Dosatron® D128R/D25RE2/D25F 6 mm Suction Hose Nut

Product Overview

Missing or cracked suction hose nuts are small components that lead to total fertigation system failure. When a seal is compromised at the suction point, your injector loses prime, leading to uneven nutrient delivery or complete crop loss during critical growth phases. During the peak of the growing season, a downed injector can mean the difference between a high yield and a failed harvest. Given the current global supply chain fluctuations and the high demand for Dosatron service kits, securing these essential replacement parts now is the only way to avoid long lead times and emergency shipping costs. Proactive maintenance ensures your clients stay on schedule and your reputation remains untarnished.

This genuine Dosatron 6 mm Suction Hose Nut offers a precision fit that generic aftermarket alternatives cannot match. Manufactured from chemically resistant polymers, it maintains its structural integrity when exposed to concentrated fertilizers and acidic solutions. By using OEM parts, your crews save time on service calls by ensuring a leak proof connection on the first attempt. Investing in a stock of these durable nuts reduces long term maintenance labor and provides your business with a competitive edge by keeping systems operational while others are waiting on back ordered components.

Product Specifications

Available Models & Sizes

This suction nut is specifically engineered for 6 mm ID tubing used on the D128R, D25RE2, and D25F series injectors. For systems utilizing larger flow rates or different 11 GPM models, please contact our technical sales team for full configurations and bulk pricing on comprehensive seal kits.

Key Features

• Genuine OEM precision ensures a perfect seal onto the injection stem without stripping threads.
• High grade polymer construction resists degradation from harsh fertilizers and chemical concentrates.
• Knurled exterior design allows for secure hand tightening even when surfaces are wet or oily.
• Standard 6 mm sizing ensures compatibility across the most common Dosatron nutrient delivery models.
• Impact resistant material prevents cracking during routine filter cleaning or hose adjustments.
• Lightweight and compact design makes it an essential item for every service technician truck stock.

Common Applications

• Greenhouse and nursery operations
• Agricultural and crop irrigation
• Chemical/fertigation delivery
• Sports turf and golf course maintenance
• Commercial landscape irrigation
• Municipal parks and public spaces

Installation Notes

Ensure the suction hose is cut squarely and pushed fully onto the barb before threading the nut. Hand tighten the nut until it is firm; do not use pliers or wrenches as over tightening can damage the threads or the suction hose. Always refer to the specific Dosatron model manual for torque recommendations and ensure the check valve assembly is correctly seated before finalizing the connection.