Wholesale 286319 Finger for CNH Combine | MACDON Knife Guard | OEM Replacement Manufacturer, Suppliers

286319 PlugFree end knife guard is a critical cutterbar spare part designed for MacDon ClearCut high-speed cutting system, installed at drive end positions of FD2 / D2 double-knife draper headers fitted on CNH combine harvesters.
Adopting precision forging + targeted induction hardening on cutting contact surface, this knife finger delivers outstanding wear resistance and stable cutting performance under heavy harvesting loads. The exclusive PlugFree design effectively prevents crop plugging and wrapping, enabling cleaner close-to-ground cutting even in wet, tangled grain, canola and hay conditions.

Product Description

Selection Table
Part Number 286319 Part Name End Knife Guard
Application MacDon FD2, D2 Series Draper Headers (Double Knife Drive) Matching Accessory 286331 PlugFree End Guard Hold-Down
Service Scene Wheat, corn, canola, alfalfa harvesting Origin China
Certificate ISO 9001 Purpose For aftermarket
Packing Industrial carton Compatible OEM MacDon / CNH / New Holland
Replacement Type 100% OEM direct interchangeable, no modification needed
Features
  • OEM Exact Match Direct replacement for MacDon original part 286319, perfectly fits FD2 D2 double-knife flex draper headers for CNH combine harvesters.
  • PlugFree Anti-Plug Design Optimized end guard structure eliminates crop wrapping, straw plugging and residue buildup, ensures clean close-cut harvesting in wet, heavy and tangled crops.
  • Precision Induction Hardening Cutting edge HRC52-58 high hardness for excellent wear resistance; body maintains toughness to prevent fracture.
  • Stable Cutterbar Cooperation Standard pitch and tolerance ensure smooth coordination with sickle sections, reduce vibration and cutting failure rate.
  • Cost-Effective Maintenance Supports single-piece independent replacement, no need to replace the whole cutterbar assembly, greatly reduce downtime and maintenance cost.
Application
  • Main Application Scenarios Large-scale farm commercial harvesting, grain crop harvesting, forage crop harvesting, dry & wet field harvesting, heavy crop density harvesting, stubble close-cut harvesting operations.
  • Adaptable Crops Wheat, barley, oats, canola (rapeseed), alfalfa, clover, timothy grass, corn stubble, soybean and other grain & forage crops.
  • Working Environment Adaptability Suitable for dry farmland, wet muddy farmland, lodging crop fields, high-density tangled crop fields and other complex field working conditions.
Frequently Asked Questions
Q1: What part number is this replacement guard, and what is its main application?

This is the End Knife Guard, part number 286319. It is designed specifically for MacDon FD2 and D2 Series Draper Headers (Double Knife Drive) and compatible combine harvesters.

Q2: What are the benefits of the PlugFree anti-plug design?

The optimized end guard design prevents crop wrapping, straw plugging, and residue buildup. This ensures clean, close-cut harvesting even in wet, heavy, and tangled field crops.

Q3: What kind of hardness and durability does the guard offer?

The cutting edge features precision induction hardening, reaching a high hardness of HRC52-58 for maximum wear resistance, while the main body retains high toughness to prevent fractures under stress.

Q4: Is this part a direct replacement for original parts?

Yes, it is a 100% direct OEM interchangeable replacement, meaning no modifications are required during installation, and it matches standard pitch and tolerances for smooth operation.

Q5: Can I replace this guard independently?

Absolutely. The guard supports single-piece independent replacement, which saves you from replacing the entire cutterbar assembly and significantly reduces maintenance downtime and overall costs.

Q6: Which crops and field conditions is this guard suitable for?

It adapts to various grain and forage crops including wheat, canola, alfalfa, and soybeans. It functions reliably in dry fields, wet muddy farmlands, and high-density lodging crop environments.

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