The Multiquip 0700072022 is a genuine OEM O Ring SAA6D125E-5 DCA-300SSK4 designed for the DCA-300SSK4 ultra-silent diesel generator series. As a direct OEM replacement, this O ring is produced to the exact material grade and dimensional tolerances required by Multiquip for the SAA6D125E-5 engine fitted in this unit. Sourced directly from Multiquip, part 0700072022 ensures a correct, leak-free seal without the guesswork of cross-referencing aftermarket equivalents. If your DCA-300SSK4 is showing signs of fluid seepage or you are performing a scheduled engine service, this is the part to have on hand.
Key Features
- OEM-Grade Sealing Material — Manufactured to the precise compound and durometer specification required for the SAA6D125E-5 engine environment, ensuring correct compression and long-term seal integrity.
- Direct Drop-In Replacement — Dimensionally identical to the original, seating into the same groove without modification, so the engine can be returned to service quickly after service or repair.
- Confirmed Fitment for DCA-300SSK4 — Specifically validated for the DCA-300SSK4 ultra-silent generator equipped with the Komatsu SAA6D125E-5 diesel engine.
- Maintains Critical Fluid Containment — A correctly functioning O ring prevents oil or coolant migration at critical engine interfaces; a failed or degraded seal can lead to fluid loss, contamination, and unplanned engine shutdowns on a generator that may be supporting mission-critical power loads.
- Fuel and Fluid System Integrity — Proper sealing at engine joints is essential in a generator application where undetected leaks can create both fire risk and environmental compliance concerns on the jobsite.
An O ring is a precision-formed elastomeric seal that sits in a machined groove between two mating surfaces, creating a pressure-tight barrier that prevents fluids or gases from escaping the joint. In a diesel engine like the SAA6D125E-5, O rings are used at oil galleries, coolant passages, fuel system connections, and other critical interfaces throughout the engine assembly. When an O ring degrades — through heat cycling, chemical exposure, or compression set — it loses its ability to conform to the mating surfaces and leaks develop, which can result in fluid loss, cross-contamination between systems, and potential engine damage if left unaddressed. Replacing a worn O ring with the correct OEM part restores the designed seal and prevents those downstream failures.
Part Details
| Part Number | 0700072022 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | O Ring SAA6D125E-5 DCA-300SSK4 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-300SSK4 | DCA-300SSK4 |
| SAA6D125E-5 | SAA6D125E-5 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
