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Description / Abstract:
Material Description.
Materials covered by this specification are divided into three (3) types.
• Type A: Fluorocarbon Rubber (FKM) Color code: black.
• Type B: Fluorosilicone Rubber (FVMQ) Color code: blue.
• Type C: Drawing defined (e.g., using SAE J200 or ASTM D2000 line callout).
Symbols. Not applicable.
Applicability.
This specification covers the materials and performance of elastomeric O-rings used for tightening quick fittings of vacuum brake system.