NSF Product and Service Listings
These NSF Official Listings are current as of Thursday, January 29, 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 |
| AXN Heavy Duty, LLC | 158 | AXN R20 | N | - | - | - | - | 12/20/2020 | C0428608-00001 |
| AXN Heavy Duty, LLC | 158 | AXN R23 | N | - | - | - | - | 12/21/2020 | C0428608-00001 |
| AXN Heavy Duty, LLC | 158 | AXN R20 FF 4707 | N | - | - | - | - | 01/21/2025 | C0428608-00001 |
| AXN Heavy Duty, LLC | 158 | AXN R23 GG 4707 | N | - | - | - | - | 01/18/2025 | C0428608-00001 |
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