# List of Approved Spent Fuel Storage Casks: NAC International MAGNASTOR® System, Certificate of Compliance No. 1031, Amendment No. 8
> **Nuclear Regulatory Commission** · Direct final rule. · Published 2020-01-09 · Effective 2020-03-24 · 85 FR 1096
## Document
- **Document number:** 2019-28375
- **Category:** nuclear-waste
- **Sub-agency:** Nuclear Regulatory Commission
- **Federal Register citation:** 85 FR 1096
- **CFR reference:** 10 CFR 72
- **Publication date:** 2020-01-09
- **Effective date:** 2020-03-24
- **Energy docket:** NRC-2019-0195
## Abstract

The U.S. Nuclear Regulatory Commission (NRC) is amending its spent fuel storage regulations by revising the NAC International, Inc. (NAC) MAGNASTOR[supreg] System listing within the "List of approved spent fuel storage casks" to include Amendment No. 8 to Certificate of Compliance No. 1031. Amendment No. 8 revises the technical specifications to delete Technical Specification A5.6 and revise the maximum pellet diameter in the technical specifications, Appendix B, Table B2-3, from 0.325 inches to 0.3255 inches for the CE16H1 hybrid fuel assembly, which includes Combustion Engineering 16 x 16 fuel assemblies. These revisions are discussed in more detail in the "Discussion of Changes" section of this document.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/01/09/2019-28375/list-of-approved-spent-fuel-storage-casks-nac-international-magnastor-system-certificate-of)
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