Clear All
For Tube Material For Tube Material |
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Connection Style Connection Style |
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Flared |
Shape Shape |
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![]() | Straight |
For Use With For Use With | Show |
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For Use With For Use With | Hide |
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Warning: Products have one, but not necessarily all, of the selected characteristics.
Sleeve Material Sleeve Material |
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Connection Type Connection Type |
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![]() | Tube |
Maximum Pressure Maximum Pressure |
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Length Length |
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Minimum Temperature Minimum Temperature |
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Maximum Temperature Maximum Temperature |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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Sleeves for 37° Flared Fittings
for Stainless Steel Tubing

- For Use With: Air, Hydraulic Fluid, Isopropyl Alcohol, Natural Gas, Phosphoric Acid, Water
- Temperature Range: -420° to 1,200° F
- Tubing: Use with seamless or welded 304 or 316 stainless steel that meets ASTM A213, ASTM A249, or ASTM A269
- Specifications Met: ISO 8434, SAE J514
Use these sleeves with a nut and fitting to provide a tight metal-to-metal seal on stainless steel tubing that is flared to 37°. Sleeves are 316 stainless steel for excellent corrosion resistance. They are also known as ferrules.
Inch × metric sleeve adapters convert the fitting from inch to metric.
For technical drawings and 3-D models, click on a part number.
For Tube OD | ||||
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Inch | Metric, mm | Sleeve Material | Each | |
Inch | ||||
1/8" | __ | 316 Stainless Steel | 000000000 | 00000 |
3/16" | __ | 316 Stainless Steel | 000000000 | 0000 |
1/4" | __ | 316 Stainless Steel | 000000000 | 0000 |
5/16" | __ | 316 Stainless Steel | 000000000 | 0000 |
3/8" | __ | 316 Stainless Steel | 000000000 | 0000 |
1/2" | __ | 316 Stainless Steel | 000000000 | 0000 |
5/8" | __ | 316 Stainless Steel | 000000000 | 0000 |
3/4" | __ | 316 Stainless Steel | 000000000 | 00000 |
7/8" | __ | 316 Stainless Steel | 000000000 | 00000 |
1" | __ | 316 Stainless Steel | 000000000 | 00000 |
1 1/4" | __ | 316 Stainless Steel | 000000000 | 00000 |
1 1/2" | __ | 316 Stainless Steel | 000000000 | 00000 |
2" | __ | 316 Stainless Steel | 000000000 | 000000 |
Inch × Metric | ||||
1/4" | 6 | 316 Stainless Steel | 000000000 | 00000 |
5/16" | 8 | 316 Stainless Steel | 000000000 | 00000 |
3/8" | 10 | 316 Stainless Steel | 000000000 | 00000 |
1/2" | 12 | 316 Stainless Steel | 000000000 | 00000 |