MIL-S-46777C
TABLE V. Test Schedule.
First Prod. |
Qual. Conf. |
Test |
Test Paragraph |
Requirement Paragraph |
1 |
2 |
3 |
4 |
5 |
x x x x x x x |
x x |
Road test. Brake test. Brake test. Dump semitrailer operation. Hydraulic system. Five mile performance and operation. Lifting attachment. Tiedown attachment. Electromagnetic interference. |
4.5.2.2 4.5.2.3 4.5.2.3(c) 4.5.2.4 4.5.2.4 4.5.2.6 4.5.2.7 4.5.2.8 4.5.2.9 |
3.3 thru 3.3.3 & 3.9, table III 3.3.3 & 3.9, table III 3.3.3 3.3 thru 3.3.2 & 3.4 & 3.5 3.3 thru 3.4.2 & 3.6 & 3.7 section 3 3.2.5 3.2.6 3.2.1 |
4.5.2.1 Test conditions. The test apparatus minimum standards of accuracy shall not exceed the following:
Type of Measurement Percent of Measured Value
(a) |
Deceleration. |
+2 |
(b) |
Force. |
+2 |
(c) |
Linear dimension. |
+1 |
(d) |
Speed. |
+2 |
(e) |
Stress. |
+2.5 |
(f) |
Weight. |
+0.5 |
4.5.2.2 Road test. Unless otherwise specified (see 6.2), the following road test shall be performed. Couple the semitrailer to the truck-tractor and tow as specified in table VI for a total distance of at least
200 miles. Where table VI specifies that the semitrailer is loaded, the load shall be the payload specified
in table I and on the applicable specification sheet.
TABLE VI. Road Test.
Course |
Mileage and Speeds |
Loading |
Primary highway Primary highway Unpaved roads Unpaved roads Cross-country Cross-country |
50 mi. at variable speeds up to 55 mph 50 mi. at variable speeds up to 55 mph 25 mi. at variable speeds up to 30 mph 25 mi. at variable speeds up to 30 mph 25 mi. at variable speeds up to 20 mph 25 mi. at variable speeds up to 20 mph |
Loaded Empty Loaded Empty Loaded Empty |
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