987350 Volvo.Penta Six point socket scr

Allegro Industries 987350 1 Worker Panel Filter Kit (for Use with Allegro PN 9873), Standard
First Stage: (Allegro P/N: 9873-31) 2 filters per kit, 5 micron coalescing filter element, Removes water, oil and larger particles, Replaced every 200 running hours||Second Stage: (Allegro P/N: 9873-32) 1 filter per kit, 0.0 10 micron coalescing filter element, Removes finer particles and contaminants and provides "oil-free" air, Replaced every 400 running hours||Third Stage: (Allegro P/N: 9873-33) 1 filter per kit, 0.003 ppm activated carbon filter element, Removes oil vapors, hydrocarbons and most odors from air, Replaced every 400 running hours