System of Measurement System of Measurement |
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For Tube Material For Tube Material |
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Type Type |
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![]() | Sleeve |
Shape Shape |
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![]() | Straight |
Length Length | Show |
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Length Length | Hide |
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Connection Type Connection Type |
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![]() | Tube |
Connection Style Connection Style |
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Yor-Lok |
For Use With For Use With |
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Sleeve Material Sleeve Material |
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Compatible With Compatible With |
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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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Maximum Temperature Maximum Temperature |
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Minimum Temperature Minimum Temperature |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Maximum Pressure Maximum Pressure |
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Component Component |
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Sterilize With Sterilize With |
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Vacuum Rating Vacuum Rating |
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Maximum Vacuum Maximum Vacuum |
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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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Front and Back Sleeves for Yor-Lok Fittings for Stainless Steel Tubing

- For Use With: Air, Cutting Oil, Fuel Oil, Gasoline, Hydraulic Fluid, Mineral Oil, Natural Gas, Steam, Water
- Temperature Range: -420° to 1200° F
- Tubing: Use with seamless or welded 304/304L or 316/316L stainless steel that meets ASTM A213, ASTM A249, or ASTM A269
- Compatible With: Let-Lok, Parker A-Lok, Swagelok®
Use these sleeves with Yor-Lok nuts and fittings to create an extra-strong seal on stainless steel tubing. Sleeves are 316 stainless steel for excellent corrosion resistance. They are also known as ferrules.
For technical drawings and 3-D models, click on a part number.
For Tube | |||||
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OD | Wall Thick. | Sleeve Material | Max. Pressure | Each | |
12mm | 0.5mm | 316 Stainless Steel | 2,000 psi @ 72° F | 00000000 | 00000 |
14mm | 1.5mm | 316 Stainless Steel | 2,000 psi @ 72° F | 00000000 | 00000 |
15mm | 1 to 2 mm | 316 Stainless Steel | 2,100 psi @ 72° F | 00000000 | 0000 |
18mm | 1.5 to 2.5 mm | 316 Stainless Steel | 2,900 psi @ 72° F | 00000000 | 00000 |
20mm | 1.5 to 2.5 mm | 316 Stainless Steel | 2,600 psi @ 72° F | 0000000 | 00000 |
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.
For Tube OD | Sleeve Material | Front Sleeve Lg. | Back Sleeve Lg. | Max. Pressure | Each | |
12mm | Brass | 7mm | 4mm | 870 psi @ 72° F | 00000000 | 00000 |
Front and Back Sleeves for Yor-Lok Fittings for Steel Tubing

- For Use With: Air, Mineral Oil, Fuel Oil, Gasoline, Diesel Fuel, Cutting Oil, Hydraulic Fluid
- Temperature Range: -20° to 800° F
- Tubing: Use with seamless steel
- 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 steel tubing. They are also known as ferrules.
Zinc-plated steel sleeves have fair corrosion resistance. 316 stainless steel sleeves have excellent corrosion resistance.
For technical drawings and 3-D models, click on a part number.
For Tube | ||||||
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OD | Wall Thick. | Front Sleeve Material | Back Sleeve Material | Max. Pressure | Each | |
12mm | 1mm | Zinc-Plated Steel | 316 Stainless Steel | 2,700 psi @ 72° F | 00000000 | 00000 |
15mm | 1.5mm | Zinc-Plated Steel | 316 Stainless Steel | 3,300 psi @ 72° F | 00000000 | 0000 |
16mm | 1.5mm | Zinc-Plated Steel | 316 Stainless Steel | 3,000 psi @ 72° F | 00000000 | 0000 |
18mm | 1.5mm | Zinc-Plated Steel | 316 Stainless Steel | 2,700 psi @ 72° F | 00000000 | 0000 |