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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45° Flared Fittings for Copper and Brass Tubing

- Temperature Range: -65° to 250° F
- Tubing: Use with seamless brass and copper that meets ASTM B280
No sleeve is required to assemble these fittings, which makes for a faster, more convenient installation compared to 37° flared fittings. They require a nut (sold separately) for each tube end. Fittings are also known as refrigeration and SAE fittings. They are brass for good corrosion resistance.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Cutting Oil, Diesel Fuel, Fuel Oil, Mineral Oil, Refrigerant, Water;
except caps for 1/8" tube OD are only for use with refrigerant - Specifications Met: See table
For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | Specifications Met | Each | |
1/8" | 0.03" | Brass | 2,800 psi @ 73° F | __ | 000000000 | 00000 |
3/16" | 0.03" | Brass | 1,900 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
1/4" | 0.03" | Brass | 1,400 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
5/16" | 0.032" | Brass | 1,200 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
3/8" | 0.032" | Brass | 1,000 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
1/2" | 0.032" | Brass | 750 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
5/8" | 0.035" | Brass | 650 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 0000 |
3/4" | 0.035" | Brass | 550 psi @ 72° F | SAE J512, SAE J513, UL Listed | 000000000 | 00000 |

- For Use With: Air, Cutting Oil, Diesel Fuel, Fuel Oil, Mineral Oil, Refrigerant, Water
- Specifications Met: SAE J512, SAE J513, UL Listed



- For Use With: Air, Cutting Oil, Diesel Fuel, Fuel Oil, Mineral Oil, Refrigerant, Water; except nuts for 1" tube OD are not for use with fuel oil
- Specifications Met: SAE J512, SAE J513, UL Listed; except nuts for 1" tube OD meet SAE J512 and SAE J513 only
For Tube | |||||||
---|---|---|---|---|---|---|---|
OD | Wall Thick. | Nut Material | Max. Pressure | Lg. | Each | ||
Short Nuts | |||||||
A | 1/8" | 0.03" | Brass | 2,800 psi @ 72° F | 1/2" | 000000000 | 00000 |
A | 3/16" | 0.035" | Brass | 1,900 psi @ 72° F | 5/8" | 000000000 | 0000 |
A | 1/4" | 0.049" | Brass | 1,400 psi @ 72° F | 3/4" | 000000000 | 0000 |
A | 5/16" | 0.049" | Brass | 1,200 psi @ 72° F | 7/8" | 000000000 | 0000 |
A | 3/8" | 0.032" | Brass | 1,000 psi @ 72° F | 29/32" | 000000000 | 0000 |
A | 3/8" | 0.065" | Brass | 1,000 psi @ 72° F | 1" | 000000000 | 0000 |
A | 1/2" | 0.032" | Brass | 750 psi @ 72° F | 1" | 000000000 | 0000 |
A | 1/2" | 0.083" | Brass | 750 psi @ 72° F | 1 1/8" | 000000000 | 0000 |
A | 5/8" | 0.035" | Brass | 650 psi @ 72° F | 1 1/16" | 000000000 | 00000 |
A | 5/8" | 0.095" | Brass | 650 psi @ 72° F | 1 5/16" | 000000000 | 00000 |
A | 3/4" | 0.035" | Brass | 550 psi @ 72° F | 1 5/32" | 000000000 | 00000 |
A | 3/4" | 0.109" | Brass | 550 psi @ 72° F | 1 1/2" | 000000000 | 00000 |
B | 1/4" | 0.03" | Brass | 1,400 psi @ 72° F | 5/8" | 00000000 | 0000 |
B | 1/2" | 0.032" | Brass | 750 psi @ 72° F | 27/32" | 000000000 | 0000 |
B | 5/8" | 0.035" | Brass | 650 psi @ 72° F | 31/32" | 000000000 | 00000 |
Long Nuts | |||||||
A | 1/8" | 0.03" | Brass | 2,800 psi @ 72° F | 3/4" | 000000000 | 0000 |
A | 3/16" | 0.035" | Brass | 1,900 psi @ 72° F | 13/16" | 000000000 | 0000 |
A | 1/4" | 0.049" | Brass | 1,400 psi @ 72° F | 15/16" | 000000000 | 0000 |
A | 5/16" | 0.049" | Brass | 1,200 psi @ 72° F | 1 1/8" | 000000000 | 0000 |
A | 3/8" | 0.065" | Brass | 1,000 psi @ 72° F | 1 5/16" | 000000000 | 0000 |
A | 1/2" | 0.083" | Brass | 750 psi @ 72° F | 1 5/8" | 000000000 | 00000 |
A | 5/8" | 0.095" | Brass | 650 psi @ 72° F | 1 7/8" | 000000000 | 00000 |
A | 3/4" | 0.109" | Brass | 550 psi @ 72° F | 2 3/16" | 000000000 | 00000 |
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
A nut with two sleeves (ferrules) gives these fittings extra gripping power. The sleeves bite into tubing as you tighten the nut, creating a strong seal. Also known as instrumentation fittings, they are made to tight tolerances for use in high-precision applications. Fittings are brass for good corrosion resistance. They are compatible with Swagelok®, Let-Lok, and A-Lok fittings.
For technical drawings and 3-D models, click on a part number.


