General Details

Double Ferrule Stainless Steel Compression Fittings have been designed and developed to meet the demands for reliability and high precision standards. The Alco-Lok range includes Imperial and Metric sizes (see data sheets for all sizes).

Metric Dimensions (mm)

T o/dL1CDFGHJLPanel
Hole
Max
6611917171443352611.612
864201817174637.528.513.214
106520.5181919483829.516.410
12732324242251433219.51.4
1676.52426272752.544.532.522.714
1883242630305949.537.525.918
2510531364141726245.533.827

Imperial Dimensions (inch)

T o/dL1CDFG
Nut
HJ BodyLPanel
Hole
Max
1/82.1.63.531/27/161.571.25.9721/64.40
1/42.27.70.605/89/161.691.321.0329/64.40
5/162.39.73.6411/165/81.811.411.1233/64.50
3/82.46.76.663/411/161.881.451.1637/64.40
1/22.80.86.9015/167/82.001.651.2549.64.50
5/82.87.86.96112.061.691.2857/64.50
3/43.11.86.9613/161-1/82.311.871.471.1/16.67
13.751.041.231-5/81-1/22.812.261.781-21/64.88
Features
  • All components from the same material
  • High pressure applications
  • Seal pressures that will burst the tubing
  • Impulse and vibration resistant
  • Repeated make and break connections
  • Nut threads are silver plated to prevent galling
  • No tube rotation or torque transmission on make up
Materials
Ali Bronze – NES 833Alloy C276 / C22Alloy 20Alloy 400
Alloy 625Alloy 825F44 (S31254)F51 (S31803)
F53 (S32750)F55 (S32760)Titanium904L
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