1441125 caterpillar:bearing BEARING KIT

GE Healthcare 1441-125 Grade 41 Fast Ash Less Filter Paper, Circle, 125 mm Diameter (Pack of 100)
GE Extremely low ash content (0.007 percent ash maximum) || 20 µm nominal particle retention rating || Fast filtration speed (Herzberg 54 s) || Commonly used for routine air pollution analysis and soil pollution analysis

Whatman 1441-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 20 Micron, Grade 41 (Pack of 100)
Diameter: 12.5cm || Retention: 20µm || Fastest ashless filter paper || Recommended for analytical procedures involving coarse particles or gelatinous precipitates (iron or aluminium hydroxides) || Used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates