This straight hydraulic grease nipple features a 5/16" UNF thread, providing a larger Unified National Fine connection for heavy-duty American and international machinery. The 5/16" UNF size offers increased strength and flow capacity, making it suitable for larger bearings, heavy equipment joints, and industrial machinery requiring substantial grease volumes during maintenance. Engineered from high quality steel with case hardening for maximum resilience, this nipple maintains structural integrity and thread accuracy under demanding operating conditions. The protective ZN3 zinc plating with clear finish delivers long-lasting corrosion resistance in workshop, construction site, and outdoor agricultural environments. The DIN 71412 compliant head configuration guarantees reliable connection with all standard grease gun fittings. Features and Benefits: • 5/16" UNF thread for larger Unified National Fine applications • High quality case hardened steel for superior durability • ZN3 zinc and clear plating ensures corrosion protection • DIN 71412 standard head form for universal compatibility • Straight design facilitates efficient maintenance access Specifications: Grease Type: Nipple - Straight Thread: 5/16in UNF Pack Qty.: 1

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