GW01-32x32 by Couplamatic | GW Series Coupling | 2" Hose ID x 2-11-1/2 Thread NPTF Male Solid | Straight | Trivalent Zinc PlatingDescription: NO SKIVE REQUIRED. The GW Series Four Spiral Coupling is compatible with some fixed and virtually all adjustable spiral crimp machines on the market. Check crimp O. D. carefully. Trivalent Zinc Plating Part Number Hose ID Pipe Size Thread Size Hex Size Cross Reference Part Numbers Weatherhead 430U GW01 8x8 1 2" 1 2" 1 2 14 7 8" 43008U 108 GW01 8x12 1 2" 3 4" 3 4 14 1 1 8" 43008U 112 GW01 12x12 3 4" 3 4" 3 4 14 1 1 8" 43012U 112 GW01 12x16