APPROVED VENDOR PTFE Square Ring Piston Seal Set: For 5 1/2 in Bore Dia., Buna N
The APPROVED VENDOR PTFE Square Ring Piston Seal Set (SKU 4PKL4) is a PTFE square ring piston seal set designed for a 5 1/2 in bore diameter. It includes one PTFE piston ring with a nitrile energizer and a 70…
SKU 3G-OTH-186926
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Product Description
The APPROVED VENDOR PTFE Square Ring Piston Seal Set (SKU 4PKL4) is a PTFE square ring piston seal set designed for a 5 1/2 in bore diameter. It includes one PTFE piston ring with a nitrile energizer and a 70 durometer Buna O-ring, with a Buna N material composition and a 58 Shore D hardness. The seal set operates in a temperature range of -40° to 250°F and features a gold color.
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 the APPROVED VENDOR PTFE Square Ring Piston Seal Set used for?
This seal set is used in hydraulic and pneumatic cylinders to prevent fluid leakage past the piston. It is designed for a 5 1/2 in bore diameter and suits industrial applications requiring reliable sealing under dynamic conditions, such as material handling and machining equipment.
What are the specifications of the APPROVED VENDOR 4PKL4 piston seal set?
The 4PKL4 seal set includes one PTFE piston ring with a nitrile energizer and a 70 durometer Buna O-ring. It has a Buna N material composition, 58 Shore D hardness, gold color, and operates from -40° to 250°F. It is designed for a 5 1/2 in bore diameter.
Where to buy the APPROVED VENDOR 4PKL4 piston seal set worldwide?
3G Electric supplies the APPROVED VENDOR 4PKL4 PTFE square ring piston seal set worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this seal set to your facility, ensuring compliance with international shipping requirements.
How to install the APPROVED VENDOR PTFE square ring piston seal set?
Installation requires careful handling to avoid damaging the PTFE ring and O-ring. Lubricate the seal and bore with compatible hydraulic fluid, then gently compress the seal into the groove using a tapered sleeve or ring expander. Ensure the O-ring is seated evenly before assembly.
APPROVED VENDOR PTFE Products
3G Electric supplies APPROVED VENDOR PTFE ptfe square ring piston seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












