270-1528 O-Ring Seal Kit 580 Pieces for Caterpillar Hydraulic Fittings

270-1528 O-Ring Seal Kit / Assortment Box for Caterpillar Hydraulic Fittings. Premium aftermarket replacement for hydraulic cylinder repair. Please confirm the OEM part number and machine serial number before ordering.

Brand: WINSCHEN
Country of Origin: China
MOQ: 1 SET
Dispatch time: 3-15 Days
SKU: CTC-270-1528

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270-1528 O-Ring Assortment Kit for Caterpillar

Seal your investment into a higher level of performance with the WINSCHEN 270-1528 O-Ring Kit. Engineered to meet the rigorous operational standards of Caterpillar heavy machinery, this comprehensive aftermarket assortment box provides a wide variety of the most commonly used elastomeric O-rings (including ORFS and STOR types), along with a dedicated seal pick tool, to maintain and rebuild hydraulic systems, engines, and general equipment assemblies efficiently.

Key Features

  • Direct Replacement: Manufactured to precise OEM dimensional tolerances, ensuring a seamless fit and straightforward installation as a direct alternative for Caterpillar part number 270-1528.
  • Comprehensive Assortment & Tool: Includes 32 different sizes of high-grade O-rings (totaling multiple pieces per size), plus a high-quality 171mm seal pick tool to assist in easy removal and installation during shop repairs and field maintenance.
  • Industrial Durability: Constructed from premium fluid-resistant compounds designed to withstand continuous internal friction, high pressure spikes, extreme temperatures, and environmental contaminants typical in earthmoving applications.

Compatible Equipment Models

Articulated Trucks: General applications Caterpillar

Excavators: General applications Caterpillar

Bulldozers: General applications Caterpillar

Loaders: General applications Caterpillar

Seal Kit Related Parts

4J-0521: O-Ring
QTY: 15

4J-0520: O-Ring
QTY: 15

4J-5267: O-Ring
QTY: 20

4J-0524: O-Ring
QTY: 15

4J-0527: O-Ring
QTY: 10

3D-2824: O-Ring
QTY: 20

4J-0526: O-Ring
QTY: 10

2S-4078: O-Ring
QTY: 20

6V-8398: O-Ring
QTY: 20

2M-9780: O-Ring
QTY: 20

7M-8485: O-Ring
QTY: 20

030-4606: O-Ring
QTY: 10

4K-1388: STOR O-Ring
QTY: 20

4J-0525: O-Ring
QTY: 10

3K-0360: O-Ring
QTY: 20

3J-1907: O-Ring
QTY: 20

7J-0204: O-Ring
QTY: 20

646-5778: 171 mm Seal Pick
QTY: 1

7J-9108: ORFS O-Ring
QTY: 20

4J-5477: ORFS O-Ring
QTY: 20

6V-8400: ORFS O-Ring
QTY: 20

4J-0523: O-Ring
QTY: 15

4J-0519: O-Ring
QTY: 15

8T-0315: ORFS O-Ring
QTY: 20

1J-9671: O-Ring
QTY: 20

4J-5140: O-Ring
QTY: 20

4J-0522: O-Ring
QTY: 15

6V-9746: ORFS O-Ring
QTY: 20

6V-8397: O-Ring
QTY: 20

5K-9090: O-Ring
QTY: 20

4J-7533: STOR O-Ring
QTY: 20

3J-7354: O-Ring
QTY: 20

6K-6307: O-Ring
QTY: 20

Specifications

Part Number270-1528 (2701528)
Part TypeO-Ring Seal Kit / Assortment Box / Service Kit
ApplicationHydraulic Cylinder Rebuild
BrandWINSCHEN
Country of OriginChina
SKUCTC-270-1528
MOQ1 SET
Delivery Time3-15 Days

To ensure proper fitment, please verify your equipment’s exact requirements and original O-ring specifications with our support team prior to purchasing. We offer fast global shipping to keep your heavy machinery operating efficiently.

Related Caterpillar Seal Kit Categories

Browse more Caterpillar replacement parts or compare other hydraulic cylinder seal kits. For fitment confirmation, send the OEM part number, machine model and serial number through our inquiry form or WhatsApp.

OEM Part Number

270-1528

Equipment Brand

Caterpillar

Product Type

O-Ring Seal Kit / Assortment Box

Condition

Premium Aftermarket Replacement

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