Graco 15C980 Jam Nut

The Graco 15C980 Jam Nut is an OEM locking nut that secures critical connections in Graco sprayers, preventing loosening under vibration and pressure. Key points:

Genuine Graco part for pump and hose assemblies
Durable, precision-machined metal
Keeps connections tight and leak-free
Easy to install and replace

$26.69

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Description

Graco 15C980 Jam Nut Overview

The Graco 15C980 Jam Nut is a genuine OEM locking nut designed to secure critical pump or hose‑connection parts in Graco sprayers. It prevents loosening under vibration and high‑pressure operation.

Key Features

OEM‑specified jam nut for reliable locking in Graco assemblies
Threaded design to maintain a secure mechanical joint
Precision-machined for tight tolerances and correct torque retention
Resists loosening under repeated use, vibration, or pressure cycling
Compact size fits within tight pump housing or suction assemblies

Technical Specifications

Specification	Detail
Part Number	15C980
Type	Jam Nut
Material	Metal alloy (durable for pressure‑joint locking)
Weight	~ 0.10 lb (per seller data)
Typical Use	Securing connections in pump, suction, or fluid‑delivery assemblies

Applications & Benefits

Using the 15C980 Jam Nut offers important advantages:

Prevents critical pump or hose connections from loosening during operation.
Improves system reliability by maintaining tight mechanical joints.
Helps to maintain consistent fluid flow and pressure by eliminating unwanted movement.
OEM-grade part ensures compatibility and performance integrity.

Installation & Maintenance

Ensure the mating threads are clean before installation.
Thread the 15C980 nut onto the male fitting and hand-tighten first.
Use proper torque (if specified in your sprayer’s manual) to lock it without damaging the threads.
Inspect periodically for looseness, especially after high‑vibration use.
Replace the nut if threads are stripped or if it fails to maintain tightness.