PSC H128: Quality Control Services: Engines, Turbines, and Components

Service code

Code facts

Spend category
Equipment Related Services Quality Control
Contract awards
1 In the last 12 months
Contract obligations
$153,894 In FY2025

PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date $0
FY2026 $498,501
FY2025 $153,894
FY2024 $0
FY2023 -$3,939

Top contractors by obligations

Rank Contractor Obligated, FY2026–FY2027 Share
1 Allserv Inc. $369,000
2 Mountain Medical Gas, L.l.c $129,501

Top funding agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 Department of Veterans Affairs $498,501

Contract obligations by state

Rank Place of performance Obligated, last 12 months Share
1 Georgia $369,000

Contract opportunities

Notice Posted Due
RFI for HD engine test site fuel system upgrade Pre-Solicitation · National Vehicle and Fuel Emissions Laboratory (OTAQ)
RFI for engine test cell hardware, software, services for HD engine test site e Pre-Solicitation · National Vehicle and Fuel Emissions Laboratory (OTAQ)
H128--Medical Gas & Vacuum Maintenance & Repair Services Award Notice · Veterans Integrated Service Network 19 (VHA) · 36C25924Q0728 —
H128--Medical Gas & Vacuum Maintenance & Repair Services Solicitation · Veterans Integrated Service Network 19 (VHA) · 36C25924Q0728
H128--Medical Gas & Vacuum Maintenance & Repair Services Pre-Solicitation · Veterans Integrated Service Network 19 (VHA) · 36C25924Q0705
Borescope Inspection of CVN 68 Class Main Engine High Pressure Turbine Solicitation · Naval Supply Systems Command (Navy)
Borescope Inspection of Class Main Engine High Pressure Turbine Pre-Solicitation · Naval Supply Systems Command (Navy)
Training Ship State of Maine FY 21 Engine Inspections Award Notice · Maritime Administration —
Perform inspections, repairs, re-assemblies and operational tests on the TSSOM Main Propulsion Engine. Solicitation · Maritime Administration
Nozzle Diffusers Solicitation · Naval Air Warfare Center (NAVAIR)
Notice of intent to sole source Limited / Sole Source Justification · Coast Guard —
Piston Aviation Fuels Initiative Support Pre-Solicitation · Federal Aviation Administration
Show all 12

Quick answers

What is PSC H128?

PSC H128 is Quality Control Services: Engines, Turbines, and Components, a service code in PSC H, Quality Control, Test, Inspection.

How much do federal agencies spend under PSC H128?

Federal contracts under PSC H128 obligated $153,894 in fiscal year 2025 and $648,457 in fiscal years 2023 through 2027.

Who are the largest contractors under PSC H128?

The contractors with the most obligated under PSC H128 in fiscal years 2026 and 2027 are Allserv Inc. ($369,000) and Mountain Medical Gas, L.l.c ($129,501).

Which agencies buy the most under PSC H128?

The agencies that obligated the most under PSC H128 in fiscal years 2026 and 2027 are Department of Veterans Affairs ($498,501).

Which NAICS codes are used with PSC H128?

The NAICS codes with the most obligated under PSC H128 in fiscal years 2026 and 2027 are 561730 Landscaping Services and 811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance.

Where is the work under PSC H128 performed?

By place of performance, the states with the most contract obligations under PSC H128 over the last 12 months are Georgia ($369,000).

What is the latest contract opportunity under PSC H128?

The latest contract opportunity under PSC H128 is RFI for HD engine test site fuel system upgrade, pre-solicitation from National Vehicle and Fuel Emissions Laboratory (OTAQ), posted April 29, 2025.

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