NSF Product and Service Listings

These NSF Official Listings are current as of Thursday, January 15, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/AutoCoeffric/Listings.asp?Company=C0170810&standard=COEFFRIC&

To see what the Unique Identification Code includes, click here.


NSF Automotive Coefficient of Friction Registration

Manufacturer Name Unique Identification Code Friction Coefficient Code Expiration Date
China Yantai Friction Company CYFC E001 GF 04/06/2021
China Yantai Friction Company CYFC E002 GF 04/05/2021
China Yantai Friction Company CYFC E004 FE 04/06/2021
China Yantai Friction Company CYFC F1501 GF 04/06/2021
China Yantai Friction Company CYFC F1503 FE 04/06/2021
China Yantai Friction Company CYFC F1506 GF 04/06/2021
China Yantai Friction Company CYFC NP GF 04/06/2021
China Yantai Friction Company CYFC NQ GF 04/05/2021
China Yantai Friction Company CYFC NT FE 04/06/2021
China Yantai Friction Company CYFC YF313 GF 04/06/2021
China Yantai Friction Company CYFC YF325A GF 04/05/2021
China Yantai Friction Company CYFC YF424 FE 04/06/2021

Number of matching results is 12
Processing time was 0 seconds