CE V S PHG 250 0910 Cop yright 2010 b y Wur th 12 0275 Gal v anized s t eel blue passiv at ed The shape of the spring w ashers pr oduces optimum friction locking combined with maximum positiv e locking The lock w asher is designed so that it can also be used with countersunk and Allen heads as w ell as with cheese heads SC H N ORR LOC K W A S H E R S S N ominal dim d1 mm h mm Gal v s t eel blue passiv P Qty 6 1 0 12 49306 200 8 1 3 14 49308 200 10 16 16 493010 100 12 18 17 493012 100 14 22 2 493014 100 16 24 21 493016 100 20 30 24 493020 100