The Multiquip EE43529 is a genuine OEM self-locking nut, nylon insert, grade 8, 3/8"-16 designed for Multiquip generator and trailer assemblies including DCA45SSIU4F, DCA70SSJU4i, TRLR45H, TRLR45E, TRLR502XFH, TRLR502XFE, TRLRSG1600XFH, and TRLRSG1600XFE models. As a genuine OEM component, EE43529 is manufactured to the exact specification required for these machines, ensuring correct thread engagement and holding force every time. Sourced directly through authorized Multiquip supply channels, this fastener is the right call whenever you are servicing structural or mechanical connections on supported equipment. DHS Equipment stocks this part and is ready to help you get your machine back in service.
Key Features
- Grade 8 Fastener Strength — High-tensile grade 8 rating delivers the clamping force and shear resistance needed for structural and mechanical connections on heavy-duty generator and trailer frames.
- Nylon Insert Locking Action — The integrated nylon insert grips the bolt thread under vibration, preventing loosening without the need for additional locking hardware or thread-locking compound.
- Exact 3/8"-16 Thread Specification — Correct thread pitch and diameter for direct installation into existing fastener positions — no chasing threads or fitting adapters required.
- Broad Equipment Compatibility — Confirmed fitment across DCA45SSIU4F, DCA70SSJU4i, TRLR45H, TRLR45E, TRLR502XFH, TRLR502XFE, TRLRSG1600XFH, and TRLRSG1600XFE models.
- Genuine OEM Part — Sourced through authorized Multiquip channels, this part meets the same material and dimensional standards as the original fastener installed at the factory.
- Structural Connection Integrity — Using the correct grade and locking type prevents joint movement and fatigue cracking in mounting points — critical on towed trailers and generator sets exposed to continuous vibration.
A self-locking nylon insert nut is a prevailing-torque fastener that uses a nylon collar embedded in the top of the nut to create friction against the bolt thread, resisting loosening caused by vibration or cyclic loading. On generator sets and trailers — equipment that experiences constant engine vibration or road shock — standard nuts can back off over time, leading to loose structural connections, misalignment, or component separation. The grade 8 rating of the Multiquip EE43529 means the nut itself can withstand high clamping loads without yielding, making it appropriate for critical fastening points where joint failure would compromise safety or machine integrity.
Part Details
| Part Number | EE43529 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Self-Locking Nut, Nylon Insert, Grade 8, 3/8"-16 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA45SSIU4F |
| Trailers | TRLR45H |
| Trailers | TRLR45E |
| Trailers | TRLR502XFH |
| Trailers | TRLR502XFE |
| Trailers | TRLRSG1600XFH |
| Trailers | TRLRSG1600XFE |
| Diesel Powered Generators | DCA70SSJU4i |
| Diesel Powered Generators | DCA45SSIU4F 60Hz AGGREKO |
| Trailers | TRAILER |
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.
