Compatible Machines
- Graco 10:1 Ratio President Pump (per Graco manual 306726) — uses 101379 PIN, spring, straight within the valve stem assembly.
Tip: This pin is specific to valve/stem assemblies used on certain President-series pumps. Always verify against your machine’s parts manual or valve housing part number before ordering.
Product Overview
The Graco 101379 Pin (described as PIN, spring, straight) is a small OEM fastener used to secure/locate the valve stem components in select Graco pump valve assemblies (often referred to as the “Relax-A-Valve” area on President pumps). Designed for precise fit and dependable retention, it helps maintain correct valve operation and sealing performance.
Key Features
- OEM fit: Genuine Graco specification for reliable alignment/retention in the valve stem assembly.
- Precise form: Straight spring-pin geometry for consistent placement and repeatable assembly.
- Service-ready: Ideal for restoring proper valve function during maintenance or rebuilds.
Specifications
| OEM Part Number | 101379 |
| Common Description | PIN, spring, straight |
| Assembly Location | Valve stem / “Relax-A-Valve” sub-assembly (President-series pump architecture) |
| Typical Application | Secures/locates components in the valve stem to maintain correct valve operation |
| Compatibility Note | Confirmed on Graco 10:1 Ratio President Pump (manual 306726). Check your model’s parts list for confirmation. |
How to Confirm Fit
- Open your machine’s parts manual.
- Locate the valve/stem (“Relax-A-Valve”) diagram.
- Match the pin call-out to 101379. If a different pin is shown, follow that part number.
Frequently Asked Questions
Yes. 101379 is an OEM Graco part number and is specified in Graco service literature for the President-series valve stem assembly.
Confirmed for the Graco 10:1 Ratio President Pump (per manual 306726). Other President-series pumps that use the same valve housing/stem assembly may also use 101379. Always verify against your exact model’s parts list.
Install the pin with the valve fully disassembled and cleaned. Inspect the stem, tip, and seat for wear, and replace worn parts to ensure proper sealing. Follow Graco torque/assembly guidance where applicable.
Order the exact part number listed in your equipment’s parts diagram. Graco uses different pins across similar assemblies; the correct choice is the one called out for your specific model and revision.
