Multiquip C3154300004 Bearing Gasket

The Multiquip C3154300004 Bearing Gasket is a genuine OEM component designed for the DCA300SS and DCA400SS series ultra-silent and super-silent diesel generators. As an OEM-sourced part, it is manufactured to the exact specifications required by these generator platforms, ensuring a correct seal at the bearing interface without the guesswork of cross-referencing aftermarket alternatives. Confirmed fitment spans a wide range of DCA series models including DCA300SSC, DCA300SSCU, DCA300SSK, DCA400SSI, DCA400SSK, DCA400SSV, and related Tier 4 variants, as well as the MQP240 standby generator.

Key Features

• Genuine OEM Sealing Integrity — Manufactured to exact material and compression specifications for the bearing cavity in DCA series generators, delivering a proper seal from the first installation.
• Direct Replacement Fit — Engineered to seat correctly within the bearing housing of DCA300SS and DCA400SS platforms, matching the original profile without trimming or modification.
• Broad DCA Series Compatibility — Covers DCA300SSC, DCA300SSCU, DCA300SSK, DCA400SSI, DCA400SSK, DCA400SSV, multiple Tier 4 variants, and MQP240 models.
• Protects Bearing Function — A correctly seated bearing gasket prevents contamination ingress and lubricant loss at the bearing interface, helping maintain smooth alternator operation under continuous load.
• OEM Part Number Confidence — Sourced directly through Multiquip's OEM supply chain under part number C3154300004, eliminating the risk of receiving an incorrectly sized or incompatible seal.

The bearing gasket forms a critical seal between the bearing housing and surrounding components inside the generator's alternator assembly. Its role is to prevent lubricant from escaping the bearing cavity and to block contaminants — dust, moisture, and debris — from reaching the bearing surfaces. When this gasket deteriorates, cracks, or is compromised during a service procedure, bearing lubrication can be lost and contamination can accelerate wear, leading to increased heat, noise, and eventual bearing failure. Replacing the gasket with the correct OEM part during any bearing service is essential to restoring a proper seal and protecting the alternator's long-term output consistency.

Part Details

Compatibility & Fitment

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.