Description
Overview:
This Ad‐Blue Cap (Non‐Vented) is a tough, blue replacement cap for the AdBlue/DEF tank on JCB JS series excavators. Built from chemical‐resistant plastic to cope with urea‐based fluids, it gives a secure, vapour‐tight seal to help prevent leaks and contamination. The non‐vented design supports correct system pressure and helps maintain SCR efficiency in demanding site conditions. It is a Non Genuine Part that fits as a direct substitute for OEM references 400/H2609 and 333/D8313, offering reliable performance without modification. The cap is designed for straightforward hand fitting and removal, making routine checks and refilling simple for operators, mechanics, and plant hire teams. Use it to replace damaged, worn, or missing caps and keep your JCB JS excavator working efficiently and cleanly.
Key Features:
- Non‐vented design for a tight, secure seal on AdBlue/DEF tanks
- Durable, chemical‐resistant plastic suitable for urea solutions
- Direct replacement for OEM 400/H2609 and 333/D8313
- Non Genuine Part, designed for reliable day‐to‐day use
- Helps prevent spills, dust ingress, and moisture contamination
- Corrosion‐proof construction for long service life in harsh environments
- Blue colour aids quick identification in the engine bay or service area
- Easy hand fitment; no special tools or modifications required
- Supports proper operation of the SCR emissions system
- Suitable for regular maintenance or emergency replacement on site
Typical Applications:
Replacing a cracked, perished, or missing AdBlue tank cap on JCB JS excavators; preventing fluid loss and contamination during refilling; maintaining correct sealing of the DEF system for reliable SCR operation in construction, civils, groundwork, plant hire, and quarry environments.
Also known as:
DEF tank cap, diesel exhaust fluid cap, urea tank filler cap, SCR reservoir cap, blue AdBlue filler cap for JCB, JCB JS AdBlue/DEF cap, urea solution tank cap.
Fits Models:
JS
Alternate Part Numbers:
333/D8313, 400/H2609, 400H2609, 281-0020, 281 0020, 2810020, 333D8313
Product Specifications
| L&S Part No. | 281 0020 |
|---|---|
| Part Type | Non Genuine Part |
| OEM No. | 400/H2609 |
| Unit of Sale | 1 |
| Applications | JS |
| Machine Type | Excavators |
| Fits Brands | JCB |
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