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Dorman Compression Fittings

3.81 out of 5 stars 27 Customer Reviews

Dorman compression fittings are designed for almost any automotive repair job. They're manufactured from durable materials and available for use with various types of lines. Some models also include adapters for different hose sizes. Choose the fitting size and attachment style needed for your application.

Results 1 - 12 of 12

Fitting, Compression Fitting, Straight, Brass, 3/8 Steel Line to 3/8 in.(8mm) Nylon Hose, Pair

Part Number: RNB-800-035

3.82 out of 5 stars ( 11 )

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Fitting, Compression Fitting, Union, Straight, Steel, 3/8 in. Line to 3/8 in. Line, 5,000 PSI Rated, Each

Part Number: RNB-800-205

Not Yet Reviewed

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Fitting, Compression Fitting, Union, Straight, Brass, 3/8 in. Steel Line, Set of 3

Part Number: RNB-800-141

5.0 out of 5 stars ( 2 )

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Fitting, Compression Fitting, Union, Straight, Brass, 5/16 Steel Line to 5/16 in. Steel Line, Set of 3

Part Number: RNB-800-142

4.75 out of 5 stars ( 4 )

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Fitting, Compression Fitting, Union, Straight, Steel, 3/16 in. Line to 3/16 in. Line, 5,000 PSI Rated, Each

Part Number: RNB-800-202

5.0 out of 5 stars ( 1 )

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Fitting, Compression Fitting, Straight, Brass, 5/16 Steel Line to 5/16 in.(8mm) Nylon Hose, Pair

Part Number: RNB-800-036

2.4 out of 5 stars ( 5 )

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Compression Fittings, Straight, Brass, Natural, 3/16 in., Pair

Part Number: RNB-785-302

5.0 out of 5 stars ( 1 )

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Fitting, Compression Fitting, Union, Straight, Brass, 1/4, 5/16, 3/8 in. Steel Line to Nylon Hose, Set of 3

Part Number: RNB-800-135

4.5 out of 5 stars ( 2 )

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Compression Fitting, 1/8 in., Brass, Natural, Pair

Part Number: RNB-785-300

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Compression Fitting, 1/4 in., Brass, Natural, Pair

Part Number: RNB-785-304

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Compression Fitting, 5/16 in., Brass, Natural, Pair

Part Number: RNB-785-306

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Compression Fitting, 3/8 in., Brass, Natural, Set of 10

Part Number: RNB-490-025

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

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Estimated Ship Date: Sep 10, 2025 if ordered today

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