The ​​Standard Black Color Trigger Sprayer with 28/400 Neck Finish and 7-3/8″ Dip Tube​​ is a precision-engineered dispensing solution designed for professional-grade packaging applications. This heavy-duty sprayer combines rugged construction with ergonomic functionality, featuring an industry-standard 28/400 neck thread and an extended 7-3/8″ (approximately 187mm) dip tube for deep container reach. The matte black finish provides a sleek, professional appearance while offering superior resistance to UV fading and chemical exposure, making it ideal for both consumer and industrial use.

Key Features & Technical Specifications​​

​​1. Premium Construction & Durability​​

• ​​Material Composition​​:
  • High-density polyethylene (HDPE) reservoir and wand
  • Glass-filled nylon trigger mechanism for maximum strength
  • BPA-free components for food-safe applications
  • UV-stabilized black pigment for long-term color retention
• ​​Sealing System​​:
  • Dual O-ring seals for leak-proof performance
  • Brass insert in nozzle for corrosion resistance
  • Reinforced dip tube connection to prevent detachment
• ​​Impact Resistance​​:
  • Withstands drops from 3-foot height without cracking
  • Temperature range: -4°F to 140°F (-20°C to 60°C)

​​2. Precision Spraying Performance​​

• ​​Adjustable Nozzle​​:
  • Smooth toggle between fine mist, medium spray, and jet stream
  • Anti-clog design with removable tip for easy cleaning
  • Consistent output pressure (tested at 30-50 PSI)
• ​​Extended Dip Tube​​:
  • 7-3/8″ (187mm) length for deep container access
  • 5/16″ (8mm) outer diameter with 3/16″ (5mm) internal bore
  • Food-grade PVC construction with anti-kink spiral reinforcement

​​3. Standardized Compatibility​​

• ​​Neck Thread​​: 28/400 (industry standard for 28mm diameter, 400 thread count)
• ​​Fits Bottles​​:
  • Standard 8oz to 32oz spray bottles
  • Compatible with HDPE, PET, and glass containers
  • Verify neck dimensions before installation

​​Performance Characteristics​​

​​Applications & Use Cases​​

​​Ideal For:​​

1. ​​Household & Janitorial Products​​
   • Glass cleaners, disinfectants, all-purpose sprays
   • Carpet and upholstery cleaners
2. ​​Automotive Care​​
   • Windshield washer fluid dispensing
   • Tire and wheel cleaners
3. ​​Industrial & Commercial​​
   • Degreasers and lubricants
   • Surface treatment chemicals
4. ​​Agricultural & Horticultural​​
   • Pesticide and herbicide application
   • Plant fertilizers and foliar sprays

​​Not Recommended For:​​

• Thick pastes or gels (viscosity > 5,000cps)
• Highly volatile solvents (e.g., acetone, MEK)

​​Packaging & Ordering Information​​

​​Bulk Packaging Options:​​

• 12/box, 24/inner case, 144/case (master carton)
• Individual polybag with desiccant for retail

​​Customization Available:​​

• Color coding (blue, white, green lids)
• Private labeling (logo printing on reservoir)
• Private molding (custom colors or logos)

​​Lead Time:​​

• Standard stock items: 3-5 business days
• Custom orders: 4-6 weeks (MOQ applies)

​​Installation & Maintenance Guide​​

​​Proper Installation Steps:​​

1. Verify bottle neck matches 28/400 specifications
2. Insert dip tube fully to bottom of container
3. Align sprayer threads and tighten by hand
4. Perform test spray to check for leaks

​​Routine Maintenance:​​

• Rinse after each use with compatible solvent
• Soak in warm water monthly to prevent clogging
• Store upright to prevent dripping

​​Troubleshooting Tips:​​

• ​​Leaking at base​​: Replace O-rings (part #TR-OR-007)
• ​​Weak spray​​: Clean nozzle with pin or replace tip
• ​​Dip tube detachment​​: Use PVC cement for reattachment

​​Why Choose This Sprayer?​​

1. ​​Professional-Grade Components​​
   • Glass-filled nylon trigger resists wear from daily use
   • Extended dip tube ensures complete liquid evacuation
2. ​​Cost-Effective Durability​​
   • 30,000+ cycle lifespan (tested under normal conditions)
   • Lower replacement costs than competing models
3. ​​Regulatory Compliance​​
   • FDA-compliant materials for food contact
   • REACH and RoHS certified for EU markets
4. ​​Sustainable Design​​
   • Recyclable plastic components
   • Reduced material waste through durable construction