Designed as a replacement back plate assembly for piston pump configurations, the Danfoss / Eaton Bk Pl Asy is a genuine Eaton Char-Lynn component manufactured under the Danfoss Power Solutions brand. Back plate assemblies serve as a critical structural and sealing element within piston pump assemblies, providing a secure closure at the rear of the pump housing and supporting proper internal pressure management.
This assembly is available across all configurations and sizes, making it a practical option when sourcing replacements for a range of Eaton piston pump variants. As an OEM-aligned accessory, it is suited for hydraulic systems where maintaining manufacturer-specified components is a priority.
SKU: 70120-309
Supplier Part Number (MPN): 70120-309
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Specifications
Alternate Part Numbers
Alternate Part NumberMINO-00287X56215
Brand
Danfoss – Hydraulics
Brand
Danfoss Power Solutions
Pack Size
1.00
UOM
EA
Features
Available in all configurations and sizes
ICC
Piston Pump Accessories
Language
English
Package Contents
BK PL ASY
Sub Brand
None
Supplier Part Number
70120-309
Product Weight
6.00 lbs
Product Questions & Answers (2)
Question by: Peggy R on Aug 23, 2025, 6:15 PM
What exactly comes with this back plate assembly? Just wanna be sure before I order.
Answer by: Customer Support on Aug 25, 2025, 6:38 AM
The package includes the back plate assembly itself, as indicated by the "BK PL ASY" in the package contents.
Question by: Cody R on Jul 1, 2025, 8:44 PM
back plate for a piston pump, is this the whole assembly or just the plate itself?
Answer by: Customer Support on Jul 3, 2025, 12:18 PM
The package includes the full back plate assembly, listed as BK PL ASY. So you're getting the complete unit, not just a bare plate or a partial kit.