scope:

This specification covers the general requirements for printed-wiring electrical backplane assemblies consisting of rigid printed-wiring boards on which separately manufactured compliant-component parts have been added. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 55Z3, Department of the Navy, Washington, D.C. 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter.

Printed-wiring electrical backplane assemblies shall be of the following types.

(a) Type 2 - Double-sided printed-wiring electrical backplane assemblies.

(b) Type 3 - Multilayer printed-wiring electrical backplane assemblies.

intended Use:

Printed-wiring electrical backplane assemblies covered by this specification are intended for use in ground support, airborne, and shipboard electronic equipment.