Overview of the Part
The Graco 108946 — Nut, Hex Hd SST is a genuine OEM stainless‑steel hex‑head nut designed for use in various Graco equipment assemblies. It is specified as a 5/16‑18 thread nut. :contentReference[oaicite:1]{index=1}
Key Specifications
| Part Number |
108946 |
| Thread Size |
5/16‑18 |
| Finish / Material |
Stainless Steel (SST) |
| Typical Use |
Securing components in Graco assemblies (e.g., covers, agitators, elevator supports) |
Compatible Machines
The following Graco assemblies/models are documented as using the 108946 nut. Always verify with your equipment’s parts manual to confirm fitment.
- Graco Elevator / Pump Support Assemblies – Models: 204385 Elevator (Fixed Mounting), 206231 Elevator (Movable Mounting), etc. (see manual 306287) :contentReference[oaicite:2]{index=2}
- Graco Cover‑Mounted Agitator for 55‑gallon open drum – Model 207199 (see manual 306938) :contentReference[oaicite:3]{index=3}
Why Use the Genuine Part?
Using the correct OEM nut ensures proper thread size, material strength, and correct installation as per Graco’s specifications. Substitutes may not meet required torque, fit, or corrosion‑resistance in industrial environments.
Installation & Replacement Tips
- Always reference the parts list of your specific equipment model and series to ensure 108946 is the correct nut. :contentReference[oaicite:4]{index=4}
- When replacing, compare thread size (5/16‑18) and material (SST) to what was removed.
- Proper torque should be applied according to the manual specification for the assembly in which it is used.
- Ensure the nut is paired with the correct washer or lock spring washer as specified in the parts list. :contentReference[oaicite:5]{index=5}
Frequently Asked Questions
Yes, the 108946 is made of stainless steel (“SST”) which improves corrosion resistance compared to standard steel hardware. :contentReference[oaicite:6]{index=6}
While the thread size matches, it’s recommended to use the exact OEM part to ensure correct material, finish, and fit in the specified assembly. Graco manuals list 108946 specifically. :contentReference[oaicite:7]{index=7}
It is used in multiple locations such as the cover‑mount and elevator assemblies. For example, in manual 306938 (cover‑mounted agitator) it is Ref. No. 13, “108946 Nut, hex; 5/16‑18; sst”. :contentReference[oaicite:8]{index=8}
Note: Always verify your model’s series and parts list before ordering replacement hardware.
