Graco 116407 – Clip Hairpin
Overview
The Graco 116407 Clip Hairpin is a small OEM‑grade hairpin‑style retaining clip used to secure couplers, shafts or components in Graco pump and fluid‑handling assemblies. It ensures parts stay locked in place under operation, helping maintain reliable mechanical coupling. ([official catalog listings])
Key Features & Specifications
- Original Graco part number: 116407 — genuine OEM clip. :contentReference[oaicite:3]{index=3}
- Hairpin‑style clip — simple design that locks onto shafts or housings to retain components securely. :contentReference[oaicite:4]{index=4}
- Compact and lightweight — suitable for pump, coupling or hydraulic‑motor units where secure retention is required. :contentReference[oaicite:5]{index=5}
- Used in hydraulic‑motor / pump stack assemblies as specified in Graco parts manuals. :contentReference[oaicite:6]{index=6}
Compatible Machines
A full public compatibility list is not provided for this part number.
In available Graco hydraulic‑motor and pump assembly diagrams, 116407 appears as a required clip. :contentReference[oaicite:7]{index=7}
Before ordering, check your machine’s parts list or diagram — if it references “Clip, hairpin” or part number 116407, then this clip is the correct replacement.
Why Use This Hairpin Clip?
This clip is useful when you need to:
- Secure mechanical coupling — e.g. retaining shafts, couplers, or assemblies in pumps/hydraulic systems.
- Replace worn, lost or damaged retaining clips in existing equipment to ensure safe and stable operation.
- Maintain OEM‑grade reliability and correct fit for high‑pressure or high‑stress applications.
Frequently Asked Questions
A hairpin clip (also called a cotter‑pin or retaining clip) is a small metal clip that snaps into place — often over a shaft or pin — to lock components in position and prevent axial movement. It’s commonly used to retain couplings, bearings or assemblies in mechanical and hydraulic equipment.
Yes — 116407 is listed as a Clip Hairpin in official Graco parts manuals. :contentReference[oaicite:8]{index=8}
Replace the hairpin clip if the original is lost, bent, corroded, or no longer holds the component securely — especially in pump or hydraulic‑motor assemblies where secure coupling is critical for safe operation.
