Image LockNLube® Grease Coupler Markets Maintenance Repair Operations (MRO) Product Options Part Number Female Thread Size Length Width Height Female Thread Material Color LLGC18 1/8" 5/8" (16 mm) 3/5" (15.2 mm) 1-7/8" (48 mm) NPT Nitrile Rubber Gray LLGC18XL 1/8" 5-1/2" (88 mm) 3/5" (16.4 mm) 1-3/5" (41 mm) NPT Nitrile Rubber Gray