Oil Seal Housing Retainer Gasket for C25, C35, C40, D65 Series and APLEX SC-35

This is the gasket that seals the oil seal housing retainer in the power end, sitting at the joint where the retainer holds the shaft oil seal in place. By sealing that face it helps keep lubricating oil contained and contaminants out where the shaft passes through the housing. It fits Myers C25, C35, C35-20, C35-20-DV, C40, C40-20 and D65 series pumps as well as the APLEX SC-35. This is an aftermarket replacement part that cross-references Myers part number 05059A052; the brand and number are listed for identification only and do not indicate original-manufacturer supply.
What it is
An oil seal retains lubricating oil in the power end and excludes contaminants where a shaft or rod passes through the housing.
Pump compatibility
Specifications
| Property | Value |
|---|---|
| Weight | 0.00 lb (≈ 0.00 kg, converted) |
| Width | 7.6 cm |
| Height | 7.6 cm |
| Depth | 0.1 cm |
Manufacturer technical notes
VELLUMOID Retainer Gasket (C25/C35/C40/D65/Aplex SC-35, SKU 05059A052), molded from ASTM F104 Type III non-asbestos base with rubber composite, compression set ≤15%, temperature resistance -20°C~200°C, API 7K certified for mud pump power ends, pressure rating ≥3500psi, dimensional accuracy ±0.02mm.
Verbatim from the Dongli product page on dlhddrilling.com.
Replacement / interchange
Aftermarket replacement cross-referencing Myers 05059A052.
FAQ
- Which pumps does this gasket fit?
- It fits Myers C25, C35, C35-20, C35-20-DV, C40, C40-20 and D65 series pumps, and the APLEX SC-35.
- What does this part do?
- It is the gasket for the oil seal housing retainer in the power end. It seals the retainer joint so that lubricating oil is retained and contaminants are kept out where the shaft passes through the housing.
- What part number does it cross-reference?
- It cross-references Myers part number 05059A052 as an aftermarket replacement. That number is for identification and comparison only and does not mean the part is OEM-made.
Related parts
All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.
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