- Availability & Price
- Search SKU
- Body Material
- Connection 1 Size
- Connection 1 Tube Outside Diameter
- Connection 2 Size
- Connection 2 Thread Size
- Connection 2 Tube Outside Diameter
- Connection 3 Size
- Connection 3 Thread Size
- Connection 3 Tube Outside Diameter
- Connection 4 Size
Seal-Lok for CNG O-Ring Face Seal Tube Fittings and Adapters
*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.
Parker’s CNG O-ring Face Seal (ORFS) Fittings and Adapters, Seal-Lok for CNG, provide reliable fuel conveyance with an elastomeric seal compound made of hydrogenated nitrile. Tested and certified by TUV for applicable industry standards, these O-ring face seal fittings offer zero clearance, resistance to over torque and vibration resistance making it an ideal hydraulic fluid connection solutions. Seal-Lok ORFS for CNG tube fittings and adapters are offered in stainless steel and steel with zinc plating. Seal-Lok for CNG leak-free connections reduce warranty costs and maintenance expenditures while providing a competitive advantage for customer in the CNG market.
Markets:
• Alternative Fuels
Features/Benefits:
• Highly resistant to over-torque, eliminating damage from over-tightening, creating unlimited reusability.
• Flat sealing surface allows for ease of installation with zero clearance.
• Superior resistance to vibration.
• Unlimited reusability
• Parker’s Robust Port Stud on adjustable ports is manufactured with a longer locknut virtually eliminating washer damage and potential leaks, as well as making assembly virtually mistake-proof. This feature improves customer internal efficiencies and reduces rework costs resulting from backup washer damage commonly seen with traditional SAE adjustable port ends in the market..
Tested and certified by TUV for:
• ECE R110 Regulation
• ANSI NGV 3.1-2014/CSA 12.3-2014 for stainless steel and zinc nickel plated steel fittings
• ISO 15500
• Passed Bonfire Testing in accordance with ANSI/CSA NGV 2
Applications:
• CNG truck fuel systems
• Saddle-mounted and back-of-cab CNG tank systems
• CNG dispensing
• CNG passenger vehicle fuel systems
• On-vehicle CNG fuel and storage systems
• Fleet CNG filling stations
| Action | SKU | Availability | Partner Available | Price | Connection 1 Size | Connection 3 Size | Connection 3 Tube Outside Diameter | Body Material | Shape | Connection 2 Tube Outside Diameter | Connection 2 Size | Connection 4 Tube Outside Diameter | O-Ring Material | Connection 2 Thread Size | Specifications Met | Connection 1 Tube Outside Diameter | Connection Type | Connection 4 Size | Connection 3 Thread Size | Division |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 WF5OLO-WLNL-SS CNG | Backordered | Male O-Ring Face Seal Bulkhead with Locknut | na | na | Stainless Steel | Straight | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 9/16-18 inch | SAE J1453 | 3/8 inch | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6 WJJLO-SS CNG | Backordered | Male O-Ring Face Seal | Male O-Ring Face Seal | 3/8 inch | Stainless Steel | Tee | 3/8 inch | Male O-Ring Face Seal Bulkhead | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 8, 10 mm | Bulkhead Run Tee | na | na | Tube Fittings Division | |||
| 6 WJLO-SS CNG | Backordered | Male O-Ring Face Seal | Male O-Ring Face Seal Bulkhead | 3/8 inch | Stainless Steel | Tee | 8, 10 mm | Male O-Ring Face Seal | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 8, 10 mm | Bulkhead Branch Tee | na | na | Tube Fittings Division | |||
| 6 WLNL-S ZJ | Backordered | Female O-Ring Face Seal | na | na | Steel, Zinc Nickel | Bulkhead Locknut | na | na | na | na | na | SAE J1453 | 3/8 inch | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6 WLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | 3/8 inch | O-Ring Face Seal Bulkhead | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 3/8 inch | Tube to Tube Bulkhead | na | na | Tube Fittings Division | |||
| 6 WLO-WLNL-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | 3/8 inch | Male O-Ring Face Seal Bulkhead with Locknut | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 3/8 inch | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6 WNLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | 45° Elbow | 8, 10 mm | Male O-Ring Face Seal Bulkhead | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 8, 10 mm | Tube to Tube Bulkhead | na | na | Tube Fittings Division | |||
| 6-4 C5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | 90° Elbow | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 7/16-20 inch | SAE J1453 | 8, 10 mm | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6-4 F5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 7/16-20 inch | SAE J1453 | 3/8 inch | Tube to SAE Straight Thread | na | na | Tube Fittings Division | |||
| 6-4 LOHL6-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | 1/4 inch | Female O-Ring Face Seal Swivel | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 3/8 inch | Tube to Tube Extender/Expander | na | na | Tube Fittings Division | |||
| 6-4 TRLON-SS CNG | Backordered | Female O-Ring Face Seal Swivel | na | na | Stainless Steel | Straight | 6 mm | Male O-ring Face Seal Tube End | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 8, 10 mm | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6-5 C5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | 90° Elbow | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 1/2-20 inch | SAE J1453 | 3/8 inch | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6-5 F5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 1/2-20 inch | SAE J1453 | 8, 10 mm | Tube to SAE Straight Thread | na | na | Tube Fittings Division | |||
| 6-8 C5OLO-S ZJ CNG | Backordered | Male O-Ring Face Seal | na | na | Steel, Zinc Nickel | 90° Elbow | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | na | SAE J1453 | 8, 10 mm | Tube to SAE Straight Thread | na | na | Tube Fittings Division | |||
| 6-8 C5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | 90° Elbow | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 3/4-16 inch | SAE J1453 | 8, 10 mm | Tube to SAE Straight Thread | na | na | Tube Fittings Division | |||
| 6-8 F5OLO-S ZJ CNG | Backordered | Male O-Ring Face Seal | na | na | Steel, Zinc Nickel | Straight | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 3/4-16 inch | SAE J1453 | 3/8 inch | Tube to SAE Straight Thread | na | na | Tube Fittings Division | |||
| 6-8 F5OLO-SS CNG | Backordered | Male O-Ring Face Seal | na | na | Stainless Steel | Straight | na | Male SAE-ORB | na | 85 Durometer Low Temp HNBR | 3/4-16 inch | SAE J1453 | 8, 10 mm | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6BMLS ZJ | Backordered | Female O-Ring Face Seal | na | na | Steel, Zinc Nickel | Nut with Metric Hex | na | na | na | na | na | SAE J1453 | 8, 10 mm | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6FNMLS ZJ | Backordered | Female O-Ring Face Seal | na | na | Steel, Zinc Nickel | Cap with Metric Hex | na | na | na | na | na | SAE J1453 | 8, 10 mm | O-ring Face Seal | na | na | Tube Fittings Division | |||
| 6FNMLSS | Backordered | Female O-Ring Face Seal | na | na | Stainless Steel | Cap with Metric Hex | na | na | na | na | na | SAE J1453 | 3/8 inch | O-ring Face Seal | na | na | Tube Fittings Division |
© COPYRIGHT Connector Specialists 2025 | TERMS & CONDITIONS