Multiquip 5156390020 Nut

The Multiquip 5156390020 Nut is a genuine OEM fastener designed for the DCA series ultra-silent diesel generators, including the DCA25SSI, DCA25SSIU, DCA25SSAI, DCA25SSIU-GEER, DCA45SSIU2, DCA45SSIU2-FEMA, DCA45SSIU2-GEER, DCA60SSI2, and DCA60SSAI. As a genuine OEM component sourced directly through Multiquip's authorized parts network, this nut is manufactured to the exact specifications of the original hardware used in production. Correct fastener specifications matter on equipment like the DCA series, where precise torque and thread engagement are critical to maintaining enclosure integrity and internal component retention. DHS Equipment stocks this part to help you keep your generator properly secured and running without compromise.

Key Features

• Genuine OEM Hardware Specification — Manufactured to the exact thread pitch, grade, and dimensional tolerances of the original nut used on DCA series generators, ensuring correct torque retention and seating.
• Direct Drop-In Replacement — Threads match the mating fastener interfaces on DCA series enclosures and internal assemblies, allowing straightforward installation without reworking the mounting point.
• Broad DCA Series Fitment — Compatible with DCA25SSI, DCA25SSIU, DCA25SSAI, DCA45SSIU2, DCA60SSI2, DCA60SSAI, and related GEER and FEMA variants.
• Structural Integrity Where It Counts — A properly spec'd fastener keeps panels, guards, and internal components seated correctly; an incorrect or worn nut can lead to vibration-induced loosening and potential component damage on a running generator.
• Authorized OEM Source — Sold by DHS Equipment as an authorized Multiquip parts distributor, so the part number 5156390020 you order is the exact component Multiquip specifies for these machines.

A nut is a threaded fastener that works in tandem with a bolt or stud to clamp components securely together. On ultra-silent diesel generators like the DCA series, fasteners are used throughout the enclosure panels, engine mounts, alternator brackets, and internal sub-assemblies, where consistent clamping force is essential to prevent vibration-related loosening during operation. Using the correct OEM-specified nut ensures the right thread engagement and load capacity, helping maintain the structural and mechanical integrity of the generator across its service life.

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.