KOSHIN Front CoverTH-80S, KTZ-80S, KTY-80D — Part No. 0121440
€145.00
Excluding VAT
Genuine Koshin Front Cover (ADC Die-Cast Aluminum) — Part No. 0121440
Product Overview
The Genuine Koshin Front Cover (Part No. 0121440) is an Original Equipment Manufacturer (OEM) heavy-duty front chamber housing engineered specifically for Koshin 3-inch (80 mm) industrial trash pumps, including the KTH-80S, KTZ-80S, and KTY-80D series.
Precision die-cast from high-grade ADC (Die-Cast Aluminum Alloy), this front outer casing seals the main hydraulic pump chamber, mounts the suction flange assembly, and securely holds the internal volute casing in place. Built to endure continuous jobsite vibration and harsh fluid pressure, it features quick-release knob mounts for rapid, tool-friendly disassembly during maintenance and clog removal.
Key Specifications
| Feature | Details |
|---|---|
| Brand | Koshin Ltd. (Japan) |
| Part Number | 0121440 |
| Part Name | Front Cover / Front Casing |
| Schematic Ref No. | Position 30 (KTH-80S series) |
| Material Grade | ADC (Die-Cast Aluminum Alloy) |
| Pump Size | 3-inch (80 mm) Trash Pumps |
| Compatible Equipment | Koshin KTH-80S, KTZ-80S, KTY-80D (Exclusive Fit) |
| Standard Qty per Pump | 1 pc required |
Model Compatibility
KOSHIN 3" Heavy-Duty Trash Pumps
Koshin KTH-80S (3" Heavy-Duty Trash Pump powered by Honda GX270 Engine)
Koshin KTZ-80S (3" Heavy-Duty Trash Pump powered by Koshin Engine)
Koshin KTY-80D (3" Heavy-Duty Trash Pump powered by Yanmar Diesel Engine)
(Note: This front cover is designed exclusively for the "S" and "D" series 3-inch pumps listed above and does not fit older generation "X" series models).
Design & Key Features
High-Strength ADC Aluminum Body: Die-cast from commercial-grade ADC aluminum alloy to provide extreme durability and pressure resistance while maintaining a lightweight profile.
Corrosion & Impact Protection: Engineered to withstand severe environmental exposure, abrasive slurry, muddy water, and continuous operational vibration.
Quick Field Maintenance Design: Features integrated heavy-duty mounting lugs that interface with casing cover bolts (P/N 0121843 / 0121844) and knobs (P/N 0121449) for quick, single-tool field disassembly.
Guaranteed OEM Fit: Precision-machined sealing surfaces ensure an exact, leak-free alignment against the main pump case O-ring seal (P/N 0121916).
Package Includes & Tech Notes
1x Genuine Koshin Front Cover (0121440)
Maintenance Tip: When reinstalling or replacing the front cover, inspect the Front Cover O-Ring (P/N 0121916) for tears or deformation. A fresh O-ring seal guarantees airtight priming performance and prevents fluid leakage under high pressure.
EAN Code
4260278625534






































