The Multiquip 1430143840 Lever O-Ring is a genuine OEM sealing component designed for DAC7000SS, DAC7000SSW, DAC7000SSA, and DLW300ES series equipment. As a direct factory replacement, this O-ring meets the original material and dimensional specifications required to maintain a proper seal at the lever assembly. Confirmed fitment covers the DAC7000SS ultra-silent diesel generator family and the DLW300ES diesel light welder series, making it a straightforward service item for operators running Multiquip power generation and welding equipment.
Key Features
- OEM-Grade Seal Material — Manufactured to the original compound and durometer specification, ensuring the correct compression and chemical resistance for lever assembly sealing duty.
- Drop-In Lever Assembly Fit — Dimensioned to seat exactly in the OEM groove profile, requiring no trimming or modification for installation.
- Broad Series Coverage — Fits DAC7000SS, DAC7000SSW, and DAC7000SSA ultra-silent generators as well as DLW300ES diesel light welders from a single part number.
- Leak Prevention at the Source — A worn or cracked lever O-ring allows fluid or pressure bypass at the lever interface, which can lead to operational inconsistency and accelerated wear on surrounding components.
- Genuine Multiquip OEM Part — Sourced directly through the Multiquip parts program, carrying the correct part number 1430143840 for confident, verified ordering.
An O-ring at the lever assembly serves as the primary sealing element between the lever mechanism and the surrounding housing or bore. It prevents fluid, air, or pressure from bypassing the lever interface, which is critical to maintaining consistent control response and protecting adjacent seals and components. When this O-ring hardens, cracks, or deforms with age and heat cycling, sealing integrity is lost — resulting in leaks, pressure loss, or sluggish lever response that signals it is time for replacement.
For fitment questions or ordering assistance, contact DHS Equipment directly to confirm compatibility with your specific unit before ordering.
Part Details
| Part Number | 1430143840 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Lever O-Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DAC7000SS |
| Diesel Powered Generators | DAC7000SSW |
| Diesel Powered Generators | DAC7000SSA |
| Welders | DLW300ES |
| Welders | DLW300ESA |
| Welders | DLW300ESA1 |
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.
