Multiquip 8131310104 Bearing Cover

The Multiquip 8131310104 Bearing Cover is a genuine OEM component designed for DCA125, DCA150, and NGA150 series ultra-silent and super-silent diesel generators. As a direct OEM replacement, it is manufactured to the same specifications as the original part, ensuring a correct fit within the alternator assembly. Compatible models include the DCA125SSIU, DCA125SSJU, DCA150SSJU, DCA150SSVU, DCA150USJ, NGA150SSPUPL, and related variants. Keep part number 8131310104 on hand to minimize unplanned service delays on your generator fleet.

Key Features

• Genuine OEM Construction: — Manufactured to original design tolerances, ensuring the cover seats correctly against the alternator bearing housing without gaps or misalignment.
• Direct Alternator Assembly Fit: — Designed to install in place of the original bearing cover with no modification to mounting points or hardware.
• Broad DCA/NGA Series Compatibility: — Confirmed fitment across DCA125, DCA150, and NGA150 super-silent and ultra-silent generator families, including 4F Tier 4 and Canadian variants.
• Bearing Protection: — Shields the alternator bearing from contamination, moisture, and debris that can accelerate wear and lead to alternator failure during extended run cycles.
• Alternator Output Integrity: — A properly seated bearing cover helps maintain consistent alternator shaft alignment, supporting stable power output across the generator's rated load range.

The bearing cover encloses and protects the bearing at the end of the alternator rotor shaft, keeping contaminants out of the bearing cavity and helping maintain correct rotor alignment within the stator housing. On generator sets like the DCA and NGA series, where extended run times and varying load conditions are common, a damaged or missing bearing cover can allow dust, moisture, and debris to enter the bearing, accelerating wear and eventually causing alternator failure. Replacing a cracked or worn cover with a genuine OEM part like the Multiquip 8131310104 restores this critical protective function and helps preserve the service life of the alternator assembly.

Verify your model number before ordering. For fitment questions or parts support, contact DHS Equipment directly.

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.