Fittings
● In stockOur high-performance straight tube union fittings are engineered to provide reliable, leak-tight connections for high-pressure and heavy-duty instrumentation, process, and fluid systems. Designed to seamlessly connect two lines of identical outer diameter (OD) tubing, these fittings feature a robust mechanical design that ensures excellent vibration resistance and pressure containment.
| Part No. | Product Name | Fitting Type | Connection Type | Thread Size | Tube Size | Body Material | Seal Type | Max Pressure | Max Pressure Unit | Working Temperature | Pressure Class | Pkg. Qty. | Price / Pkg. — IRR | In Cart | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Swagelok Medium-Pressure Union, 3/8 in. Tube OD · Union · Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union | Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Union Elbow (90°), 3/8 in. Tube OD · Union Elbow (90°) · Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Elbow (90°) | Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Union Tee, 3/8 in. Tube OD · Union Tee · Tube x Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Tee | Tube x Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Union Cross, 3/8 in. Tube OD · Union Cross · Tube x Tube x Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Cross | Tube x Tube x Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Bulkhead Union, 3/8 in. Tube OD · Bulkhead Union · Tube x Tube (Bulkhead, Two-Ferrule)Each | Bulkhead Union | Tube x Tube (Bulkhead, Two-Ferrule) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Male Connector, 3/8 in. Tube OD x 3/8 in. NPT · Male Connector · Tube x Male NPT (Two-Ferrule, Heavy Wall)Each | Male Connector | Tube x Male NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Female Connector, 3/8 in. Tube OD x 3/8 in. NPT · Female Connector · Tube x Female NPT (Two-Ferrule, Heavy Wall)Each | Female Connector | Tube x Female NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Male Elbow (90°), 3/8 in. Tube OD x 3/8 in. NPT · Male Elbow (90°) · Tube x Male NPT (Two-Ferrule, Heavy Wall)Each | Male Elbow (90°) | Tube x Male NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Cap, 3/8 in. Tube OD · Cap · Tube (Closure, Two-Ferrule)Each | Cap | Tube (Closure, Two-Ferrule) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Swagelok Medium-Pressure Plug, 3/8 in. Tube OD x 3/8 in. NPT · Plug · Male NPT (Closure)Each | Plug | Male NPT (Closure) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Union, 3/8 in. Tube OD · Union · Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union | Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Union Elbow (90°), 3/8 in. Tube OD · Union Elbow (90°) · Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Elbow (90°) | Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Union Tee, 3/8 in. Tube OD · Union Tee · Tube x Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Tee | Tube x Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Union Cross, 3/8 in. Tube OD · Union Cross · Tube x Tube x Tube x Tube (Two-Ferrule, Heavy Wall)Each | Union Cross | Tube x Tube x Tube x Tube (Two-Ferrule, Heavy Wall) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Bulkhead Union, 3/8 in. Tube OD · Bulkhead Union · Tube x Tube (Bulkhead, Two-Ferrule)Each | Bulkhead Union | Tube x Tube (Bulkhead, Two-Ferrule) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Male Connector, 3/8 in. Tube OD x 3/8 in. NPT · Male Connector · Tube x Male NPT (Two-Ferrule, Heavy Wall)Each | Male Connector | Tube x Male NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Female Connector, 3/8 in. Tube OD x 3/8 in. NPT · Female Connector · Tube x Female NPT (Two-Ferrule, Heavy Wall)Each | Female Connector | Tube x Female NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Male Elbow (90°), 3/8 in. Tube OD x 3/8 in. NPT · Male Elbow (90°) · Tube x Male NPT (Two-Ferrule, Heavy Wall)Each | Male Elbow (90°) | Tube x Male NPT (Two-Ferrule, Heavy Wall) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Cap, 3/8 in. Tube OD · Cap · Tube (Closure, Two-Ferrule)Each | Cap | Tube (Closure, Two-Ferrule) | — | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||
| Parker Medium-Pressure Plug, 3/8 in. Tube OD x 3/8 in. NPT · Plug · Male NPT (Closure)Each | Plug | Male NPT (Closure) | 3/8 in. NPT | 3/8 in | 316 Stainless Steel | Metal-to-metal, two-ferrule compression (heavy-wall, no elastomer) | 20000 | psig | -425 to 1000 F (-254 to 537 C) | Medium Pressure (FK Series) | 1 | 2,700,000 | — | ||
No image yet Details
2,700,000 IRR / Pkg. Each | |||||||||||||||