Definitions of Technical Terms
"A" "B" "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M",
"N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"

Use Environment per MIL HDBK-217F (Naval):

Naval, Sheltered: Includes sheltered or below deck conditions on surface ships and equipment installed in submarines. Editor note; although not mentioned, vibration is a major concern.

Naval, Unsheltered: Unprotected surface shipborne equipment exposed to weather conditions and equipment immersed in salt water. Includes sonar equipment and equipment installed on hydrofoil vessels.

Ground Environments, Airborne Environments

Back to the Mean Time Between Failure Definition, or
Military Specifications page.

Navel Specifications
Naval Tactical Data System [NTDS standard]
Naval Interface Standard for Shipboard Systems

Engineering Tags: MIL-HDBK-217 provides Failure Mode Analysis and Reliability Prediction for military systems; in this case ship-board systems

PC motherboard

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