ladder sprockets materials std aluminium psa 3.75 ... pitch 2.29 roller 12.70 1.59 Øa Øa o/d 4.91mm boss Ø bore Ø5 psa ... sprockets chains boss Ø 15.24 except 12 14 tooth which have boss Ø11.11 4.76 1 ... .59 special teeth between 12 72 manufactured to h8 tolerance ... sprockets under 18 teeth to be used as idlers only price ... psa34 psa35 psa36 psa38 no of teeth 12 14 15 16 18 20 22 24 25 26 28 30 32 34 35 ... 36 38 1 5 list price 6 19 12 20 39 25 40 59 33 60 99 37 100 ... 200 42 pcd 14.31 16.70 17.89 19.08 21.47 23.85 26.24 28.62 29.81 31.01 33. ... 39 35.78 38.16 40.55 41.74 42.93 45.32 discounts Ød 16 ...
materials std steel c43 duplex chain sprockets 8 mm pitch other numbers of teeth ... xs Øp chamfer 20° each side of tooth Øm Ød 1 5 list price 6 19 12 20 39 ... 25 40 59 33 60 99 37 100 200 42 discounts 2.7 8.3 a sprockets ... steel part number xs8-8 xs8-9 xs8-10 xs8-11 xs8-12 xs8-13 xs8-14 xs8-15 xs8- ... 16 xs8-17 xs8-18 xs8-19 xs8-20 xs8-21 xs8-22 xs8-23 xs8-24 xs8- ... 25 xs8-26 xs8-27 xs8-30 xs8-32 xs8-35 xs8-36 xs8-38 xs8-40 teeth 8 9 10 11 12 ... 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 30 32 35 36 38 ... Øp 20.90 23.39 25.90 28.40 30.90 33.42 35.95 38.47 41.00 43.53 46.07 48.61 51.14 53. ... .37 68.91 76.53 81.61 89.24 91.79 96.88 101.97 Ød 23.4 25.9 28.4 31.0 33.7 36.7 39.2 ...