Replacement Hydraulic Thumb, Bucket Clamp Cylinder for Kubota (PN: 70091-00096) Excavator Model Series KX and U
Specifications for 1247147409
| Category | Replacement Welded Hydraulic Cylinders » Excavator » Compact/Mini Excavator |
|---|---|
| Fits Manufacturer | Kubota Hydraulic Cylinders |
| Models | Kubota KX057-4, Kubota KX121-3, Kubota KX121-3S, Kubota KX121-3ST, Kubota U35, Kubota U35-4, Kubota U35-S2, Kubota U35S, Kubota U45S, Kubota U45ST, Kubota U55, Kubota U55-4 |
| Function | Thumb / Bucket Clamp |
| Features | Double-Acting Rod Hydraulic Cylinder (DAR) |
| SKU | 1247147409 |
|---|---|
| Weight | 45 lbs |
| Bore | 2.50″ |
|---|---|
| Rod | 1.50″ |
| Stroke | 18.00″ |
| Closed | 28.00″ |
| Open Extended Length | 46.00″ |
| Operating Pressure (PSI) | 3000 |
| Base End Mount Type | Spherical Bearing |
| Base Pin Size | 1.25″ |
| Base Mount Width | 1.00″ |
| Rod End Mount Type | Spherical Bearing |
| Rod Pin Size | 1.25″ |
| Rod Mount Width | 1.00″ |
| Extend Port/Plunger | -10 SAE ORB 90D |
| Retract Port/Plunger | -10 SAE ORB 90D |
| Old OEM PNs | 70091-00152 |
Description
This replacement hydraulic thumb and bucket clamp cylinder fits Kubota KX and U Series excavators that use the clamp kit. It replaces OEM part number 70091-00096 and restores full clamp force at the bucket. Main fitment includes Kubota KX057-4, KX121-3, KX121-3S, KX121-3ST, U35, U35-4, U35S, U45S, U55, and U55-4. The cylinder meets or exceeds OEM pressure and stroke specs.
The welded, double-acting rod design gives smooth clamp action as you grab, hold, and release material. Heavy-duty construction, quality seals, and inspection on every unit help it run long in tough trenching and demolition work. It is Performance-Built and Warranty-Backed, FASTSHIP eligible when ordered before 12:00 PM CST, and ready to help you Demolish Downtime.
2.50″
1.50″
18.00″
28.00″
46.00″
3000
Spherical Bearing
1.25″
1.00″
Spherical Bearing
1.25″
1.00″
-10 SAE ORB 90D
-10 SAE ORB 90D
70091-00152
Returning Merchandise
New and un-used stock items maybe returned for refund within 30 days of purchase. No returns are accepted without prior authorization, call 888-771-1894 or email sales@hydrauliccylindersinc.com to receive a return authorization number. Make sure to properly package your item to avoid damage in transit. Hydraulic Cylinders Inc. is not responsible for any shipping charges or damages for the return of product to Hydraulic Cylinders Inc. It is the responsibility of the sender to provide for all shipping, handling, and insurance charges.

Warranty Coverage:
Hydraulic Cylinders Inc. warrants its Replacement Welded Rod Cylinders against defects in materials and workmanship for 12 months from the date of purchase.
Exclusions & Conditions:
- Disassembly voids warranty coverage.
- Misuse, misapplication, or unauthorized modification is not covered.
- HCI does not provide engineering guidance or warrant product fitness for any specific application.
- It is the customer’s responsibility to ensure product suitability and compliance with all regulations and application requirements.
Claims Process:
Contact Hydraulic Cylinders, Inc. directly to initiate a warranty review. Claims require return and evaluation of the product.


























































