

OEM U-cup seal with 13.75 ID × 16.87 OD used for high-pressure piston applications.
The Graco 17U129 Packing U-Cup 13.75 ID × 16.87 OD is a durable u-cup seal used to retain fluid under pressure around a shaft or piston. Its flexible design provides excellent sealing performance under normal operating conditions.
| Part Number | 17U129 |
|---|---|
| Inside Diameter | 13.75 mm |
| Outside Diameter | 16.87 mm |
| Type | U-Cup Seal |