Caps for tubing have a nut and a sleeve so you can close off the end of your tubing in place of a fitting. Caps for fittings replace the nut and sleeve of an existing fitting.
For Tube | For Tubing | For Fitting | |||||
---|---|---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | Each | Each | ||
1/16" | 0.028" | Brass | 5,400 psi @ 72° F | 000000 | 00 | 00000000 | 00000 |
1/8" | 0.035" | Brass | 2,900 psi @ 72° F | 00000000 | 00000 | 00000000 | 0000 |
3/16" | 0.035" | Brass | 2,300 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
1/4" | 0.035" | Brass | 1,600 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
5/16" | 0.035" | Brass | 1,300 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
1/2" | 0.035" | Brass | 800 psi @ 72° F | 00000000 | 00000 | 00000000 | 0000 |
5/8" | 0.049" | Brass | 900 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
3/4" | 0.049" | Brass | 700 psi @ 72° F | 00000000 | 00000 | 00000000 | 0000 |
1" | 0.065" | Brass | 700 psi @ 72° F | 00000000 | 00000 | 00000000 | 00000 |
6mm | 1mm | Brass | 2,030 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
10mm | 1mm | Brass | 1,160 psi @ 72° F | 00000000 | 0000 | 000000 | 00 |

For Tube OD | Nut Material | Max. Pressure | Each | |
1/16" | Brass | 5,400 psi @ 72° F | 00000000 | 00000 |
1/8" | Brass | 2,900 psi @ 72° F | 00000000 | 0000 |
3/16" | Brass | 2,300 psi @ 72° F | 00000000 | 0000 |
1/4" | Brass | 1,600 psi @ 72° F | 00000000 | 0000 |
5/16" | Brass | 1,300 psi @ 72° F | 00000000 | 0000 |
3/8" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 |
1/2" | Brass | 800 psi @ 72° F | 00000000 | 0000 |
5/8" | Brass | 900 psi @ 72° F | 00000000 | 0000 |
3/4" | Brass | 700 psi @ 72° F | 00000000 | 0000 |
1" | Brass | 800 psi @ 72° F | 00000000 | 00000 |

For Tube OD | Sleeve Material | Front Sleeve Lg. | Back Sleeve Lg. | Max. Pressure | Each | |
1/16" | Brass | 3/32" | 1/16" | 5,400 psi @ 72° F | 00000000 | 00000 |
1/8" | Brass | 3/16" | 3/32" | 2,900 psi @ 72° F | 00000000 | 0000 |
3/16" | Brass | 3/16" | 3/32" | 2,300 psi @ 72° F | 00000000 | 0000 |
1/4" | Brass | 3/16" | 3/32" | 1,600 psi @ 72° F | 00000000 | 0000 |
5/16" | Brass | 3/16" | 3/32" | 1,300 psi @ 72° F | 00000000 | 0000 |
3/8" | Brass | 3/16" | 3/32" | 1,000 psi @ 72° F | 00000000 | 0000 |
1/2" | Brass | 19/64" | 5/32" | 800 psi @ 72° F | 00000000 | 0000 |
5/8" | Brass | 19/64" | 5/32" | 900 psi @ 72° F | 00000000 | 00000 |
3/4" | Brass | 19/64" | 5/32" | 700 psi @ 72° F | 00000000 | 0000 |
1" | Brass | 3/8" | 13/16" | 800 psi @ 72° F | 00000000 | 00000 |
6mm | Brass | 5mm | 3mm | 2,030 psi @ 72° F | 00000000 | 0000 |
10mm | Brass | 5mm | 3mm | 1,160 psi @ 72° F | 00000000 | 0000 |
Precision Compression Fittings for Copper Tubing

