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SAE MAP3439

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SAE MAP3439 89th Edition, November 1, 1989 O-Ring Groove Design for Packing Preformed, Elastomeric O-Ring Seals, Static, Axial Compression, Metric
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Description / Abstract: This recommended practice provides the design criteria for static elastomeric O-ring seal applications, axial compression (face type) groove dimensions for aerospace metric O-ring sizes specified in MA2010. The conditions considered to formulate the design criteria are also described, e.g., seal squeeze and groove volume to accommodate O-ring swell.

The following static, axial compression O-ring groove categories have been incorporated:

a. Internal pressure

b. External pressure

Tables of O-ring groove dimensions are included based on the design criteria specified herein. Dimensions in this document are in millimeters, unless otherwise specified.