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Ultra-High-Pressure Adapters and Tubing – For a fast and safe connection

The SPIR STAR® ultra-high-pressure adapters and tubing offer flexible connecting and adapting possibilities for applications with liquid and gaseous media in the Oil & Gas and Hydraulics areas and the Water-Blasting industry.

All ultra-high-pressure adapters and tubes are made of cold-formed AISI316 stainless steel to adapt to the high temperatures and pressures that are typical of the application

Our Products

Your request ' Fittings & Tubing | Collars & Gland Nuts | HP | Gland Nut Metric | up to 4.140 bar/60.000 psi ' brought 1 results.

High-Pressure Fittings

SPIR STAR® high-pressure fittings seal with a 60 degree cone and are rated for working pressures up to 4.140 bar / 60.000 psi.
Common Description
Actual Thread Dimension
HP 1/4" 9/16"x18UNF
HP 3/8" 3/4"x16UNF
HP 9/16" 1 1/8"x12UNF


High-Pressure Gland Nuts & Collars (Metric)
Part Number
Max Pressure
M16x1.5 Gland Nut
4.140 bar / 60.000 psi
M20x1.5 Gland Nut
4.140 bar / 60.000 psi
M26x1.5 Gland Nut
4.140 bar / 60.000 psi
M30x2 Gland Nut for M18x1.5 (CLR-M18-M30)
4.140 bar / 60.000 psi
M30x2 Gland Nut for M14x1.5 LH (CLR-M14) & 9/16"x18UNF LH (CLR-9/16-HP)
4.140 bar / 60.000 psi

All ultra-high-pressure adapters and tubes are available with different thread types and suitable for working pressures ranging from 690 to 4.140 bar (10.000 to 60.000 psi)

The standard thread types of the adapters include:

  • JIC
  • NPT
  • Medium-Pressure (MP)
  • High-Pressure (HP)
  • Type M
  • Sealing cones (metric & inch)

Combination possibilities:

  • Male x male
  • Female x female
  • Female x male

The standard thread types of the tubing include:

  • Medium Pressure (MP)
  • High Pressure (HP)

Hannover Messe

From April 12th to 16th 2021, the Hannover Messe, will be held online for the first time.

We exhibit and look forward to your visit!


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