STC3176 | O Ring - Ports - 2.5L 5 Cyl Diesel, V8 Petrol | Defender, Discovery 2
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: STC3176 - O Ring - Ports
STC3176 is an O-ring for air conditioning compressor ports. Fitted to the air conditioning compressor ports to provide a seal at the compressor connections; inspect the O-ring for hardening, nicks or deformation whenever the system is opened or during air conditioning servicing.
Compatibility
- Defender (1987-2006) - 2.5L 5 Cyl L/R Turbo Diesel
- Discovery 2 (1998-2004) - 2.5L 5 Cyl Turbo Diesel
- Discovery 2 (1998-2004) - V8 Petrol - EFi
Frequently Asked Questions
STC3176 is an O-ring that seals the connections at an air conditioning compressor's ports. It helps prevent loss of refrigerant and compressor lubricant at the joint and should be replaced if it shows signs of wear, cracking or distortion to avoid leaks.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | 2.5L 5 Cyl L/R Turbo Diesel (With Air Conditioning) |
| Land Rover Discovery 2 (1998-2004) | 2.5L 5 Cyl Turbo Diesel (With Air Conditioning) |
| Land Rover Discovery 2 (1998-2004) | V8 Petrol (With Air Conditioning) |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Inspect the O-ring whenever the air conditioning system is opened or during scheduled AC servicing; replace if it is cracked, flattened, hardened or if a refrigerant leak is detected.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
All products and accessories available on LRDirect.com come with a 2-year warranty.