Fittings

● In stock

Our 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.

Connection Type:Tube x Tube (Bulkhead)Units Standard:Metric Clear all

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
1001A797	Swagelok Bulkhead Union, 42 mm Tube OD · 42 mm · Max Pressure 115Each	Swagelok Bulkhead Union, 42 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	42 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	115	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A811	Parker Bulkhead Union, 42 mm Tube OD · 42 mm · Max Pressure 115Each	Parker Bulkhead Union, 42 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	42 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	115	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A825	Swagelok Bulkhead Union, 40 mm Tube OD · 40 mm · Max Pressure 120Each	Swagelok Bulkhead Union, 40 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	40 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	120	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A839	Parker Bulkhead Union, 40 mm Tube OD · 40 mm · Max Pressure 120Each	Parker Bulkhead Union, 40 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	40 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	120	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A853	Swagelok Bulkhead Union, 38 mm Tube OD · 38 mm · Max Pressure 125Each	Swagelok Bulkhead Union, 38 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	38 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	125	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A867	Parker Bulkhead Union, 38 mm Tube OD · 38 mm · Max Pressure 125Each	Parker Bulkhead Union, 38 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	38 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	125	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A881	Swagelok Bulkhead Union, 35 mm Tube OD · 35 mm · Max Pressure 135Each	Swagelok Bulkhead Union, 35 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	35 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	135	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A895	Parker Bulkhead Union, 35 mm Tube OD · 35 mm · Max Pressure 135Each	Parker Bulkhead Union, 35 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	35 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	135	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A909	Swagelok Bulkhead Union, 32 mm Tube OD · 32 mm · Max Pressure 145Each	Swagelok Bulkhead Union, 32 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	32 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	145	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A923	Parker Bulkhead Union, 32 mm Tube OD · 32 mm · Max Pressure 145Each	Parker Bulkhead Union, 32 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	32 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	145	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A937	Swagelok Bulkhead Union, 30 mm Tube OD · 30 mm · Max Pressure 150Each	Swagelok Bulkhead Union, 30 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	30 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	150	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A951	Parker Bulkhead Union, 30 mm Tube OD · 30 mm · Max Pressure 150Each	Parker Bulkhead Union, 30 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	30 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	150	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A965	Swagelok Bulkhead Union, 28 mm Tube OD · 28 mm · Max Pressure 160Each	Swagelok Bulkhead Union, 28 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	28 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	160	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A979	Parker Bulkhead Union, 28 mm Tube OD · 28 mm · Max Pressure 160Each	Parker Bulkhead Union, 28 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	28 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	160	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001A993	Swagelok Bulkhead Union, 25 mm Tube OD · 25 mm · Max Pressure 175Each	Swagelok Bulkhead Union, 25 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	25 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	175	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B008	Parker Bulkhead Union, 25 mm Tube OD · 25 mm · Max Pressure 175Each	Parker Bulkhead Union, 25 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	25 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	175	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B022	Swagelok Bulkhead Union, 22 mm Tube OD · 22 mm · Max Pressure 190Each	Swagelok Bulkhead Union, 22 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	22 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	190	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B036	Parker Bulkhead Union, 22 mm Tube OD · 22 mm · Max Pressure 190Each	Parker Bulkhead Union, 22 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	22 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	190	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B050	Swagelok Bulkhead Union, 20 mm Tube OD · 20 mm · Max Pressure 200Each	Swagelok Bulkhead Union, 20 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	20 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	200	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B064	Parker Bulkhead Union, 20 mm Tube OD · 20 mm · Max Pressure 200Each	Parker Bulkhead Union, 20 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	20 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	200	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B078	Swagelok Bulkhead Union, 18 mm Tube OD · 18 mm · Max Pressure 210Each	Swagelok Bulkhead Union, 18 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	18 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	210	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B092	