Fitting Half Nuts
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Notes:
- FT = Flaretek fitting
- QG = Quikgrip fitting
- IF = Integral Ferrule fitting
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Specifications
| Part Number | OD Tube Size and Connection Type | Dimension A | Hex 1 | Nut Material |
| HN2 | 1/16" Quikgrip 1/16" or 1/8" Integral Ferrule | 0.25" (6.4 mm) | 1/2" | PFA |
| HN4 | 1/4" Quikgrip 1/4" or 6 mm Integral Ferrule | 0.26" (6.6 mm) | 5/8" | PFA |
| HN5 | 1/4" Flaretek 5/16" Quikgrip 5/16" or 8 mm Integral Ferrule | 0.26" (6.6 mm) | 11/16 | PFA |
| HN6 | 3/8" Flaretek or Quikgrip 3/8" or 10 mm Integral Ferrule | 0.25" (6.4 mm) | 15/16" | PFA |
| HN8 | 1/2" Flaretek or Quikgrip 1/2" or 12 mm Integral Ferrule | 0.32" (8.1 mm) | 1 1/16" | PVDF |
| HN12 | 3/4" Flaretek or Quikgrip or Integral Ferrule | 0.38" (9.7 mm) | 1 5/16" | PVDF |
| HN16 | 1" Flaretek | 0.32" (8.1 mm) | 1 3/4" | PVDF |
Note: All pressure ratings at various temperatures are based on actual test data using Entegris test standards and protocols.
Maximum Pressure Rating Chart
Flaretek Tube Fitting Connections
Maximum pressure capabilities of various sizes for various Flaretek nuts are listed below. (Tubing ratings are included as a reference.) These ratings are provided as a guide in system design. The component with the lowest maximum pressure rating determines your system maximum pressure rating.
| Size (X) | Temperature °F (°C) | PVDF Nut FL(X)-1 psig (kPa) | PFA Nut FL(X)-3 psig (kPa) | CPFA Nut FL(X)-6 psig (kPa) | FlareLock® II PFA Nut FL(X)ii-3 psig (kPa) | FluoroLine® Ultrapure PFA Tubing psig (kPa) |
| 1/4" (4) | 75 (24) | 225 (1551) | 225 (1551) | 225 (1551) | 225 (1551) | 273 (1882) |
| 200 (93) | 133 (917) | 133 (917) | 133 (917) | 144 (993) | 136 (938) | |
| 250 (121) | 100 (689) | 100 (689) | 100 (689) | 120 (827) | 85 (586) | |
| 300 (150) | 75 (517) | 75 (517) | 75 (517) | 95 (655) | 61 (421) | |
| 350 (175) | N/R | 50 (345) | 50 (345) | 70 (483) | 36 (248) | |
| 400 (200) | N/R | N/R | 15 (103) | 45 (310) | N/R | |
| 3/8" (6) | 75 (24) | 225 (1551) | 225 (1551) | 225 (1551) | 225 (1551) | 234 (1613) |
| 200 (93) | 133 (917) | 133 (917) | 133 (917) | 144 (993) | 116 (800) | |
| 250 (121) | 100 (689) | 100 (689) | 100 (689) | 120 (827) | 73 (503) | |
| 300 (150) | 75 (517) | 75 (517) | 75 (517) | 95 (655) | 52 (359) | |
| 350 (175) | N/R | 50 (345) | 50 (345) | 70 (483) | 31 (214) | |
| 400 (200) | N/R | N/R | 15 (103) | 45 (310) | N/R | |
| 1/2" (8) | 75 (24) | 190 (1310) | 190 (1310) | 190 (1310) | 190 (1310) | 168 (1158) |
| 200 (93) | 100 (689) | 100 (689) | 100 (689) | 105 (724) | 83 (572) | |
| 250 (121) | 75 (517) | 75 (517) | 75 (517) | 82 (565) | 52 (359) | |
| 300 (150) | 50 (345) | 50 (345) | 50 (345) | 58 (400) | 37 (255) | |
| 350 (175) | N/R | 40 (276) | 40 (276) | 55 (379) | 22 (152) | |
| 400 (200) | N/R | N/R | 15 (103) | 35 (241) | N/R | |
| 3/4" (12) | 75 (24) | 110 (758) | 110 (758) | 110 (758) | 140 (965) | 107 (738) |
| 200 (93) | 76 (524) | 76 (524) | 76 (524) | 100 (689) | 53 (365) | |
| 250 (121) | 35 (241) | 35 (241) | 35 (241) | 47 (324) | 33 (228) | |
| 300 (150) | 27 (186) | 27 (186) | 27 (186) | 40 (276) | 24 (165) | |
| 350 (175) | N/R | 20 (138) | 20 (138) | 34 (234) | 14 (95.5) | |
| 400 (200) | N/R | N/R | 15 (103) | 27 (186) | N/R | |
| 1" (16) | 75 (24) | 75 (517) | 75 (517) | 75 (517) | 90 (620) | 77 (531) |
| 200 (93) | 40 (276) | 40 (276) | 40 (276) | 50 (345) | 38 (262) | |
| 250 (121) | 28 (193) | 28 (193) | 28 (193) | 34 (234) | 24 (165) | |
| 300 (150) | 15 (103) | 15 (103) | 17 (117) | 20 (138) | 17 (117) | |
| 350 (175) | N/R | 15 (103) | 15 (103) | 17 (117) | 10 (68.9) | |
| 400 (200) | N/R | N/R | 15 (103) | 15 (103) | N/R | |
| 1 1/4" (20) | 75 (24) | 80 (552) | 80 (552) | * | N/A | 80 (552) |
| 1 1/2" (24), 40 mm | 75 (24) | N/A | N/A | N/A | N/A | 69 (476) |
| N/R | = | Not Rated |
| N/A | = | Not Available |
| * | = | Contact Entegris |
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