Five Eighth Inch Button Head Grease Coupler For High Volume Fittings With 3000 PSI Working Pressure And 4000 PSI Rating, One Eighth FNPT, Silver Color, Built Tough For Everyday Grease Jobs, Fits Five Eighth Inch Button Head Fittings

High-Volume 5/8-In (16 mm) Button Head Grease Coupler
✔️ Single unit, 1/8 FNPT, 5/8 in button head, 3,000 psi WP, 4,000 psi rating

This high-volume grease coupler is designed for quick, clean lubrication in demanding maintenance jobs. It fits 5/8 inch button head fittings and uses a 1/8 FNPT inlet, rated for 3,000 psi working pressure and a 4,000 psi max. The silver body stands up to daily shop and field use in automotive, farming, and industrial settings.

✅ Fits 5/8 in button head grease fittings
✅ Working pressure 3,000 psi; 4,000 psi rating
✅ 1/8 FNPT connection
✅ Silver, durable finish for daily grease jobs

💡 What is a high pressure grease coupler used for in industrial lubrication?

In short, it's handy for delivering grease quickly and cleanly in rugged settings.

- handy for high pressure grease lubrication on heavy equipment - works with 5/8 in button head fittings and 1/8 FNPT connections - handles 3,000 psi working pressure with a 4,000 psi rating - ideal for automotive shops, farms, and industrial maintenance