Load-bearing Structure of the Enclosure. Type 3

Mounting of spacecraft subsystem structure elements and equipment.
Flight qualification of the product: Yes
Brief history of flight qualification:
Flight qualification since 2000.
Possibility to adapt the product to customer requirements: Yes

Parameter Value
Angle between intersection nodes of spiral fins , ° 7.5°
Angle between two spiralfins , ° 58.9°
Spiral fins thickness, mm 3±1
Circumferential fins thickness, mm 3±1
Longitudinal fins thickness, mm 4.2±1
Distance between intersection nodes of spiral fins, mm 266.2
Distance between circumferential fins, mm 133.1
High pressure metal-xenon tank unit Yes
Ring material (upper/lower) CFRP on the basis of М46J/B95


Cylindric grid shell made from CFRP with two interface rings.

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