Comparison : Item # 1031-4601-04-04-NWO-FG, 1/4" Tube O.D. x 7/16"-20 Male Adjustable SAE O-Ring Forged Steel HB-MAORB 90° Elbow
Item # 1031-4601-04-06-NWO-FG, 1/4" Tube O.D. x 9/16"-18 Male Adjustable SAE O-Ring Forged Steel HB-MAORB 90° Elbow
Item # 1031-4601-05-06-NWO-FG, 5/16" Tube O.D. x 9/16"-18 Male Adjustable SAE O-Ring Forged Steel HB-MAORB 90° Elbow
Item # 1031-4601-06-04-NWO-FG, 3/8" Tube O.D. x 7/16"-20 Male Adjustable SAE O-Ring Forged Steel HB-MAORB 90° Elbow
Item # 1031-4601-06-06-NWO-FG, 3/8" Tube O.D. x 9/16"-18 Male Adjustable SAE O-Ring Forged Steel HB-MAORB 90° Elbow