Federal NAICS Codes

NAICS 336510

Railroad Rolling Stock Manufacturing

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 336510.

NAICS 336510 federal market metrics

Total obligations
$370.4M
Total awards
1,048 awards
Active obligations
$11.2M
Size standard
1,500 employees

What this NAICS covers

NAICS 336510 covers fabrication and final assembly of railroad rolling stock, including freight cars, passenger cars, locomotives, and rail transit vehicles built in factories and completed with trucks, couplers, brake systems, and factory testing.

Federal opportunities under 336510 typically involve fixed-price manufacture of new railcars or locomotive shells to specified drawings and performance tests, delivery of fully assembled rolling stock with certified brake tests, and provision of maintenance manuals and spare parts lists.

FY2025 snapshot

Obligations
$9.3M
Awards
33
Average award
$282.5K
Change from FY2024
-59.5%

Recent awards

Search contractors

$3,052,986

EASTERN R&E CO. LTD

Department of the Army

PIID
W90VN926FA015
PSC
2220 - RAIL CARS

$31,610

VASTGLOBE LOGISTICS LLC

Department of the Army

PIID
W911S226PA037
PSC
2230 - RIGHT-OF-WAY CONSTRUCTION AND MAINTENANCE EQUIPMENT, RAILROAD

$108,922

ATAP INC

Defense Logistics Agency

PIID
SPE8EE26V0121
PSC
4930 - LUBRICATION AND FUEL DISPENSING EQUIPMENT

$115,329

ATAP INC

Defense Logistics Agency

PIID
SPE8EE26P0059
PSC
4930 - LUBRICATION AND FUEL DISPENSING EQUIPMENT

$1,299,481

KNDS DEFENCE UK LIMITED

Defense Contract Management Agency (Dcma)

PIID
W912CH26C0004
PSC
2240 - LOCOMOTIVE AND RAIL CAR ACCESSORIES AND COMPONENTS

$53,000

HOPKINS JR DAVID

National Park Service

PIID
140P4525C0035
PSC
J022 - MAINT/REPAIR/REBUILD OF EQUIPMENT- RAILWAY EQUIPMENT

FAQ

What work fits NAICS 336510?
  • Manufacture new freight railcars such as boxcars or hoppers built to dimensional drawings, equipped with trucks, couplers, and factory-installed brake rigging.
  • Produce passenger railcars with factory-installed seating, HVAC, interior finishes, door systems, and acceptance testing per performance requirements.
  • Build locomotives or locomotive shells assembled with prime mover or traction components, control cabinets, and factory run-in and brake certification tests.
  • Fabricate light rail and transit vehicles including bogies, traction equipment interfaces, wiring harnesses, and vehicle-level safety and performance testing.
When is NAICS 336510 a weak fit?
  • Railcar repair and overhaul shops: rebuilding, refurbishment, or in-service component replacement rather than new fabrication and final assembly of rolling stock.
  • Component-only suppliers: manufacturers supplying brake assemblies, couplers, or trucks without responsibility for vehicle-level assembly and integration.
  • Track construction and civil works: installation of track, switches, signals, and related infrastructure where no vehicle fabrication or assembly occurs.
What solicitation language points to NAICS 336510?
  • Specification requires unit-level acceptance tests such as brake performance certification, dynamic stability checks, and factory run-in hours with signed test reports.
  • RFP requests delivery of fully assembled vehicles with spare parts kits, technical and maintenance manuals, and vehicle weight and balance documentation.
  • Drawings and bill of materials call for vehicle-level integration, bogie assembly, supplier submittal approvals, and factory inspection acceptance criteria.

Put this market knowledge to work

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