERVICES MABO (43000)

Total Small Business Set-Aside (FAR 19.5)Due 7/14/2026

How to Win NAICS 336510 Government Contracts

Federal agencies spend billions annually on naics 336510 services under NAICS code 336510. Opportunities are posted on SAM.gov with response windows of 14-30 days — most small businesses miss them because they don't check daily.

Requirements to bid: You need an active SAM.gov registration (free), a DUNS/UEI number, and in most cases the relevant trade licenses for your state. Many naics 336510 contracts are set aside exclusively for small businesses, 8(a) firms, HUBZone, WOSB, or service-disabled veteran-owned businesses.

Why use GovBidScope: We aggregate SAM.gov postings under NAICS 336510into one browsable feed with plain-English titles and set-aside tags so you can scan the list quickly instead of clicking through 40-page solicitations one at a time.

Frequently Asked Questions

What is NAICS 336510?

NAICS 336510 covers naics 336510 businesses. The federal government uses this code to classify contracts by industry, so agencies can find qualified vendors for specific types of work.

How many naics 336510 contracts are posted per month?

Typically 50-200+ opportunities per month under NAICS 336510, depending on the fiscal year cycle. Volume spikes in Q4 (July-September) as agencies spend remaining budgets.

Can I bid if I'm a small business?

Yes. The federal government is required to award at least 23% of contracts to small businesses. Many contracts under NAICS 336510 are set aside exclusively for small businesses or disadvantaged categories (8(a), HUBZone, WOSB, SDVOSB).