Accession Number : ADA304742

Title :   Effects of Shelf Aging on O-Ring Materials.

Descriptive Note : Technical memo.,

Corporate Author : NATIONAL AERONAUTICS AND SPACE ADMINISTRATION HUNTSVILLE AL GEORGE C MARSHALL SPACE FLIGHT CENTER

Personal Author(s) : Wood, T. E. ; Stone, W. P.

PDF Url : ADA304742

Report Date : JAN 1978

Pagination or Media Count : 20

Abstract : Commercial O-rings made from 13 different rubber compounds were tested for physical properties when they were received from the manufacturer and after 7 and 12 years of shelf aging. No gross changes were observed in tensile strength, elongation, or compression deflection characteristics.

Descriptors :   *AGING(MATERIALS), *O RINGS, TENSILE STRENGTH, MATERIALS, DEFLECTION, RUBBER, ELONGATION, COMPRESSIVE PROPERTIES.

Subject Categories : Mechanics

Distribution Statement : APPROVED FOR PUBLIC RELEASE