Help your engine reach and hold its proper operating temperature with the AISIN Thermostat THN005. It is a direct-fit replacement for many Nissan vehicles, among them the 2019-2025 Nissan Altima (L4-2.5L), 2007-2025 Nissan Sentra (L4-1.6L, L4-1.8L or L4-2.0L) and 2018-2019 Nissan Rogue (L4-2.0L); see the "Vehicles it fits" section for the full list. It mounts in the front, lower position.
AISIN's OE-engineered and OE-manufactured engine coolant thermostat assembly is an exact replacement with an exact opening temperature. It is built for OE form, fit and function, and it is designed to help maintain cooling system performance by keeping coolant within the optimal temperature range.
- Opening temperature: starts to open at 82.0°C (179.6°F).
- Construction: brass and stainless steel.
- Sealing flange: 54.0 mm outside diameter and 27.0 mm flange height.
- Equipped and included: it has a jiggle pin check valve, and a gasket or seal is included.
Signs a thermostat may need replacing include engine overheating, a temperature gauge that stays low or fluctuates, slow warm-up, and weak heater output. If a stuck or failed thermostat is the cause, this unit replaces it. The listed applications use one thermostat per vehicle. Country of origin: Japan.
Interchange: 143-0824 · 21200-ED00A · 21200-ET01A · W54NB-82
1430824 · 21200ED00A · 21200ET01A · W54NB82 · 34162 · 15138
This part cross-references / interchanges with the following part numbers:
143-0824, 34162, THN-005, 21200-ED00A, 21200-ET01A, 15138, W54NB-82
Frequently Asked Questions
At what temperature does the AISIN THN005 start to open?
It is rated to start opening at 82.0°C (179.6°F).
Does this thermostat come with a gasket?
Yes. The catalog lists a gasket or seal as included. The thermostat is also equipped with a jiggle pin check valve.
Is this the right thermostat for a 2019-2025 Nissan Altima (L4-2.5L)?
Yes, the 2019-2025 Nissan Altima (L4-2.5L) is a listed application. It also fits many other Nissan vehicles, such as the 2007-2025 Nissan Sentra (L4-1.6L, L4-1.8L or L4-2.0L); see the "Vehicles it fits" section for the full list.
What are signs a thermostat may need replacing?
Common signs include overheating, a temperature gauge that reads low or swings, slow warm-up, and poor heater output. Other cooling parts can cause the same symptoms, so diagnose the system first.
How many thermostats does my vehicle need?
The listed applications use one thermostat each, and this listing is for one unit.
