Functional - Close match but slight differences may exist that should not affect product application or performance.
Dimensional - Applies mainly to insulators where length is equal but electrical values may be different.
Electrical - Applies mainly to insulators where electrical values are equal but overall length may be different.
Catalog - Is not an equal but the MPS catalog number shown takes you to a catalog page of representative parts.

MPS has the compiled this cross-reference data for the convenience of our customers. MPS does not guarantee the accuracy of the information provided. The use of the term “Direct Equal” indicates the suggested part has similar dimensions and ratings but that manufacturing methods and design may prevent them from being exact. While MPS judges these cross-references to be an alignment of MPS products with competitor’s products, it is still the responsibility of the purchaser to insure that the product is compatible for the intended application. Please refer to the applicable on-line catalog page for current information on MPS products. If you have any questions please contact your local MPS sales representative.