Graco 116400 – 3/8″ NPT Male Tee Fitting
Overview
The Graco 116400 3/8 NPT Male Tee Fitting is a threaded “tee” adapter that allows you to split or combine fluid or air flow lines in a sprayer, pump, or fluid‑handling system. With three male 3/8″ NPT threaded ports, it enables branching or manifold configurations — useful when connecting multiple hoses or pipelines to a single feed or distributing output to multiple outlets. :contentReference[oaicite:3]{index=3}
Key Features & Specifications
- Thread type: 3/8″ NPT male on all three ports (tee configuration) :contentReference[oaicite:4]{index=4}
- Original Graco part number: 116400 — genuine OEM fitting :contentReference[oaicite:5]{index=5}
- Designed for fluid or air systems — suitable for sprayer/pump manifolds, branching hoses or multi‑path flow setups :contentReference[oaicite:6]{index=6}
- Useful for splitting one feed into two outlets or combining two inputs into one outlet (depending on system configuration)
- Compact, simple threaded design — ideal for retrofits or custom plumbing where standard NPT threads are used
Compatible Machines
No verified public compatibility list is provided for 116400.
If you plan to use this fitting, verify that your equipment uses 3/8″ NPT male threaded connections and that the flow‑path layout supports a tee connection. Review your machine’s parts diagram or manual to confirm compatibility before installation.
Why Use This 3/8″ NPT Tee Fitting?
This fitting is useful when you need to:
- Split a single fluid or air feed into two outputs — e.g. feeding two hoses or branches from one source
- Combine multiple fluid/air lines into a single pathway in custom manifold setups
- Modify or expand existing sprayer/pump systems with additional outputs or branches
- Perform maintenance or retrofits using OEM‑grade components with standard NPT threads for reliable sealing
Frequently Asked Questions
“3/8″ NPT Male Tee” indicates a tee‑shaped fitting where all three ports have 3/8 inch NPT male threads — allowing three threaded connections (one inlet and two outlets or vice versa), useful for splitting or combining fluid/air lines in a system.
Yes — 116400 is listed in official distributor catalogs as a genuine Graco 3/8″ NPT male tee fitting. :contentReference[oaicite:7]{index=7}
Use this tee fitting when you need to branch fluid or air lines, modify plumbing lines, or expand a single feed to multiple outputs in sprayer/pump systems. Always ensure that all ports match 3/8″ NPT male threads and that sealing/thread‑tape or sealant is properly applied to avoid leaks.
