Suggestions for correct 2A fuse for this holder 36-4245-ND
That fuse holder is designed for 3AG (1/4" x 1 1/4") format fuses.
To find physically compatible products in the fuse family, select the corresponding entry for the “Package/Case” parameter. Since you know your desired current rating and are probably interested in something available from stock, you can select those also
This should narrow things down to about 30 options. Which one would be best suited for your needs would depend on the application, with a discussion of the remaining differences found within this post.