Image Global Air King® 4-Lug Female NPT End Markets Energy / Oil & Gas, Food & Beverage / Pharmaceutical, Construction, Maintenance Repair Operations (MRO), Mining, Steel Processing Jump to Section Product Options Related Products Product Options Part Number Size Pipe Thread Seal Material GAM18 1-1/4" NPT / NPTF Rubber Plated Steel GAM23 1-1/2" NPT / NPTF Rubber Plated Steel GAM28 2" NPT / NPTF Rubber Plated Steel Related Products Image Air King® 4-Lug Washer Image Boss® Clamp 4 Bolt Type, 2 Gripping Fingers Image Global Air King® 4-Lug Hose End Image Standard Safety Clip Image Synthetic Lanyard