MIL-STD-810H, Environmental Engineering Considerations and Laboratory Tests
Last Updated 29 Oct 2026
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501.7 HIGH TEMPERATURE CONTENTS
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Page
1.
SCOPE
1
1.1
PURPOSE
1
1.2
APPLICATION
1
1.3
LIMITATIONS
1
2.
TAILORING GUIDANCE
1
2.1
SELECTING THIS METHOD
1
2.1.1
EFFECTS OF HIGH TEMPERATURE ENVIRONMENTS
1
2.1.2
SEQUENCE AMONG OTHER METHODS
2
2.2
SELECTING PROCEDURES
2
2.2.1
PROCEDURE SELECTION CONSIDERATIONS
2
2.2.2
DIFFERENCE AMONG PROCEDURES
3
2.3
DETERMINE TEST LEVELS AND CONDITIONS
3
2.3.1
CLIMATIC CONDITIONS
4
2.3.2
EXPOSURE CONDITIONS
6
2.3.3
EXPOSURE DURATION
7
2.3.3.1
CONSTANT TEMPERATURE EXPOSURE
7
2.3.3.2
CYCLIC TEMPERATURE EXPOSURE
8
2.3.4
TEST ITEM CONFIGURATION
8
2.3.5
HUMIDITY
8
2.4
TEST ITEM OPERATION
8
2.5
ADDITIONAL GUIDELINES
9
3.
INFORMATION REQUIRED
9
3.1
PRETEST
9
3.2
DURING TEST
9
3.3
POST-TEST
9
4.
TEST PROCESS
10
4.1
TEST FACILITY
10
4.2
CONTROLS
10
4.3
TEST INTERRUPTION
10
4.3.1
INTERRUPTION DUE TO CHAMBER MALFUNCTION
10
4.3.2
INTERRUPTION DUE TO TEST ITEM OPERATION FAILURE
11
4.4
TEST SETUP
11
4.5
TEST EXECUTION
11
4.5.1
PREPARATION FOR TEST
11
4.5.1.1
PRELIMINARY STEPS
11
4.5.1.2
PRETEST STANDARD AMBIENT CHECKOUT
11
4.5.2
PROCEDURE I - STORAGE
11
4.5.3
PROCEDURE II - OPERATION
12
4.5.4
PROCEDURE III - TACTICAL-STANDBY TO OPERATIONAL
13
MIL-STD-810H METHOD
501.7 CONTENTS - Continued
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5.
ANALYSIS OF RESULTS.
13
6.
REFERENCE/RELATED DOCUMENTS.
13
6.1
REFERENCED DOCUMENTS
13
6.2
RELATED DOCUMENTS
14
TABLES
TABLE 501.7-I SUMMARY OF HIGH TEMPERATURE DIURNAL CYCLE RANGES
4
TABLE 501.7-II HIGH TEMPERATURE CYCLES, CLIMATIC CATEGORY A2 - BASIC HOT
5
TABLE 501.7-III HIGH TEMPERATURE CYCLES, CLIMATIC CATEGORY A1 - BASIC DRY
6
MIL-STD-810H
METHOD
501.7 HIGH TEMPERATURE
NOTE: Tailoring is essential. Select methods, procedures, and parameter levels based on the tailoring process described in Part One, paragraph 4.2.2, and Annex C. Apply the general guidelines for laboratory test methods described in Part One, paragraph 5 of this Standard.