RUSSIAN MOON PROGRAM KRECHET SPACESUIT GLOVES ZVEZDA LABORATORY DOCUMENT SIGNED

alacona

alacona

2016-11-13 16:06:21

"Zvezda" laboratory department No.11 January 31, 1969. Test report No.7 Test object: connector gloves The purpose of the test: Fatigue test Hermetically sealed connector Test Procedure: After every 25 cycles of withdrawal and dressing gloves made ​​leak test connector gloves by immersion in a bath of connector with alcohol. By the appearance of bubbles of air in the rubber seal tightness determined the fatigue test Hermetically sealed connector. Visual inspection of the connector was made after each cycle. As a result of the endurance test occurred gust lock the belt in place of stitching.( 700 cycles) During the tests on the surface friction parts observed erase the protective layer covering the surface and a slight blurring of the metal layer. After 400 cycles, the rubber petal, as a result of destruction of the protective coating of metal appeared dark patina, not effect on the performance of the connector. After 2000 cycles appeared leaking connector gloves. after 2375 cycles ruptured rubber petal of hermetically sealed connector. The document-report signed, dated January 31, 1969. Size 11” x 8.1/2”. Excellent condition. Buyer pays actual shipping cost. BUY MORE AND SAVE ON THE SHIPPING COST!

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