Sale
3780166 O'Ring | JLG
Vendor: JLG
SKU: 3780166
Product Type: Driveline Steering
$2.05
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- Description
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Product Basic Info
Part Number: 3780166
Part Name: O'RING,
As a general-purpose elastomeric seal, this O-ring fits within circular glands on JLG aerial work platforms. It forms a compressed sealing interface between mating surfaces, containing hydraulic fluid and excluding contamination to support consistent system operation across machine functions.
Specifications
| OEM Part Number | 3780166 |
| Official Part Name | O'RING, |
| Original Equipment Brand | JLG |
| Net Weight | 0.004 lbs |
| Overall Dimensions | 2.0 L x 2.0 W x 0.01 inch |
| Replacement Type | Direct OEM Replacement |
Failure Impact
- A worn or extruded O-ring loses sealing contact, allowing fluid bypass and pressure loss in the hydraulic circuit.
- Contaminant ingress through a failed O-ring degrades fluid cleanliness and increases downstream component wear.
- Leakage from a damaged O-ring can create visible wet spots that trigger inspection citations on job sites.
- An aged O-ring may harden and crack, compromising seal reliability during temperature or pressure changes.
- All items are stocked for quick dispatch.
- Standard delivery takes 7–10 days, and free-shipping areas take 10–15 days.
- Multiple-item orders may ship separately, and tracking numbers will be emailed to you once shipped.
- Full order cancellation and complete refunds are available before your package is dispatched.
- We offer a 30-day return period for brand-new, unused parts.
- Special discounted bulk pricing is offered for fleet maintenance orders.
- Check complete shipping, customs and return regulations on our dedicated Shipping & Return page.






