Packing (For 3-Way Valve) Fits John Deere Tractor Fits: John Deere- (A, AI, AO, AR Unstyled & Styled with 3 way valve); AR Unstyled SN: 250000 - 259999 and Styled SN: 26000 - 280849; B Unstyled & Styled with 3 way valve, BO Unstyled & Styled; BR Styled & Unstyled SN: 325000 & up; D SN: 148872 - 191777D; D SN: 30400 - 143799; D Unstyled & Styled with 3 way valve; John Deere G Unstyled & Styled SN: 1000 - 12999 with 3 way valves; G Unstyled & Styled SN: 13000 - 59701 with 3 way valves; GP; GP Unstyled & Styled with 3 way valve, H Styled with 3 way valve, (50, 520, 530, 60, 620, 630, 70, 720, 730 All Fuel)- Specifications 0.865" outside diameter 0.485" inside diameter 0.250" thick Made out of graphite infused (impregnated) cork. Replacement Numbers: John Deere- D2122R- All JJAgParts items have been hand selected by our team and are continuously monitored for Quality. Should a craftsmanship or fitment concern be identified, JJAgParts will work with you to stand behind our products. JJAgParts is an American owned and operated family business! Here at JJAgParts, we strive for customer satisfaction. If you are not satisfied with your order, please contact us so we can make it right. Note: OEM Part Numbers are for reference only and should be verified before purchase.