With any external crack or cracks that open upon brake application (do not confuse short hairline heat check cracks with flexural cracks)
For With any external crack or cracks that open upon brake application (do not confuse short hairline heat check cracks with flexural cracks), category is Reject; inspection item number is 1; defect reference is c.(1); inspection item is Brake System; authority is US 49 CFR Appendix A to Part 396, recorded from its source on 2026-08-06.
- Defect
- With any external crack or cracks that open upon brake application (do not confuse short hairline heat check cracks with flexural cracks) verified
- Category
- Reject
- Inspection item number
- 1 verified
- Defect reference
- c.(1)
- Inspection item
- Brake System
- Authority
- US 49 CFR Appendix A to Part 396 our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
c. Brake Drums or Rotors. (1) With any external crack or cracks that open upon brake application (do not confuse short hairline heat check cracks with flexural cracks).
— law.cornell.edu, retrieved 2026-08-06
Source
- law.cornell.eduhttps://www.law.cornell.edu/cfr/text/49/appendix-A_to_part_396