Graco 104892 Packing, O‑Ring – Essential Seal Replacement Kit
Compatible Machines
- Graco spray and fluid‑handling pumps requiring O‑ring/packing maintenance
- Graco airless and high‑pressure finishing systems with serviceable seal cavities
- Graco proportioning and mobile spray modules listed for part number 104892
- Graco OEM service kits including this seal kit for scheduled preventive maintenance
Product Description
The Graco 104892 Packing, O‑Ring is a genuine OEM seal kit designed to restore proper sealing and prevent leaks in Graco equipment. Engineered with precision‑molded O‑rings and packing elements, this kit replaces worn or degraded seals to maintain system pressure integrity and prolong the service life of fluid and spray assemblies.
Key Features
- OEM‑matched seal components: Designed for exact fit in Graco cavity dimensions and tolerances.
- High‑performance materials: Seals manufactured to resist abrasion, chemical exposure and high‑cycle use.
- Complete kit format: Provides all necessary O‑rings and packings in one package for streamlined maintenance.
- Leak prevention: Ensures pressure stability and minimises risk of fluid bypass or contamination ingress.
- Reduces downtime: Simplifies service operations and helps restore equipment to optimal function quickly.
Technical Specifications
| Specification |
Details |
| Part Number |
104892 |
| Component Type |
Packing & O‑Ring Seal Kit |
| Intended Use |
Replacement of seal elements in Graco fluid/spray systems |
| Material |
Industrial‑grade elastomer/packing material |
| Service Environment |
High‑pressure spray, fluid handling, finishing systems |
Applications
The 104892 kit is used in Graco spray rigs, pump assemblies, manifold blocks and finishing modules where sealing integrity is critical. By replacing the old packings and O‑rings with this kit, operators ensure their equipment maintains performance specification, avoids leaks and reduces the risk of downtime.
Performance Advantages
- Ensures tight sealing and proper pressure retention even in heavy‑duty use.
- Extends equipment life by renewing fatigued or compromised seal elements.
- Reduces maintenance complexity by offering one convenient kit rather than sourcing multiple items.
- Supports consistent spray and fluid delivery performance by maintaining system integrity.
- OEM compatibility helps preserve service reliability and equipment warranty conditions.
Maintenance Tips
During service intervals, remove the old O‑rings and packings, thoroughly clean all mating surfaces and cavities, apply any recommended lubricants, then install the seal components from the 104892 kit. Ensure correct seating and alignment, verify no damage to grooves or mating parts, pressurise the system and check for leaks before returning to service.
Frequently Asked Questions
The kit contains the necessary O‑rings and packing seals designed for the specified Graco assembly to restore sealing performance effectively.
Install the kit during preventive maintenance or when you observe fluid leaks, pressure drop, or reduced performance of the equipment.
Reusing old seal elements is not advised, as they may have degraded or deformed. Replacing with the 104892 kit ensures optimum performance and longevity.
The kit is designed for specific assemblies listed in the service documentation for Graco. Always confirm compatibility with your equipment model or parts list before purchase.
