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This is a 3/4 Quick Release Coupling Male NPTF, part number H663, listed under hydraulic parts. A quick release coupling in general lets a fluid line be connected and disconnected without taking the fittings apart. Order by the exact part number, because couplings that look alike can differ in ways you cannot see, and the wrong one means a return and downtime.
| Part number | H663 |
|---|---|
| Store SKU | 7735549 |
| Part type | 3/4 Quick Release Coupling Male NPTF |
| Category | Hydraulic |
Machine models are not listed on this page. Check part number H663 against the machine's parts book, or send the model and serial number through the quote form so the parts team can confirm.
Match part number H663 to the parts book entry for your machine or to the number on the old part. If you cannot find a number, send the machine model and serial number through the quote form and the parts team will check it for you.
A quick release coupling in general lets a hose or line be connected and disconnected without tools and without taking the fittings apart. It is commonly used where attachments or lines are changed out regularly.
Common signs include leaking at the coupling, difficulty connecting or disconnecting it, a coupling that will not stay connected, and visible damage or wear on the body. Follow the machine's service manual for inspection and replacement guidance.
Have the part number (H663), the machine model and serial number, and the quantity you need. If you are replacing an existing coupling, keep the old one on hand to compare.
No. The store SKU (7735549) is how this item is tracked in our store. The part number is H663, and that is the number to use when matching against a parts book or the old part.
