Federal spend by industry (NAICS)

How much does the federal government spend under NAICS 336510 (Railroad Rolling Stock Manufacturing), and who wins the contracts?

Name: Railroad Rolling Stock Manufacturing (NAICS 336510) — federal contract spending
Creator: Fonteum
License: https://www.usa.gov/government-works

Federal prime-contract spending under NAICS 336510 (Railroad Rolling Stock Manufacturing), as the public record states it — total obligated, the contractors who win the work, the agencies that buy it, and the fiscal-year trend, stated as exact dated facts with their source, never a score or label. Confirm the full picture at USASpending.gov →

The federal government has $3,204,977 obligated across 7 prime-award actions on file to 2 contractors under NAICS 336510 (Railroad Rolling Stock Manufacturing), on the prime-award records Fonteum currently holds. Every figure is an exact USASpending.gov fact — no score, no label; confirm the full picture at USASpending.gov.

At a glance

$3,204,977

Obligated across prime awards on file

Prime-award actions on file

Distinct contractors

Distinct awarding agencies

Top contractors — largest recipients of Railroad Rolling Stock Manufacturing awards

Contractor	Award actions	Obligated	Share of obligated $
WASATCH RAILROAD CONTRACTORS	6	$3,078,358	96%
HANKUK VEHICLES CO., LTD.	1	$126,619	4%

Top 2 of 2 contractors on file, by obligated dollars. A high obligation is an exact fact, not an endorsement. Each named contractor links to its canonical federal contractor record.

Source: USASpending.gov award record. Confirm current status at SAM.gov →

Who buys Railroad Rolling Stock Manufacturing — top awarding agencies

Awarding agency	Award actions	Obligated	Share of obligated $
Department of the Interior	4	$1,598,744	49.9%
Department of Transportation	2	$1,479,614	46.2%
Department of Defense	1	$126,619	4%

Set-aside reliance

How much of the federal spending under Railroad Rolling Stock Manufacturing runs through a small-business or socioeconomic set-aside vehicle — an exact ratio of public dollars, not an eligibility determination.

Obligations via set-aside vehicles

Set-aside award actions

Total award actions on file

Source: USASpending.gov award record. Confirm current status at SAM.gov →

Obligations by fiscal year (the YoY trend)

Federal fiscal year	Award actions	Obligated
FY2019	2	$1,479,614
FY2016	3	$1,164,986
FY2014	2	$560,378

Federal fiscal years run October 1 – September 30. Showing the most recent 3 of 3 years with award actions on file.

Source: USASpending.gov award record. Confirm current status at SAM.gov →

Largest awards on record

Award ID (PIID)	Awarding agency	Signed	Obligated	Award type
6913G619P800014	Department of Transportation	2018-11-01	$879,614	PURCHASE ORDER
INP16PC00370	Department of the Interior	2016-08-18	$839,406	DEFINITIVE CONTRACT
6913G619P800039	Department of Transportation	2019-01-25

What this NAICS code covers

NAICS 336510 is Railroad Rolling Stock Manufacturing in the North American Industry Classification System — the standard the federal government uses to classify what it buys. The U.S. Small Business Administration sets a small-business size standard (a receipts or employee threshold) per NAICS code, used to decide who qualifies for small-business set-asides.

Reference	Source
NAICS 336510 definition	U.S. Census Bureau (NAICS 2022)
Small-business size standard for NAICS 336510	U.S. Small Business Administration

How to read this profile

This page reports exact public-record facts and assigns no score or label. An obligated-dollar figure is an exact sum over USASpending.gov prime awards on the records Fonteum currently holds; it is a bounded slice of the federal corpus, not a completeness claim, and it is not a budget or forecast. Contractors are named only as the neutral recipients of public awards. The award footprint fills in as the federal award-archive backfill runs.

Related federal-contracting evidence

Reviewed by the Fonteum Government Contracts Desk. Federal procurement records analysts. This study reports exact regulatory facts — an award's signed date and an exclusion's active window, each sourced to SAM.gov and USASpending.gov. It makes no determination of wrongdoing and assigns no score.

Sources: USASpending.gov prime awards (U.S. Government Works, public domain) for the spending figures; U.S. Census Bureau (NAICS 2022) for the industry title; U.S. Small Business Administration for the size standard. Confirm any current figure at usaspending.gov. Canonical record: https://fonteum.com/gov/naics/336510. Industry data as of 2026-06-21.