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.
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SAE J2975
Measurement of Copper and Other Elements in Brake Friction Materials
Measurement of Copper and Other Elements in Brake Friction Materials
| Manufacturer Name | Manufacturer ID | Unique Identification Code | Compliance Level | OESC Exemption | Vehicle Make | Model | Model Years | Expiration Date | Self Certification |
| Tianyishangjia (Tianjin) New Material Co., Ltd. | 195 | TYSJ CY236 GG | B | - | - | - | - | 11/20/2026 | C0799372-00001 |
| Tianyishangjia (Tianjin) New Material Co., Ltd. | 195 | TYSJ ST523 FG | N | - | - | - | - | 11/20/2026 | C0799372-00001 |
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