Laboratory Test Zvezda Development of EVA Spacesuit Orlan 1971 Signed

Laboratory Test Zvezda Development of EVA Spacesuit Orlan 1971 Signed

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Test report No.306, 

Plant “Zvezda"

Laboratory complex

April 28, 1971

 

Object of Tests 125-II-2: The hermetic bearing presented by KB-2 under the memo S-21-1605 from April 23, 1971

 

Purpose of tests: Determine the degree of tightness of the ball bearing at the moment of starting from the place with excess pressure in the internal cavities 0,05+0,4 kg/cm

 

Method of tests: The tests were carried out according to procedures similar to those used for testing items of the RPK

 

Results of tests: Leakage at all pressures does not exceed 3 cm ^/ min

 

 

Conclusion:  At the conclusion of KB-2

Signed by engender-tester and head of laboratory OTK, Dated April 28, 1971

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