Comparison : Item # 41FP-43, 1/4 x 3/8" O.D. Tube S.A.E. Flare Fitting - Reducing Short Forged Nut
Item # 41FP-54, 5/16 x 1/4" O.D. Tube S.A.E. Flare Fitting - Reducing Short Forged Nut
Item # 41FP-64, 3/8 x 1/4" O.D. Tube S.A.E. Flare Fitting - Reducing Short Forged Nut
Item # 41FP-65, 3/8 x 5/16" O.D. Tube S.A.E. Flare Fitting - Reducing Short Forged Nut
Item # 41FP-86, 1/2 x 3/8" O.D. Tube S.A.E. Flare Fitting - Reducing Short Forged Nut