High-Pressure SAE Standard Flare Bite Type Fittings – Carbon & Stainless Steel
Our SAE Standard Flare Bite Type Fittings are precision-engineered hydraulic and pneumatic connectors designed for high-pressure, vibration-resistant applications. Made from durable carbon steel or corrosion-resistant stainless steel, these fittings eliminate the need for flaring while ensuring a leak-proof, secure connection in demanding environments like aviation, industrial machinery, and fluid systems.
Description
Key Advantages
✔ No Flaring Required – Saves time and reduces installation errors compared to traditional flared fittings.
✔ Superior Seal & Grip – The bite-type ferrule locks onto the tube, preventing leaks under vibration.
✔ High-Pressure Resistance – SAE-compliant design withstands 3000+ PSI (varies by material/size).
✔ Durable Materials – Choose carbon steel for cost-effective strength or stainless steel for corrosion resistance.
✔ Easy Installation – No specialized tools needed; simply tighten the nut for a secure fit.
✔ Reusable (Select Models) – Some designs allow disassembly and reassembly without compromising integrity.
Product Features
1. Precision Engineering
Manufactured to SAE J514 standards for consistent performance.
CNC-machined threads and sealing surfaces for perfect alignment.
2. Bite-Type Sealing Mechanism
The sharp-edged ferrule bites into the tube when tightened, creating a metal-to-metal seal.
Eliminates the risk of flare cracks or deformation common in traditional fittings.
3. Material Options
Carbon Steel (SAE 1018/1026) – Hardened for high tensile strength.
Stainless Steel (304/316) – Ideal for corrosive or high-purity environments.
4. Vibration & Shock Resistance
Ideal for mobile equipment (e.g., excavators, aircraft) where movement could loosen standard fittings.
5. Wide Size Range
Available in 1/8” to 2” diameters, with 37° flareless or JIC-compatible configurations.
6. Temperature & Chemical Compatibility
Operates in -65°F to +400°F (-54°C to 204°C) ranges.
Resists oils, fuels, and hydraulic fluids (compatibility varies by material).
Why Choose Our Flare Bite Type Fittings?
✔ SAE-Compliant Quality – Rigorously tested for burst pressure and cyclic fatigue.
✔ Global Supply – Ready-to-ship stock for fast delivery.
✔ Custom Solutions – OEM services available for specialized requirements.
Technical Data

BT-MAORB 90°
C6801-NWO Series
SAE#080220 /MS#51539
| PART | TUBE B1 | B2 | B1 | B2 | K | M | M7 | C | Y | |
| NO.SIZE | O.D. THREAD | THREAD | DRILL | DRILL | DEPTH | LGTH | LGTH | HEX | FLATS | |
| C6801-03-03-NWO-FG | 3/16 | 3/8-24 | 3/8-24 | 0.125 | 0.125 | 0.234 | 0.83 | 0.94 | 0.500 | 0.438 |
| C6801-04-04-NWO-FG | 1/4 | 7/16-20 | 7/16-20 | 0.203 | 0.203 | 0.234 | 0.89 | 1.03 | 0.562 | 0.438 |
| C6801-05-05-NWO-FG | 5/16 | 12-20 | 1/2-20 | 0.234 | 0.234 | 0.250 | 0.95 | 1.13 | 0.625 | 0.562 |
| C6801-06-04-NWO-FG | 3/8 | 9/16-18 | 7/16-20 | 0.281 | 0.203 | 0.250 | 1.05 | 1.19 | 0.562 | 0.562 |
| C6801-06-06-N WO-FG | 3/8 | 9/16-18 | 9/16-18 | 0.281 | 0.281 | 0.250 | 1.05 | 1.25 | 0.688 | 0.562 |
| C6801-06-08-NWO-FG | 3/8 | 9/16-18 | 3/4-16 | 0.281 | 0.422 | 0.250 | 1.14 | 1.45 | 0.875 | 0.750 |
| C6801-08-06-NWO-FG | 12 | 3/4-16 | 9/16-18 | 0.422 | 0.281 | 0.305 | 1.25 | 1.32 | 0.688 | 0.750 |
| C6801-08-08-NWO-FG | 1/2 | 3/4-16 | 3/4-16 | 0.422 | 0.422 | 0.305 | 1.25 | 1.45 | 0.875 | 0.750 |
| C6801-08-10-N WO-FG | 172 | 3/4-16 | 718-14 | 0.422 | 0.500 | 0.305 | 1.35 | 1.70 | 1.000 | 0.875 |
| C6801-08-12-N WO-FG | 12 | 3/4-16 | 1-1/16-12 | 0.422 | 0.656 | 0.305 | 1.43 | 1.94 | 1.250 | 1.062 |
| C6801-10-10-N WO-FG | 5/8 | 718-14 | 718-14 | 0.500 | 0.500 | 0.350 | 1.42 | 1.70 | 1.000 | 0.875 |
| C6801-12-08-N WO-FG | 3/4 | 1-1/16-12 | 3/4-16 | 0.656 | 0.422 | 0.350 | 1.58 | 1.62 | 0.875 | 1.062 |
| C6801-12-10-N WO-FG | 3/4 | 1-1/16-12 | 718-14 | 0.656 | 0.500 | 0.350 | 1.58 | 1.78 | 1.000 | 1.062 |
| C6801-12-12-N WO-FG | 3/4 | 1-1/16-12 | 1-1/16-12 | 0.656 | 0.656 | 0.350 | 1.58 | 1.94 | 1.250 | 1.062 |
| C6801-12-16-N WO-FG | 3/4 | 1-1/16-12 | 1-5/16-12 | 0.656 | 0.875 | 0.350 | 1.73 | 2.05 | 1.500 | 1.312 |
| C6801-16-12-N WO-FG | 1 | 1-5/16-12 | 1-1/16-12 | 0.875 | 0.656 | 0.415 | 1.73 | 2.05 | 1.250 | 1.312 |
| C6801-16-16-N WO-FG | 1 | 1-5/16-12 | 1-5/16-12 | 0.875 | 0.875 | 0.415 | 1.73 | 2.05 | 1.500 | 1.312 |
| C6801-20-20-NWO-FG | 1-1/4 | 1-5/8-12 | 1-5/8-12 | 1.093 | 1.093 | 0.415 | 1.89 | 2.25 | 1.875 | 1.625 |
| C6801-24-24-N WO-FG | 1-1/2 | 1-718-12 | 1-718-12 | 1.344 | 1.344 | 0.485 | 2.02 | 2.39 | 2.125 | 1.875 |
Application
Flare Bite Type Fittings are widely used in industries requiring reliable, high-pressure fluid transfer:
✔ Aviation & Aerospace – Fuel, hydraulic, and lubrication lines.
✔ Industrial Machinery – Construction equipment, presses, and hydraulic power units.
✔ Oil & Gas – High-pressure pipelines and drilling systems.
✔ Semiconductor & Chemical Processing – Corrosion-resistant fluid handling.
✔ Automotive & Transportation – Brake and fuel line systems.

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