Thread Direction Thread Direction |
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Maximum Steam Pressure Maximum Steam Pressure |
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Shaft Material Shaft Material |
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Maximum Water Pressure Maximum Water Pressure |
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Body Diameter Body Diameter |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Maximum Vacuum Maximum Vacuum |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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Iron and Steel One-Way-Flow Rotating Joints
These joints have a rotating shaft with threads on one end that connect to a continuously revolving drum, roller, or other rotating equipment. Use them to transfer hot and cold materials from your supply line. Joints are for one-way flow and are meant to be used in pairs—one joint serves as the supply line while the other serves as the return line.
If your drum rotates counterclockwise as you face the connecting end, you should select a rotating joint with right-handed threads. If your drum rotates clockwise as you face the connecting end, you should select a rotating joint with left-handed threads.
For technical drawings and 3-D models, click on a part number.

- For Use With: Oil, Steam, Water
- Temperature Range: -20° to 370° F
- Maximum Pressure:
Oil: 100 psi @ 72° F
Steam: 150 psi @ 72° F
Water: 250 psi @ 72° F
Rotating Threads | Stationary Threads | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Pipe Size | Thread Type | Gender | Pipe Size | Thread Type | Gender | Max. Speed, rpm | Body Dia. | Lg. | Material | Shaft Material | Each | |
Left-Hand Rotating Threads | ||||||||||||
1/4 | NPT | Male | 1/4 | NPT | Female | 700 | 1 3/4" | 4 3/8" | Iron | Steel | 0000000 | 0000000 |
3/8 | NPT | Male | 3/8 | NPT | Female | 700 | 1 3/4" | 4 3/8" | Iron | Steel | 0000000 | 000000 |
1/2 | NPT | Male | 1/2 | NPT | Female | 700 | 2 3/8" | 5" | Iron | Steel | 0000000 | 000000 |
3/4 | NPT | Male | 3/4 | NPT | Female | 700 | 2 1/2" | 5 1/2" | Iron | Steel | 0000000 | 000000 |
1 | NPT | Male | 1 | NPT | Female | 700 | 3" | 6 1/8" | Iron | Steel | 0000000 | 000000 |
1 1/4 | NPT | Male | 1 1/4 | NPT | Female | 700 | 3 3/4" | 9 1/16" | Iron | Steel | 0000000 | 000000 |
1 1/2 | NPT | Male | 1 1/2 | NPT | Female | 700 | 4 1/8" | 9 11/16" | Iron | Steel | 0000000 | 000000 |
2 | NPT | Male | 2 | NPT | Female | 700 | 5 7/8" | 11 3/4" | Iron | Steel | 0000000 | 00000000 |
Stainless Steel One-Way-Flow Rotating Joints

- For Use With: Air, Oil, Steam, Water
- Temperature Range:
Oil: -40° to 390° F
Water: -40° to 300° F - Maximum Steam Temperature: 350° F
- Maximum Pressure:
Air: 300 psi @ 72° F
Oil: 100 psi @ 72° F
Steam: 120 psi @ 350° F
Water: 750 psi @ 72° F - Maximum Vacuum: 25 in. of Hg @ 72° F
These joints have a rotating shaft with threads on one end that connect to a continuously revolving drum, roller, or other rotating equipment. Use them to transfer hot and cold materials from your supply line. Joints are for one-way flow and are meant to be used in pairs—one joint serves as the supply line while the other serves as the return line. Joints are stainless steel for excellent resistance to corrosion caused by fluid flowing through them.
If your drum rotates counterclockwise as you face the connecting end, you should select a rotating joint with right-handed threads. If your drum rotates clockwise as you face the connecting end, you should select a rotating joint with left-handed threads.
For technical drawings and 3-D models, click on a part number.
Rotating Threads | Stationary Threads | Max. Speed, rpm | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pipe Size | Thread Type | Gender | Pipe Size | Thread Type | Gender | Thread Direction | Air | Water | Body Dia. | Lg. | Material | Shaft Material | Each | |
Left-Hand Rotating Threads | ||||||||||||||
3/8 | NPT | Male | 3/8 | NPT | Female | Right Hand | 550 | 1,000 | 1 9/16" | 4" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 0000000 |
1/2 | NPT | Male | 1/2 | NPT | Female | Right Hand | 550 | 1,000 | 2 1/16" | 4 3/4" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 000000 |
3/4 | NPT | Male | 3/4 | NPT | Female | Right Hand | 550 | 1,000 | 2 5/16" | 5 1/4" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 000000 |
1 | NPT | Male | 1 | NPT | Female | Right Hand | 550 | 1,000 | 3 1/8" | 6 3/16" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 000000 |
1 1/4 | NPT | Male | 1 1/4 | NPT | Female | Right Hand | 550 | 1,000 | 3 1/2" | 7 1/2" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 000000 |
1 1/2 | NPT | Male | 1 1/2 | NPT | Female | Right Hand | 550 | 1,000 | 4" | 8 3/8" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 000000 |
2 | NPT | Male | 2 | NPT | Female | Right Hand | 550 | 1,000 | 4 3/8" | 9 1/2" | 300 Series Stainless Steel | Stainless Steel | 00000000 | 00000000 |
Brass One-Way-Flow Rotating Joints

- For Use With: Oil, Steam, Water
- Maximum Temperature: 250° F
- Maximum Pressure:
Oil: 100 psi @ 72° F
Steam: 15 psi @ 250° F
Water: 750 psi @ 72° F
These joints have a rotating shaft with threads on one end that connect to a continuously revolving drum, roller, or other rotating equipment. Use them to transfer hot and cold materials from your supply line. Joints are for one-way flow and are meant to be used in pairs—one joint serves as the supply line while the other serves as the return line. Joints are brass for good corrosion resistance. For steam applications use intermittently (up to 20% of operating time).
If your drum rotates counterclockwise as you face the connecting end, you should select a rotating joint with right-handed threads. If your drum rotates clockwise as you face the connecting end, you should select a rotating joint with left-handed threads.
For technical drawings and 3-D models, click on a part number.
Rotating Threads | Stationary Threads | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Pipe Size | Thread Size | Thread Type | Gender | Pipe Size | Thread Type | Gender | Max. Speed, rpm | Body Dia. | Lg. | Shaft Material | Each | |
Left-Hand Rotating Threads | ||||||||||||
3/8 | __ | NPT | Male | 3/8 | NPT | Female | 1,500 | 1 3/4" | 3 15/16" | Stainless Steel | 00000000 | 0000000 |
1/2 | __ | NPT | Male | 1/2 | NPT | Female | 1,500 | 2 1/4" | 4 13/16" | Stainless Steel | 00000000 | 000000 |
3/4 | __ | NPT | Male | 3/4 | NPT | Female | 1,500 | 2 7/8" | 5 9/16" | Stainless Steel | 00000000 | 000000 |
1 | __ | NPT | Male | 1 | NPT | Female | 1,500 | 3 1/4" | 6 13/16" | Stainless Steel | 00000000 | 000000 |
__ | 5/8"-18 | UNF | Male | 3/8 | NPT | Female | 3,500 | 1 3/4" | 4" | Stainless Steel | 00000000 | 000000 |