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|  MIL-N-81207A(AS)
or potting materials used with modular assemblies containing
integrated circuits and discrete parts shall be easily removable
without damage to the assembly.
Modules - The electronic portions of the
3.2.3
equipment shall be functionally modularized in accordance with
Specification AR-10.
Design and Construction - The equipment shall
3.3
conform with all the applicable requirements of Specification MIL-
E-5400 for design, construction and Workmanship, except as
otherwise specified herein.
Total weight - The total weight of the
3.3.1
equipment, excluding cables and blower, shall be a minimum
consistent with good design and shall not exceed 54 pounds.
Reliability - The contractor shall conduct a
3.3.2
reliability program using MIL-STD-785 as a guide. On a reorder
from a supplier who has previously produced the equipment, the
program previously used may be continued unless otherwise
indicated in the contract or order.
Operational Stability - The equipment shall
3.3.2.1
operate with satisfactory performance, continuously or
intermittently for a period of at least 1,000 hours without the
necessity for readjustment of any controls which are inaccessible
to the operator during normal use.
Operating Life - The equipment shall have a
3.3.2.2
total operating life of 10,000 hours with reasonable servicing the
replacement of parts. Parts requiring scheduled replacement shall
be-specified by the contractor.
Reliability in Mean Time Between Failure (MTBF)
3.3.2.3
- The equipment, including any Built-In-Test provisions, shall
have at least 500 hours of mean (operating) time between failures
when tested and accepted as outlined under the requirements of
4.4.3.
Time Totalizing Meter - The following units
3.3.2.4
shall contain a time totalizing meter in accordance with
Specification. MIL-M-7793.
8.
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