Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Dry Spent Fuel Storage Designs: NRC Approved for General Use

This page includes links to files in non-HTML format. See Plugins, Viewers, and Other Tools for more information.

Vendor	Storage Design Model	Certificate of Compliance Issue Date	Docket	Amendment (A) Revision (R) ADAMS Accession Number
General Nuclear Systems, Inc.	CASTOR V/21	Expired	72-1000	A0 - ML033020117
NAC International, Inc.	NAC S/T	Expired	72-1002	A0 - ML033020120
NAC International, Inc.	NAC-C28 S/T	Expired	72-1003	A0 - ML033020125
Transnuclear, Inc.	TN-24	Expired	72-1005	A0 - ML033020128
Westinghouse Electric Co. LLC	VSC-24	05/07/1993	72-1007	A0 - ML17242A189 A1 - ML17242A189 A2 - ML17242A189 A3 - ML17242A189 A4 - ML17242A189 A5 - ML17242A189 A6 - ML17242A189
TN Americas LLC	NUHOMS®-24P NUHOMS®-52B NUHOMS®-61BT NUHOMS®-32PT NUHOMS®-24PHB NUHOMS®-24PTH NUHOMS®-32PTH1 NUHOMS®-37PTH NUHOMS®-61BTH NUHOMS®-69BTH	01/23/1995	72-1004	A0, R1 - ML18030B043 A1, R1 - ML18030B048 A2, R1 - ML18030B067 A3, R1 - ML18030B101 A4, R1 - ML18030B108 A5, R1 - ML18030B118 A6, R1 - ML18030B126 A7, R1 - ML18030B144 A8, R1 - ML18031A024 A9, R1 - ML18031A032 A10, R1 - ML18031A042 A11, R1 - ML18031A051 A12 - Withdrawn A13, R1 - ML18031A085 A14 - ML18031A106 A15 - ML18347B333 A16 - ML20226A014 A17 - ML21109A325 A18 - ML23293A298
Holtec International	HI-STAR 100	10/04/1999	72-1008	A0 - ML21316A192 A1 - ML21316A192 A2 - ML21316A192 A3 - ML21316A192
Holtec International	HI-STORM 100	05/31/2000	72-1014	A0 - ML23298A065 A1 - ML23328A010 A2 - ML23328A012 A3 - ML23328A015 A4 - ML23328A032 A5 - ML23328A034 A6 - ML23328A039 A7 - ML23328A041 A8, R1 - ML23328A042 A9, R1 - ML23328A043 A10 - ML23328A044 A11 - ML23328A045 A12 - ML23328A046 A13 - ML23328A047 A14 - ML23328A050 A15 - ML23328A051 A16 - ML24178A430 A17 - ML23328A004 A18 - ML24240A117 A19 - ML25002A187
Holtec International	HI-STORM FW	06/13/2011	72-1032	A0, R1 - ML16112A306 A1, R1 - ML15152A358 A2 - ML16280A008 A3 - ML17214A039 A4 - ML20155K740 A5 - ML20163A701 A6 - ML23041A437 A7 - ML24199A236 A8 - ML22242A214 A9 - [RESERVED]
Holtec International	HI-STORM UMAX	04/06/2015	72-1040	A0, R1 - ML25065A166 A1, R1 - ML25065A166 A2, R1 - ML25065A166 A3 - [RESERVED] A4 - ML20349A206
TN Americas LLC	TN-32	04/19/2000	72-1021	A0 - ML21334A465 A1 - ML21334A465
NAC International, Inc.	NAC-UMS	11/20/2000	72-1015	A0 - ML24151A008 A1 - ML24151A008 A2 - ML24151A008 A3 - ML24151A008 A4 - ML24151A008 A5 - ML24151A008 A6 - ML24151A008 A7 - ML24151A008 A8 - ML24151A008 A9 - ML24151A008
NAC International, Inc.	NAC-MPC	04/10/2000	72-1025	A0 - ML23255A244 A1 - ML23255A244 A2 - ML23255A244 A3 - ML23255A244 A4 - ML23255A244 A5 - ML23255A244 A6, R1 - ML25083A282 A7, R1 - ML25083A282 A8, R1 - ML25083A282 A9 - ML25083A282
Westinghouse Electric Co. LLC	FuelSolutions™	02/15/2001	72-1026	A0 - ML24141A254 A1 - ML24141A254 A2 - ML24141A254 A3 - ML24141A254 A4 - ML24141A254
TN Americas LLC	TN-68	05/28/2000	72-1027	A0 - ML22004A189 A1 - ML22004A189
TN Americas LLC	Advanced NUHOMS®-24PT1 Advanced NUHOMS®-24PT4	02/05/2003	72-1029	A0 - ML21246A086 A1 - ML21246A086 A2 - Withdrawn A3 - ML21246A086 A4 - ML21246A086
TN Americas LLC	NUHOMS®-HD-32PTH	01/10/2007	72-1030	A0 - ML070160058 A1 - ML110890289 A2 - ML14288A427
NAC International, Inc.	MAGNASTOR®	02/04/2009	72-1031	A0, R3 - ML25042A637 A1, R3 - ML25042A637 A2, R3 - ML25042A637 A3, R3 - ML25042A637 A4, R2 - ML25042A637 A5, R2 - ML25042A637 A6, R2 - ML25042A637 A7, R2 - ML25042A637 A8, R2 - ML25042A637 A9, R2 - ML25042A637 A10, R1 - ML25042A637 A11, R1 - ML25042A637 A12, R1 - ML25042A637 A13, R1 - ML25042A637 A14 - ML25042A637 A15 - ML25112A096
TN Americas LLC	NUHOMS® EOS	06/07/2017	72-1042	A0 - ML17215A159 A1 - ML20136A048 A2 - ML21244A295 A3 - ML23137A409 A4 - ML25211A334

Disclaimer: This replaces NUREG-1419, Directory of Certificates of Compliance for Dry Spent Fuel Storage Casks, which is no longer available.

Page Last Reviewed/Updated Friday, September 26, 2025