PSC 28: Engines and Turbines and Component
Product group
Code facts
- Codes under it
- 11
- Contract awards
- 4,670 In the last 12 months
- Contract obligations
- $10,924,438,767 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 | $215,443 |
| FY2026 | $8,538,220,922 |
| FY2025 | $10,924,438,767 |
| FY2024 | $6,970,655,166 |
| FY2023 | $11,767,122,654 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | RTX Corporation | $5,246,538,534 | |
| 2 | General Electric Company | $1,024,170,176 | |
| 3 | General Electric Company | $478,482,456 | |
| 4 | Rolls-Royce Corporation | $350,542,429 | |
| 5 | General Electric Company | $285,975,951 | |
| 6 | Honeywell International Inc. | $195,439,433 | |
| 7 | Rolls-Royce Solutions America Inc. | $158,095,191 | |
| 8 | Renk America LLC | $115,215,680 | |
| 9 | Cummins Inc. | $95,035,400 | |
| 10 | CFM International Inc. | $78,575,041 |
See the full FY2025 ranking of PSC 28 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Navy | $6,285,887,899 | |
| 2 | Air Force | $1,016,293,467 | |
| 3 | Department of the Army | $773,322,106 | |
| 4 | Defense Logistics Agency | $313,834,582 | |
| 5 | Department of Homeland Security | $132,240,720 | |
| 6 | National Aeronautics and Space Administration | $9,575,833 | |
| 7 | Department of Commerce | $5,637,399 | |
| 8 | Department of State | $1,374,293 | |
| 9 | Department of Agriculture | $235,933 | |
| 10 | Department of Justice | $152,470 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 336412 Aircraft Engine and Engine Parts Manufacturing | $7,386,469,958 | |
| 2 | 333618 Other Engine Equipment Manufacturing | $513,400,434 | |
| 3 | 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing | $200,977,330 | |
| 4 | 336992 Military Armored Vehicle, Tank, and Tank Component Manufacturing | $132,250,403 | |
| 5 | 336411 Aircraft Manufacturing | $81,953,324 | |
| 6 | 333611 Turbine and Turbine Generator Set Units Manufacturing | $52,610,886 | |
| 7 | 336310 Motor Vehicle Gasoline Engine and Engine Parts Manufacturing | $43,773,839 | |
| 8 | 336414 Guided Missile and Space Vehicle Manufacturing | $31,456,947 | |
| 9 | 332510 Hardware Manufacturing | $17,702,615 | |
| 10 | 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $9,575,500 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Connecticut | $5,220,204,288 | |
| 2 | Massachusetts | $1,235,448,660 | |
| 3 | Ohio | $546,201,415 | |
| 4 | Indiana | $433,890,306 | |
| 5 | Michigan | $274,739,584 | |
| 6 | Arizona | $226,047,238 | |
| 7 | Georgia | $94,961,660 | |
| 8 | Texas | $64,246,589 | |
| 9 | Kentucky | $54,526,485 | |
| 10 | South Carolina | $40,796,550 | |
| 11 | Wisconsin | $37,820,318 | |
| 12 | Florida | $28,909,786 | |
| 13 | Illinois | $27,179,110 | |
| 14 | Oklahoma | $26,554,296 | |
| 15 | Kansas | $22,250,075 | |
| 16 | New York | $21,206,423 | |
| 17 | California | $20,342,280 | |
| 18 | Virginia | $19,582,304 | |
| 19 | Louisiana | $15,917,981 | |
| 20 | Maryland | $13,486,694 | |
| 21 | New Hampshire | $9,980,199 | |
| 22 | New Jersey | $6,879,534 | |
| 23 | Pennsylvania | $6,104,715 | |
| 24 | Minnesota | $5,711,130 | |
| 25 | Missouri | $5,624,425 | |
| 26 | North Carolina | $3,484,755 | |
| 27 | Washington | $2,701,040 | |
| 28 | Arkansas | $2,421,513 | |
| 29 | Tennessee | $2,409,100 | |
| 30 | Rhode Island | $1,132,261 | |
| 31 | Utah | $605,165 | |
| 32 | Delaware | $559,052 | |
| 33 | Alabama | $531,505 | |
| 34 | Mississippi | $514,766 | |
| 35 | Alaska | $439,756 | |
| 36 | Colorado | $384,265 | |
| 37 | North Dakota | $363,719 | |
| 38 | Hawaii | $206,021 | |
| 39 | Nevada | $64,500 | |
| 40 | District of Columbia | $60,219 | |
| 41 | Wyoming | $51,084 | |
| 42 | New Mexico | $51,077 | |
| 43 | Idaho | $50,200 | |
| 44 | Oregon | $39,823 | |
| 45 | Vermont | $38,101 | |
| 46 | Maine | $35,832 | |
| 47 | Iowa | $14,397 | |
| 48 | Montana | $11,604 | |
| 49 | West Virginia | $6,541 | |
| 50 | Nebraska | $3,438 |
Show all 50
Shares are of everything obligated under PSC 28 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 24,546 listed here. See the rest on GovTribe.
Codes under 28
Show all 11
Quick answers
What is PSC 28?
PSC 28 is Engines and Turbines and Component, a product group of the Federal Product and Service Codes.
What codes are under PSC 28?
PSC 28 has 11 codes under it with their own GovTribe pages, including 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components; 2810 Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components; and 2815 Diesel Engines and Components.
How much do federal agencies spend under PSC 28?
Federal contracts under PSC 28 obligated $10,924,438,767 in fiscal year 2025 and $38,200,652,951 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC 28?
The contractors with the most obligated under PSC 28 in fiscal years 2026 and 2027 are RTX Corporation ($5,246,538,534), General Electric Company ($1,024,170,176) and Rolls-Royce Corporation ($350,542,429).
Which agencies buy the most under PSC 28?
The agencies that obligated the most under PSC 28 in fiscal years 2026 and 2027 are Department of the Navy ($6,285,887,899), Air Force ($1,016,293,467) and Department of the Army ($773,322,106).
Which NAICS codes are used with PSC 28?
The NAICS codes with the most obligated under PSC 28 in fiscal years 2026 and 2027 are 336412 Aircraft Engine and Engine Parts Manufacturing, 333618 Other Engine Equipment Manufacturing and 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing.
Where is the work under PSC 28 performed?
By place of performance, the states with the most contract obligations under PSC 28 over the last 12 months are Connecticut ($5,220,204,288), Massachusetts ($1,235,448,660) and Ohio ($546,201,415).
What is the latest contract opportunity under PSC 28?
The latest contract opportunity under PSC 28 is Outboard engine, solicitation from Land and Maritime (DLA), posted October 22, 2026.
On GovTribe
See everything under PSC 28
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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- Ask GovTribe AI about this code