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Nuts for Compression Fittings for Copper Tubing
Use these nuts with compression sleeves and fittings to create a strong seal on copper tubing. They are brass for good corrosion resistance.
Long nuts support more of the tube’s surface area than short nuts for a strong grip in high-vibration applications.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Cutting Oil, Fuel Oil, Hydraulic Fluid, Mineral Oil, Water
- Temperature Range: -65° to 250° F, except metric fittings are -40° to 200° F
- Tubing: Use with copper
- Specifications Met: UL listed, except for metric fittings
For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Nut Material | Max. Pressure | Lg. | Each | |
Long Nuts | ||||||
5/16" | 0.032" | Brass | 300 psi @ 72° F | 13/16" | 000000000 | 000000 |
Front and Back Sleeves for Yor-Lok Fittings for Copper Tubing
- For Use With: Air, Cutting Oil, Diesel Fuel, Fuel Oil, Gasoline, Hydraulic Fluid, Mineral Oil, Water
- Temperature Range: -40° to 400° F
- Tubing: Use with seamless copper
- Specifications Met: ASME B31.3
- Compatible With: Let-Lok, Parker A-Lok, Swagelok®
Use these sleeves with Yor-Lok nuts and fittings to create an extra-strong seal on copper tubing. Sleeves are brass for good corrosion resistance. They are also known as ferrules.
For technical drawings and 3-D models, click on a part number.

Front Sleeve | Back Sleeve | |||||||
---|---|---|---|---|---|---|---|---|
For Tube OD | Sleeve Material | Lg. | No. Included | Lg. | No. Included | Max. Pressure | Each | |
1" | Brass | 3/8" | 1 | 13/16" | 1 | 800 psi @ 72° F | 00000000 | 000000 |