- For Use With: Air, Cutting Oil, Ethyl Alcohol, Fuel Oil, Gasoline, Hydraulic Fluid, Isopropyl Alcohol, Mineral Oil, Natural Gas, Steam, Water
- Temperature Range: -40° to 350° F
- Tubing: Use with seamless copper that meets ASTM B68, ASTM B75, or ASTM B88
- Compatible With: Parker CPI
Made to tighter tolerances than other compression fittings, these are designed for high-precision applications. They are also known as instrumentation fittings and flareless fittings. They come with a nut and a single sleeve (ferrule). The sleeve bites into tubing as you tighten the nut to create a strong seal. The nut has a molybdenum disulfide coating that acts as a lubricant for easy installation. Fittings are brass for good corrosion resistance.
For technical drawings and 3-D models, click on a part number.

For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/16" | 0.014" | 1/16 | Brass | 2,600 psi @ 72° F | 0000000 | 000000 |
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
1/8" | 0.035" | 1/4 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
3/16" | 0.035" | 1/8 | Brass | 2,300 psi @ 72° F | 0000000 | 0000 |
1/4" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 3/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 0000 |
5/16" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 0000 |
3/8" | 0.035" | 1/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 3/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/8" | 0.065" | 1/2 | Brass | 1,300 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |

For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/16" | 0.02" | 1/16 | Brass | 3,800 psi @ 72° F | 00000000 | 00000 |
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
1/8" | 0.035" | 1/4 | Brass | 3,600 psi @ 72° F | 0000000 | 00000 |
3/16" | 0.035" | 1/8 | Brass | 2,300 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 0000 |
1/4" | 0.035" | 3/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 3/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/8" | 0.065" | 1/2 | Brass | 1,300 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |

For Tube | |||||
---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | Each | |
1/8" | 0.035" | Brass | 2,700 psi @ 72° F | 00000000 | 000000 |
3/16" | 0.035" | Brass | 2,300 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
5/16" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
5/8" | 0.065" | Brass | 1,300 psi @ 72° F | 00000000 | 00000 |
3/4" | 0.065" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |

Through-wall fittings are also known as bulkhead couplings and panel-mount couplings; they mount through your wall or panel to create an inlet or outlet.
For Tube | |||||||
---|---|---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | For Hole Dia. | For Max. Wall Thick. | Each | |
1/8" | 0.035" | Brass | 2,700 psi @ 72° F | 5/16" | 1/2" | 00000000 | 000000 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 7/16" | 17/32" | 00000000 | 00000 |
5/16" | 0.035" | Brass | 1,200 psi @ 72° F | 1/2" | 7/16" | 00000000 | 00000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 9/16" | 9/16" | 00000000 | 00000 |
1/2" | 0.049" | Brass | 1,100 psi @ 72° F | 3/4" | 1/2" | 00000000 | 00000 |
5/8" | 0.065" | Brass | 1,300 psi @ 72° F | 7/8" | 19/32" | 00000000 | 00000 |

For Tube (A) | For Tube (B) | ||||||
---|---|---|---|---|---|---|---|
OD | Wall Thick. | OD | Wall Thick. | Material | Max. Pressure | Each | |
1/4" | 0.035" | 1/8" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 000000 |
5/16" | 0.035" | 1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | 1/4" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | 1/4" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | 3/8" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |

For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 000000 |
1/8" | 0.035" | 1/4 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
3/16" | 0.035" | 1/8 | Brass | 2,300 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 3/8 | Brass | 1,600 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 3/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/8" | 0.065" | 1/2 | Brass | 1,300 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |

For Tube | |||||
---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | Each | |
1/16" | 0.02" | Brass | 3,800 psi @ 72° F | 00000000 | 000000 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
5/8" | 0.065" | Brass | 1,300 psi @ 72° F | 00000000 | 00000 |
3/4" | 0.065" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |

