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O-Ring for 3/8″ Straight Thread Plug – Buna-N, SAE J515 Type CH

Part #: WH-7629X6

Durable Buna-N O-ring designed for 3/8″ straight thread hydraulic plugs (#7237X6). Manufactured from 90 durometer nitrile rubber, this O-ring ensures a dependable, leak-free seal in high-pressure hydraulic systems. It resists oil, fuel, and hydraulic fluids while meeting SAE J515 Type CH specifications for reliable performance in industrial, agricultural, and mobile equipment applications.