Inner tube: Nylon

Reinforcement: 1-textile braid

Cover: Nonstick polyurethane

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3TR7 supersedes: 3130, 3160, 3DH0

3TR7N supersedes: 3740, 37AL

For oil-based fluids: -40°C to +100°C (-40°F to +212°F)

For water-based fluids: -40°C to +66°C (-40°F to +150°F)