Overview Reviews Product Description U. S. ARMY SOLDIER AND BIOLOGICAL CHEMICAL COMMAND BRUSH: Decontaminating Brush NSN# 4230-01-136-8892. Nylon bristles. These would be great scrubbing brushes!! Product Videos Product Reviews (No reviews yet) Write a Review Write a Review × U. S. ARMY SOLDIER AND BIOLOGICAL CHEMICAL COMMAND BRUSH Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments