C-130H T56 3.5 Engine Modification (SRM_RBT)
Acquisition Plan (AP)
Program facts
- Program number
- C20
- Short name
- C-130H T56 3.5 Eng Mod (SRM_RBT)
- Acquisition pathway
- Major Capability Acquisition (MCA)
- Acquisition category
- ACAT III
- Acquisition status
- Active
- Lead component
-
Air Force
Department of Defense
- Contract awards
- 175
- Contract obligations
- $403,128,542 Since fiscal year 2023
Program details come from the Department of Defense's acquisition program list. Contract figures come from SAM.gov (formerly FPDS).
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2026 | $223,430,759 |
| FY2025 | $160,431,564 |
| FY2024 | $7,811,075 |
| FY2023 | $11,455,143 |
Top contractors by obligations
| Rank | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | BL Harbert International LLC | $129,410,280 | |
| 2 | Slsco, LTD. | $41,880,681 | |
| 3 | Speegle Construction, Inc. | $31,497,000 | |
| 4 | Shape Construction Inc. | $31,127,332 | |
| 5 | ESA South, Inc. | $11,797,000 | |
| 6 | Structsure Projects Inc. | $10,792,695 | |
| 7 | Herman Construction Group, Inc. | $8,665,806 | |
| 8 | Mckinsey & Company, Inc. Washington D.c. | $8,289,029 | |
| 9 | Tetra Tech, Inc. | $7,590,169 | |
| 10 | Facility Services Management, Inc. | $7,478,188 |
10 of 113 contractors listed here. See the rest on GovTribe.
Contract awards
Show 40 more
Latest 50 of 175 listed here. See the rest on GovTribe.
About this program
The C-130H T56 3.5 Engine Modification program is a Category III Major Capability Acquisition managed by the Department of Defense. This acquisition program focuses on modifications to the T56 engines used in C-130H aircraft, utilizing a Major Capability Acquisition pathway. The program operates under an approved Acquisition Plan and appears to support sustainment and modernization efforts for the C-130H fleet.
The federal contract awards associated with this program range from $500 to $4.5 million, with typical performance periods of 6-18 months. The majority of awards are firm-fixed-price delivery orders or definitive contracts for facility repairs, infrastructure upgrades, and equipment installations at various United States Air Force bases, particularly Tinker Air Force Base, Warner Robins Air Logistics Complex, and Altus Air Force Base. Notable prime contractors include Native Star Group, Advanced Construction Services, and various 8(a) certified small businesses. Primary funding agencies are the Air Force Materiel Command and Air Education and Training Command. While some contracts utilize competitive 8(a) set-asides, most awards have no set-aside designation. Common places of performance include Oklahoma, Georgia, Alaska, and Italy, with work typically involving construction, maintenance, and facility modernization efforts supporting Air Force operations.
Quick answers
What is C-130H T56 3.5 Eng Mod (SRM_RBT)?
C-130H T56 3.5 Engine Modification (SRM_RBT) (C-130H T56 3.5 Eng Mod (SRM_RBT)) is a DoD acquisition program led by the Air Force. DoD lists its program type as Acquisition Plan (AP). It follows the Major Capability Acquisition (MCA) pathway and is ACAT III. Its acquisition status is active.
How much has C-130H T56 3.5 Eng Mod (SRM_RBT) obligated on contracts?
175 contract awards are coded to C-130H T56 3.5 Eng Mod (SRM_RBT), and their actions have obligated $403,128,542 since fiscal year 2023.
Who are the top contractors on C-130H T56 3.5 Eng Mod (SRM_RBT)?
The contractors obligated the most on C-130H T56 3.5 Eng Mod (SRM_RBT) contracts are BL Harbert International LLC ($129,410,280), Slsco, LTD. ($41,880,681) and Speegle Construction, Inc. ($31,497,000).
How much did C-130H T56 3.5 Eng Mod (SRM_RBT) obligate in fiscal year 2025?
Contracts coded to C-130H T56 3.5 Eng Mod (SRM_RBT) obligated $160,431,564 in fiscal year 2025.
What is the latest contract award for C-130H T56 3.5 Eng Mod (SRM_RBT)?
The latest contract award coded to C-130H T56 3.5 Eng Mod (SRM_RBT) is W50SLF26FA021, awarded to D&D Construction, Inc. on August 30, 2026.
On GovTribe
See this program's full record
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