Inline tees are also known as branch tees.
For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/8" | 0.028" | 1/4 | Brass | 2,700 psi @ 72° F | 00000000 | 000000 |
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.028" | 3/8 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.028" | 1/2 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.035" | 1/8 | Brass | 1,600 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 3/8 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/8" | 0.065" | 1/2 | Brass | 1,300 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 000000 |

Inline tees are also known as branch tees.
For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/8" | 0.028" | 1/4 | Brass | 2,700 psi @ 72° F | 00000000 | 000000 |
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
3/16" | 0.028" | 1/8 | Brass | 1,200 psi @ 72° F | 00000000 | 000000 |
1/4" | 0.028" | 3/8 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.028" | 1/2 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
5/16" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 3/8 | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/8" | 0.065" | 1/2 | Brass | 1,300 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |

Right-angle tees are also known as run tees.
For Tube | ||||||
---|---|---|---|---|---|---|
OD | Wall Thick. | Pipe Size | Material | Max. Pressure | Each | |
NPT Threads | ||||||
1/8" | 0.028" | 1/4 | Brass | 2,700 psi @ 72° F | 00000000 | 000000 |
1/8" | 0.035" | 1/8 | Brass | 2,700 psi @ 72° F | 0000000 | 00000 |
3/16" | 0.028" | 1/8 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.028" | 3/8 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.028" | 1/2 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
1/4" | 0.035" | 1/8 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
1/4" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
5/16" | 0.035" | 1/4 | Brass | 1,200 psi @ 72° F | 00000000 | 00000 |
3/8" | 0.035" | 1/4 | Brass | 1,000 psi @ 72° F | 0000000 | 00000 |
3/8" | 0.035" | 1/2 | Brass | 1,000 psi @ 72° F | 00000000 | 00000 |
1/2" | 0.049" | 1/2 | Brass | 1,200 psi @ 72° F | 0000000 | 00000 |
3/4" | 0.065" | 3/4 | Brass | 1,000 psi @ 72° F | 0000000 | 000000 |


Caps for tubing have a nut and a sleeve so you can close off the end of your tubing in place of a fitting. Caps for fittings replace the nut and sleeve of an existing fitting.
For Tube | Caps For Tubing | Caps For Fitting | |||||
---|---|---|---|---|---|---|---|
OD | Wall Thick. | Material | Max. Pressure | Each | Each | ||
1/8" | 0.035" | Brass | 3,600 psi @ 72° F | 00000000 | 00000 | 000000 | 00 |
3/16" | 0.035" | Brass | 1,200 psi @ 72° F | 000000 | 00 | 00000000 | 00000 |
3/16" | 0.035" | Brass | 2,300 psi @ 72° F | 00000000 | 0000 | 000000 | 00 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 | 00000000 | 0000 |
5/16" | 0.035" | Brass | 1,200 psi @ 72° F | 000000 | 00 | 00000000 | 0000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 00000 | 00000000 | 0000 |
1/2" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 | 00000000 | 0000 |
5/8" | 0.065" | Brass | 1,200 psi @ 72° F | 00000000 | 00000 | 000000 | 00 |

For Tube | |||||
---|---|---|---|---|---|
OD | Wall Thick. | Nut Material | Max. Pressure | Each | |
1/16" | 0.02" | Brass | 3,800 psi @ 72° F | 00000000 | 00000 |
1/8" | 0.035" | Brass | 2,700 psi @ 72° F | 00000000 | 0000 |
3/16" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
5/16" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 |
1/2" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
5/8" | 0.065" | Brass | 1,300 psi @ 72° F | 00000000 | 0000 |
3/4" | 0.065" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 |

For Tube | |||||
---|---|---|---|---|---|
OD | Wall Thick. | Sleeve Material | Max. Pressure | Each | |
1/16" | 0.02" | Brass | 3,800 psi @ 72° F | 00000000 | 00000 |
1/8" | 0.035" | Brass | 2,700 psi @ 72° F | 00000000 | 0000 |
3/16" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
1/4" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
5/16" | 0.035" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
3/8" | 0.035" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 |
1/2" | 0.049" | Brass | 1,200 psi @ 72° F | 00000000 | 0000 |
5/8" | 0.065" | Brass | 1,300 psi @ 72° F | 00000000 | 0000 |
3/4" | 0.065" | Brass | 1,000 psi @ 72° F | 00000000 | 0000 |