Parker Bulkhead Union, 18 mm Tube OD · 18 mm · Max Pressure 210Each	Parker Bulkhead Union, 18 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	18 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	210	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B106	Swagelok Bulkhead Union, 16 mm Tube OD · 16 mm · Max Pressure 230Each	Swagelok Bulkhead Union, 16 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	16 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	230	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B120	Parker Bulkhead Union, 16 mm Tube OD · 16 mm · Max Pressure 230Each	Parker Bulkhead Union, 16 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	16 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	230	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B134	Swagelok Bulkhead Union, 15 mm Tube OD · 15 mm · Max Pressure 235Each	Swagelok Bulkhead Union, 15 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	15 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	235	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B148	Parker Bulkhead Union, 15 mm Tube OD · 15 mm · Max Pressure 235Each	Parker Bulkhead Union, 15 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	15 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	235	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B162	Swagelok Bulkhead Union, 14 mm Tube OD · 14 mm · Max Pressure 240Each	Swagelok Bulkhead Union, 14 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	14 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	240	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B176	Parker Bulkhead Union, 14 mm Tube OD · 14 mm · Max Pressure 240Each	Parker Bulkhead Union, 14 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	14 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	240	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B190	Swagelok Bulkhead Union, 12 mm Tube OD · 12 mm · Max Pressure 260Each	Swagelok Bulkhead Union, 12 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	12 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	260	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B204	Parker Bulkhead Union, 12 mm Tube OD · 12 mm · Max Pressure 260Each	Parker Bulkhead Union, 12 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	12 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	260	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B218	Swagelok Bulkhead Union, 10 mm Tube OD · 10 mm · Max Pressure 280Each	Swagelok Bulkhead Union, 10 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	10 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	280	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B232	Parker Bulkhead Union, 10 mm Tube OD · 10 mm · Max Pressure 280Each	Parker Bulkhead Union, 10 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	10 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	280	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B246	Swagelok Bulkhead Union, 8 mm Tube OD · 8 mm · Max Pressure 300Each	Swagelok Bulkhead Union, 8 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	8 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	300	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B260	Parker Bulkhead Union, 8 mm Tube OD · 8 mm · Max Pressure 300Each	Parker Bulkhead Union, 8 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	8 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	300	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B274	Swagelok Bulkhead Union, 6 mm Tube OD · 6 mm · Max Pressure 330Each	Swagelok Bulkhead Union, 6 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	6 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	330	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B288	Parker Bulkhead Union, 6 mm Tube OD · 6 mm · Max Pressure 330Each	Parker Bulkhead Union, 6 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	6 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	330	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B302	Swagelok Bulkhead Union, 4 mm Tube OD · 4 mm · Max Pressure 350Each	Swagelok Bulkhead Union, 4 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	4 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	350	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B316	Parker Bulkhead Union, 4 mm Tube OD · 4 mm · Max Pressure 350Each	Parker Bulkhead Union, 4 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	4 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	350	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B330	Swagelok Bulkhead Union, 3 mm Tube OD · 3 mm · Max Pressure 380Each	Swagelok Bulkhead Union, 3 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	3 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	380	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B344	Parker Bulkhead Union, 3 mm Tube OD · 3 mm · Max Pressure 380Each	Parker Bulkhead Union, 3 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	3 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	380	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B358	Swagelok Bulkhead Union, 2 mm Tube OD · 2 mm · Max Pressure 400Each	Swagelok Bulkhead Union, 2 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	2 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	400	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Swagelok 2,700,000 IRR / Pkg. Each Qty ● In stock
1001B372	Parker Bulkhead Union, 2 mm Tube OD · 2 mm · Max Pressure 400Each	Parker Bulkhead Union, 2 mm Tube OD	Bulkhead Union	Tube x Tube (Bulkhead)	—	2 mm	316 Stainless Steel	Metal-to-metal, two-ferrule compression (no elastomer)	400	bar	-425 to 1000 F (-254 to 537 C)	—	1	2,700,000	—
No image yet Details Units Standard Metric Brand Parker 2,700,000 IRR / Pkg. Each Qty ● In stock

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