4pt Hold Down

The 4pt Hold Down mechanism is designed for spacecraft that are too large to be containerized. This mechanism integrates directly to the spacecraft structure and holds the spacecraft rigidly at four points of contact.

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Specifications

Maximum Payload Mass (4 Spring Config) (kg)

240

Maximum Payload Mass (6 Spring Config) (kg)

350

Spring Constant

43.83

Free Length

3.86

Outside Diameter

0.97

Temperature Limits (°C)

-150 to +150

Vibration / Shock Limits

Meets or exceeds: MIL_STD_1540, GSFC_STD_7000

No-Fire Current

0.25

No-Fire Duration

300

Pulse Duration

260

Current

4

Simultaneity

5

DIMENSIONS (mm)

113.18 x 112.68 x 103.03