TM 75053
ML158
Figure 43. Ceiling Balloon ML158.
1. NOMENCLATURE: Balloon ML158.
7. MAJOR COMPONENT:
Balloon ML158.
2. TYPE CLASSIFICATION: Standard A.
8. SET, SYSTEM, FACILITY, AND CONFIGURATION
3. SECURITY REQUIREMENTS: Unclassified.
APPLICATIONS:
4. PRIMARY USE OR CONCEPT OF EMPLOYMENT:
This equipment is used in a meteorological system.
Used during the day to determine ceiling height.
9. ADDITIONAL EQUIPMENT REQUIRED AND AUX-
ILIARY EQUIPMENT: None.
5. BRIEF FUNCTIONAL DESCRIPTION :
Balloon ML158 is a red ceiling balloon used during the
10. TOOLS AND TEST EQUIPMENT: None.
day to determine the height of clouds when the ceiling is
approximately 2,500 feet/762 meters or less. The ceiling
11. REFERENCE DATA AND LITERATURE:
may be computed when the ascent rate of the balloon and
TM 11666022212 _ _ _ _ _ _ _ _ ML158
the time interval between the balloon's release and its
TM 11666021812, 25P _ _ _ _ _ AN/TMQ4
disappearance into a cloud deck are known.
12. REPAIR PARTS SUPPORT CAPABILITY:
6. TECHNICAL CHARACTERISTICS:
No Density.
Type
_________
Ceiling.
13. TRAINING REQUIREMENTS:
Material _ _ _ _ _ _ _ _ _ Neoprene.
Operator MOS 93E20, 93F20.
Color
_ _ _ _ _ _ _ Red.
Weight
_ _ _ _ _ _ _ 10 g.
14. TYPICAL BASIS OF ISSUE.
Free lift _ _ _ _ _ _ _ _ _ 40 g.
Volume _ _ _ _ _ _ _ _ _ _ 1.6 cu ft.
15. PRICE DATA:
Average rate of rise _ _ _ _ During the first 1
a. Major item _ _ _ _ _ _ _
||content||
.11rein, the balloon as-
b. Repair parts (1-year cost based Expendable, non-
cends 580 ft or 152
on 100 equipments).
repairable.
meters, after which
ascent is at a rate of
16. ITEM REPLACED: None.
360 fpm or 110 mpm.
Bursting altitude _ _ _ _ _ _ 10,000 ft/3048 meters.
17. REMARKS:
Dimensions (neck) _ _ _ _ _ _ 2 in. long, 7/8-in. dia.
Issued as a unit replacement.
105
.
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