The Multiquip DC290X19050FZ is a genuine OEM Screw, 10-24X1/2 Self Tapping designed for STOW Diaphragm Pump models CA90749, SDP-2, and SDP-3. As a factory-sourced fastener, it meets the exact thread pitch, drive type, and material specification required by the original equipment design. Sourcing the correct OEM screw ensures a secure, rattle-free connection that holds up to the vibration and operating demands of diaphragm pump applications. Confirm your model code before ordering to ensure a direct match.
Key Features
- OEM Thread Accuracy — Manufactured to the exact 10-24 thread specification, ensuring full thread engagement without stripping or cross-threading on installation.
- Self-Tapping Design — Cuts its own thread on installation, allowing secure fastening into the designated housing or panel without a pre-tapped hole.
- Direct Fitment for STOW Diaphragm Pumps — Confirmed for CA90749, SDP-2, and SDP-3 models; installs as a drop-in replacement with no modification to surrounding components.
- Vibration-Resistant Hold — Correct thread form and drive type maintain clamping force during pump operation, preventing loosening that can lead to misaligned panels or exposed components.
- Genuine Multiquip OEM Part — Sourced directly from Multiquip, ensuring the fastener matches the original material grade and head geometry specified for this application.
A self-tapping screw like the part is a fastener that forms its own mating threads as it is driven into a pre-drilled pilot hole, eliminating the need for a separately tapped thread in the receiving material. In diaphragm pump assemblies, fasteners like this are commonly used to secure housings, covers, and access panels that must stay firmly in place during continuous pumping cycles. When a screw of this type is missing, damaged, or replaced with an incorrect thread size, the assembly it secures can shift, vibrate loose, or allow debris ingress — making it a small but operationally critical component.
Part Details
| Part Number | DC290X19050FZ |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Screw, 10-24X1/2 Self Tapping |
Compatibility & Fitment
| Name | Model |
|---|---|
| STOW Diaphragm Pumps | CA90749 |
| STOW Diaphragm Pumps | SDP-2 |
| STOW Diaphragm Pumps | SDP-3 |
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.
