The Multiquip 0911801100 Hex Nut is a genuine OEM fastener designed for DCA-series super-silent and ultra-silent diesel generators, including the DCA125SSIU4F, DCA400SSI4F, DCA400SSI4F3, DCA400SSI4F3PB, and DCA400SSI4F3PD models. As a direct OEM replacement, this hex nut meets the exact material and dimensional specifications set by Multiquip for these generator platforms. Sourced directly through authorized supply channels, it ensures a correct, consistent fit within the assembly it secures. Whether you are performing scheduled maintenance or replacing a damaged fastener, the part is the correct part for the job.
Key Features
- Genuine OEM Fastener Grade — Manufactured to Multiquip's exact material and thread specifications, ensuring the correct clamping force and torque retention for generator assembly applications.
- Direct Drop-In Replacement — Matches the original hex nut profile and thread pitch, seating correctly without rework or modification to surrounding hardware.
- Broad DCA Series Compatibility — Confirmed fitment across DCA125SSIU4F, DCA400SSI4F, DCA400SSI4F3, DCA400SSI4F3PB, DCA400SSI4F3PD, and related Sunbelt-designated variants.
- Structural Integrity Under Load — A correctly torqued hex nut maintains joint integrity in high-vibration generator environments; a worn or missing fastener can lead to loose assemblies, misalignment, or component damage.
- Electrical Safety Compliance — On generator platforms, secure fastening at critical connection points is essential to maintaining safe, code-compliant electrical and mechanical assemblies.
A hex nut is a standard threaded fastener used to clamp and secure components together within a mechanical or electrical assembly. On diesel generator sets like the DCA series, hex nuts are used throughout the frame, panel, engine mounting, and electrical enclosure systems to maintain rigid, vibration-resistant connections. When a hex nut is missing, stripped, or under-torqued, surrounding components can shift or loosen under the continuous vibration of generator operation, potentially causing premature wear or unsafe conditions. Using the correct OEM-specified nut ensures the joint performs as designed over the full service life of the machine.
For fitment questions or to confirm this part is correct for your specific unit, contact the DHS Equipment team before ordering.
Part Details
| Part Number | 0911801100 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Hex Nut |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA125SSIU4F |
| Diesel Powered Generators | DCA400SSI4F3B |
| Super-Silent Generators | DCA400SSI4F3PD |
| Super-Silent Generators | DCA400SSI4F |
| Super-Silent Generators | DCA400SSI4F3 |
| Super-Silent Generators | DCA400SSI4F3PB |
| Diesel Powered Generators | DCA400SSI4F3PD (SUNBELT) |
| Diesel Powered Generators | DCA400SSI4F/4F3/4F3PB |
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.
