G20180-2020 (20GS-20FJX90M) U Series See provided pictures which show

See provided pictures which show you the difference

1/2" Hose X 3/4" Female O-Ring Flange Code 61

W Series (Bite to Wite) Hydraulic Fittings: >1/2" Hose x 1/2" NPTF Male Pipe Swivel

Aeroquip# FD42-1001-04-04

720000 H1 Stem Hex (mm) 41 L Length (in) 4

G20180-2020 (20GS-20FJX90M) U Series See provided pictures which showSKU 7347 28645 Weight 2. 800000 L Length (in) 6. 85 L Length (mm) 174 T Drop (in) 3. 07 T Drop (mm) 78 C Cutoff (in) 4. 05 C Cutoff (mm) 102. 9 Female Thread Id (mm) 39. 3 Male Thread Od (mm) 41. 3 Up Sell 7347 2864 Part Number 1 20GS 20FJX90M Part Number 2 G20180 2020 Hose Id (in) 1 1 4 Hose Id (mm) 31. 8 Brand Gates Manufacturer Gates