fits 6 NH -1R/ 9000 ONAN MANIFOLD 154-1547 fits 6 NH -1R/ 9000 Using a tape measure to show the measurements may not be exact so please be advised. New Old Stock, never used. Winner pays only $9.95 shipping and handling anywhere in USA. Other countries must contact me for a postage quote. Please look at my STORE AND other auctions and put me on YOUR FAVORITES. NOS means new old stock. This item has been in surplus storage for years. The box may be tattered or the item may be a bit dusty but fully functional. If you are not satisfied with the condition or your item please contact me immediately. All items are new and unused. I am selling this item "AS IS" with a "no return policy" unless stated otherwise in the body of the ad. I will answer all emails to the best of my ability. I am not an expert concerning much of what I sell but I do have a certain amount of "resourcefulness". Please send part numbers when inquiring about certain parts. An educated buyer is my best customer. Thank you. ... Mike ...