Case 4010611 Seal Kit

Case 4010611 Seal Kit is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.

This listing uses Hercules part number JIC-401061A1. Catalog description: SK-I-U-10-36.00x63.00.

Product Details

• Hercules part number: JIC-401061A1
• Product type: Hydraulic cylinder seal kit
• Reference brand/application: JIC
• Approximate weight: 0.131 lb
• Catalog data source: 2026 US Mobile Kit Catalog, 2026 US Cylinder Catalog

Catalog Application Data

• Catalog section: 580SL, 580SL Series 2, 580SM Series 1 BACKHOE
• Application reference: Steering, Cylinder
• Equipment type: Backhoe Loaders; Forklifts - Rough Terrain; Loaders - Wheel
• Model or series reference: 35, 580C, 580D, 580 Super D, 580F, 580K, 590, 680B, 680C, 680CK, 680E, 680G, 680H; 674, 91
• Style / kit type: JIC-401061A1
• Catalog page reference: 58, 60, 61, 62, 80, 92, 12

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for JIC-401061A1. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.

Fitment Verification

Before ordering, confirm the JIC-401061A1 reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.