Manufactured by Monarch Industries Inc, this seal kit is designed to restore or maintain the sealing integrity of compatible Monarch hydraulic units. Seal kits like this are a practical maintenance component, providing the necessary seals and related elements to address wear or leakage in hydraulic assemblies without requiring full unit replacement.
The Monarch 639578 Seal Kit is suited for technicians and maintenance professionals working with Monarch hydraulic power units. Using OEM-referenced components helps ensure proper fit and compatibility with the original equipment.
SKU: RK35L-150
Supplier Part Number (MPN): 639578
Alternate Part Numbers: C1DK18
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Specifications
Alternate Part Numbers
Alternate Part Number639578, Alternate Part Number C1DK18
Brand
Monarch Industries Inc
Brand
Monarch Industries
Pack Size
1.00
UOM
EA
Supplier Part Number
639578
Product Weight
0.50 lbs
Product Questions & Answers (2)
Question by: Neal E on Sep 18, 2025, 5:37 PM
reckon whats included in this monarch 639578 seal kit
Answer by: Customer Support on Sep 20, 2025, 6:23 AM
Based on what's listed, it's just the Monarch 639578 seal kit itself.
Question by: Rick H on Jul 10, 2025, 8:03 PM
What exactly does this seal kit fit? I wanna make sure it's the right one before I order.
Answer by: Customer Support on Jul 12, 2025, 7:49 PM
It's a replacement seal kit for Monarch products, part number 639578. Confirm that part number against your equipment's documentation to ensure proper fit.
