Graco 166221 Packing O-Ring
The Graco 166221 Packing O-Ring is a durable nitrile seal designed for leak prevention in Graco pump assemblies.
- Genuine Graco replacement part
- Ensures proper pump sealing
- Nitrile rubber construction
- Used in industrial pump packing sections
Graco 166221 Packing O-Ring – Product Details
Compatible Machines
This Graco 166221 Packing O-Ring is used in various Graco industrial pump assemblies. Exact compatibility is not specified by Graco distributors, so machine confirmation must be done using your sprayer’s parts manual.
- Graco FAMX™ Series (industrial pump systems)
- Other selected Graco industrial pump models (verify with parts diagram)
The Graco 166221 Packing O-Ring is a genuine sealing component designed to maintain tight, leak-free performance in Graco pump assemblies. Made from durable nitrile rubber, this O-ring provides reliable sealing for the packing section, helping ensure smooth operation under demanding conditions.
This part is typically used when servicing pump packing components and should be replaced whenever signs of wear, cracking, or leaking appear.
| Part Number | Description | Material |
|---|---|---|
| 166221 | Packing O-Ring | Nitrile Rubber (Buna-N) |
Frequently Asked Questions
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