PARKER Compression Fitting Cap: 1/4 in OD size, 9/16"-18 Thread Size, O-Ring Face Seal
The PARKER Compression Fitting Cap (MPN 4 FNL-SS) is an O-Ring Face Seal, Seal-Lok stainless steel compression fitting for 1/4 in OD tubing with a 9/16"-18 thread size. 3G Electric interprets this demand and delivers…
SKU 3G-OTH-479264
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Product Description
The PARKER Compression Fitting Cap (MPN 4 FNL-SS) is an O-Ring Face Seal, Seal-Lok stainless steel compression fitting for 1/4 in OD tubing with a 9/16"-18 thread size. 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a PARKER 4 FNL-SS compression fitting cap used for?
The PARKER 4 FNL-SS is a Seal-Lok O-Ring Face Seal cap used to seal the end of a 1/4 in OD tubing line in hydraulic systems. It prevents leaks in high-pressure fluid power applications across industries like manufacturing, mobile equipment, and oil and gas.
What are the specifications of the PARKER 4 FNL-SS?
The PARKER 4 FNL-SS is a stainless steel O-Ring Face Seal compression fitting cap from the Seal-Lok series. It fits 1/4 in OD tubing with a 9/16"-18 thread size. The manufacturer part number is 4 FNL-SS, and it is designed for leak-free sealing in hydraulic systems.
Where to buy PARKER 4 FNL-SS worldwide?
3G Electric supplies the PARKER 4 FNL-SS compression fitting cap to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine PARKER parts and support your procurement needs across 14 departments.
How to install a PARKER Seal-Lok compression fitting cap?
To install the PARKER 4 FNL-SS cap, ensure the O-ring is clean and seated. Hand-tighten the cap onto the mating fitting, then use a wrench to tighten to the manufacturer's recommended torque. Avoid over-tightening to prevent O-ring damage. Always follow PARKER's installation guidelines for Seal-Lok fittings.
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Common applications for PARKERPARKER Products
3G Electric supplies PARKER o-ring face seal stainless steel compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









