

The Graco 121386** Fitting Nipple is a 3/8NPT x 3.0″ threaded connector designed for secure, leak‑free fluid connections in high‑pressure Graco systems.
| Part Number | Graco 121386 |
|---|---|
| Type | Threaded Nipple Fitting |
| Size | 3/8NPT x 3.0 inches |
| Application | Connecting fluid lines in high‑pressure systems |