1. Introduction
This instruction manual provides essential information for the proper installation, maintenance, and troubleshooting of the American Standard 000399-0070A Gasket. This genuine American Standard repair part is designed for 2-inch outlet connections in various plumbing fixtures, ensuring a reliable seal.
2. Product Overview

Image 1: American Standard 000399-0070A Gasket. This image shows the circular rubber gasket, which is a crucial component for sealing a 2-inch outlet connection in plumbing systems.
The American Standard 000399-0070A Gasket is a critical component for maintaining a watertight seal in plumbing fixtures with a 2-inch outlet connection. Key features include:
- Genuine American Standard Repair Part: Ensures compatibility and quality with American Standard products.
- Designed for 2-inch Outlet Connection: Specifically engineered to fit standard 2-inch outlets.
- Reliable Sealing: Prevents leaks and ensures efficient operation of the plumbing fixture.
- Durable Construction: Made from materials intended for long-lasting performance in wet environments.
3. Setup and Installation
Proper installation of the gasket is crucial for preventing leaks. Follow these general steps:
- Turn Off Water Supply: Locate the main water shut-off valve for the fixture (e.g., toilet, tank) and turn it off completely. Flush the fixture to drain any remaining water.
- Disconnect Components: Carefully disconnect any components that provide access to the 2-inch outlet connection where the gasket needs to be replaced. This may involve removing nuts or bolts.
- Remove Old Gasket: Gently remove the old, worn, or damaged gasket. Inspect the area for any debris or residue.
- Clean Surfaces: Thoroughly clean the surfaces where the new gasket will sit. Ensure they are free from old sealant, rust, or dirt to create a proper seal.
- Install New Gasket: Position the American Standard 000399-0070A Gasket onto the 2-inch outlet connection. Ensure it is seated correctly and evenly.
- Reassemble Components: Reattach the disconnected components, tightening nuts or bolts securely but without over-tightening, which could damage the gasket or fixture.
- Restore Water Supply and Test: Slowly turn the water supply back on. Check for any leaks around the newly installed gasket. Flush the fixture several times to confirm proper operation and absence of leaks.
Note: For specific fixture disassembly and reassembly instructions, refer to the manual provided with your American Standard plumbing fixture.
4. Maintenance
To ensure the longevity and effectiveness of your gasket:
- Regular Inspection: Periodically inspect the gasket for signs of wear, cracking, or deterioration.
- Cleanliness: Keep the area around the gasket clean to prevent debris from compromising the seal.
- Replacement: Replace the gasket if any signs of damage or leakage are observed. Gaskets are wear-and-tear items and may require replacement over time.
5. Troubleshooting
If you experience issues after installing or using the gasket, consider the following:
- Leakage Around Connection:
- Ensure the gasket is seated correctly and not pinched.
- Check if the connecting components are tightened sufficiently (but not over-tightened).
- Inspect the gasket for any manufacturing defects or damage.
- Verify that the surfaces where the gasket sits are clean and smooth.
- Persistent Drips:
- If drips persist, the gasket may be faulty or improperly installed. Consider replacing it with a new one, ensuring all installation steps are followed precisely.
6. Specifications
| Brand | American Standard |
| Model Number | 000399-0070A |
| Connection Size | 2-inch Outlet |
| Item Weight | 1.12 ounces |
| UPC | 012611147388 |
| ASIN | B003YO4WVC |
7. Warranty Information
For warranty details regarding the American Standard 000399-0070A Gasket, please refer to the official American Standard manufacturer's warranty policy. Warranty information is typically available on the manufacturer's website or included with the original product documentation of the fixture it is intended for.
As per product information: "Warranty Description: See Manufacturer"
8. Support and Contact
For further assistance, technical support, or inquiries regarding the American Standard 000399-0070A Gasket, please contact American Standard customer service directly.
You can typically find contact information, including phone numbers and online support portals, on the official American Standard website: www.americanstandard-us.com





