Graco 112553 Packing O-Ring
The Graco 112553 Packing O‑Ring is a reliable seal designed for Graco pumps and sprayers. It ensures leak-free operation and maintains proper fluid pressure.
- Genuine Graco replacement part
- Prevents leaks in fluid/pump sections
- Compatible with multiple Graco airless sprayers and pumps
- Lightweight and durable design (~0.018 lbs)
Graco 112553 Packing O‑Ring – Description & Compatibility
The Graco 112553 Packing O‑Ring is a genuine Graco replacement seal designed for sealing fluid or packing sections of Graco equipment. It functions as a high‑quality O‑ring/packing component to help maintain pressure, prevent leaks, and ensure proper fluid flow and integrity in compatible systems.
Compatible Machines
- Graco airless sprayer pumps (various models) – check your pump lower assembly for part number 112553
- Graco proportioner or high‑pressure coating pumps where “Packing, O‑ring 112553” is listed in the parts diagram
- Any Graco machine that references part number 112553 in its service/parts manual under packing or O‑ring section
Please verify the part number in your machine’s parts diagram to ensure correct fitment.
Key Features
| Part Number | 112553 |
|---|---|
| Item | Packing, O‑Ring |
| Weight | Approx. 0.018 lbs |
| Dimensions | ~ “+X+.2.4 × +.2.4 in” (as per supplier listing) |
| Brand | Graco |
Installation & Use Notes
When installing the 112553 Packing O‑Ring:
- Ensure the machine model is compatible and lists part 112553 in its parts list.
- Check the old O‑ring’s inner and outer dimensions, cross‑section and material to match the new one.
- Confirm the fluid being handled is compatible with the O‑ring’s material (fluids, chemicals, coatings, etc.).
- When replacing, clean the sealing surfaces, inspect the packing chamber for wear, and lubricate O‑ring if required by the machine manual.
- After installation, run the machine under controlled conditions and check for leaks or pressure drop to verify proper seal.
Frequently Asked Questions
- Find your machine’s model number (on the nameplate or manual).
- Locate the parts list or manual and look for part 112553 or “Packing, O‑Ring”.
- Check dimensions and material match the original seal.
- If still unsure, contact Graco support or an authorized distributor with your machine details.
Disclaimer: Information provided here is for general reference only. Always verify part compatibility with your machine’s model, serial number, and authorized service manual.
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