# SAM #80NSSC27946976Q

Sole-source OEM overhaul of two Philadelphia Gear 3418CT cooling tower gearboxes

**Buyer:** NASA Shared Services Center
**Posted:** October 14, 2026
**Respond By:** October 19, 2026
**Identifier:** 80NSSC27946976Q
**NAICS:** 333612, 333613

NASA Langley Research Center needs two Philadelphia Gear Model 3418CT cooling tower gearboxes overhauled to restore Cooling Tower Cells 1 and 2.
- **Buyer:** NASA Shared Services Center (NASA/NSSC), for NASA Langley Research Center.
- **Procurement approach:** NASA intends a sole-source award to Timken Gears & Services Inc. (Philadelphia Gear), identified as the OEM. Capability statements may be submitted, but quotes are not requested or evaluated.
- **Quantity and equipment:** Two Philadelphia Gear Model 3418CT industrial cooling tower gearboxes.
- **Work required:** Teardown, cleaning, inspection, rebuild with new OEM-spec bearings, gearing, shafting, and seals; Magnetic Particle Inspection (MPI) of reusable torque-transmitting parts; testing; exterior slate-blue epoxy coating; internal rust prevention; and packaging for return shipment.
- **Acceptance and warranty:** Each rebuilt unit must pass a minimum 90-minute, full-speed, no-load mechanical spin test with temperature, sound, and vibration recorded. A three-year warranty is required for the overhauled drives and OEM parts.
- **Schedule:** Complete overhaul and return are estimated at 24 weeks after receipt of order/equipment. NASA says the OEM rebuild may reduce downtime by about eight weeks compared with alternatives.
- **Estimated value:** Not stated in the notice; the range below is an independent planning estimate.

### Description

<p>** THIS IS A SOLE SOURCE REQUIREMENT ** for&nbsp;Complete OEM overhaul and repair of two (2) cooling tower gearboxes.</p>

[View original listing](https://sam.gov/opp/03b59661569e41f8a4dac4a02d641d69/view)