NAICS 336510Federal ProcurementSBA SIZE: Varies by Industry

NAICS Classification 336510 Government Contracts

Federal contracting guide, active SAM.gov solicitations, small business size standards, and top purchasing agencies for NAICS code 336510.

SBA Size StandardVaries by IndustrySmall business threshold
Annual Federal SpendMulti-Million Dollar CategoryContract awards per year
Active Solicitations2 Live BidsCurrently open on SAM.gov
Primary BuyersDepartment of DefenseTop purchasing agency

Active SAM.gov Solicitations for NAICS 336510

2 Open Opportunities

22--COUPLER ACOUSTIC

Agency: DEPT OF DEFENSENotice ID: SPE4A627T3557Location: Washington, DC
NoneCombined Synopsis/Solicitation

Proposed procurement for NSN 2240017220125 COUPLER ACOUSTIC: Line 0001 Qty 4 UI EA Deliver To: W1A8 DLA DISTRIBUTION By: 0167 DAYS ADO Approved sources are 31442 1G07217-G02; 96169 H443-011-H-72. The solicitation is an RFQ and will be available at the link provided in this notice. Hard copies of this solicitation are not available. Specifications, plans, or drawings are not available. All responsible sources may submit a quote which, if timely received, shall be considered. Quotes must be submitted electronically.

Refurbished and Used Boxcars

Agency: DEPT OF DEFENSENotice ID: RFI-DOT-VOLPE-2026-001Location: Cambridge, MA, USA
NoneSources Sought

The U.S. Department of Transportation, Volpe National Transportation Systems Center (Volpe Center), Cambridge, MA, 02142, is conducting market research to determine the availability of refurbished and used boxcars. These boxcars are needed to safely transport ammunition and explosives in compliance with strict military safety regulations. This RFI notice does not constitute a solicitation and is not to be construed as a commitment by the U.S. Government. The U.S. Government will not pay for any effort expended in responding to this notice. See attached Word document: "Refurbished and Used Boxcar RFI_10.7.26 (SAM)"

How to Win Federal Contracts under NAICS 336510

Federal buyers evaluate offerors under NAICS 336510 through a combination of verified technical capability, past performance relevance, and price reasonableness. Follow this proven pursuit framework:

1
Verify SBA Small Business Eligibility for NAICS 336510Confirm your business meets the SBA size standard of Varies by Industry in average annual revenue or employee headcount.
2
Register on SAM.gov with NAICS 336510Add NAICS 336510 to your active SAM.gov entity profile under Goods and Services to qualify for set-aside awards.
3
Review Live Solicitations & Section L & M InstructionsAnalyze current open notices below. Pay close attention to evaluation criteria (Best Value Tradeoff vs Lowest Price Technically Acceptable).
4
Generate Compliance Matrix & Draft Winning Proposal with BidGovAIUse BidGovAI to shred solicitation requirements, extract FAR compliance clauses, and draft evaluator-aligned technical proposal volumes.
Industry Bidding Strategy:

Check the solicitation Section L & M instructions and ensure SAM.gov registration is active.

Top Federal Buyers for NAICS 336510

Department of DefenseMajor purchaser of NAICS Classification 336510
Active Buyer →
General Services AdministrationMajor purchaser of NAICS Classification 336510
Active Buyer →
Department of Veterans AffairsMajor purchaser of NAICS Classification 336510
Active Buyer →

Win More NAICS 336510 Awards with AI

Join government contractors using BidGovAI to analyze solicitations in minutes, maintain audit-proof compliance matrices, and win profitable federal contracts.

Start Free 14-Day Trial — Access All NAICS 336510 Solicitations →

Frequently Asked Questions About NAICS 336510

What is NAICS code 336510?

NAICS code 336510 is a standard North American Industry Classification System code used by federal contracting officers to categorize solicitations and establish small business size standards.

How do I bid on NAICS 336510 contracts?

To bid on NAICS 336510 opportunities, ensure your entity is registered on SAM.gov with NAICS 336510 listed in your assertions, and submit a compliant offer in response to the active solicitation.