PTI Bearing Catalog - Norfolkbearings.com

Metric Sprockets
ISO 04B & 05B Hub Type B
bf 1
Parameters 04B-1 05B-1
Chain Pitch 6 mm 8 mm
d n d 2
d 1
d o
d k
Roller Width 2.8 mm 3 mm
Roller Dia. 4 mm 5 mm
Sprocket Width bf 1 2.6 mm 2.8 mm
Material Steel C45 Steel C45
Chain Size: 04B-1 (6 x 2.8mm)
L
Chain Size: 05B-1 (8 x 3.0mm)
Part No.
Teeth
d o
mm
P.T. International Corp.
d k
mm
d n
mm
d 1
mm
L
mm
Weight
kg
04B-8B 8 15.67 18.0 9.8 5 10 0.01 05B-8B 8 20.90 24.0 13 6 12 0.02
04B-9B 9 17.54 19.9 11.5 5 10 0.01 05B-9B 9 23.39 26.6 15 6 12 0.02
04B-10B 10 19.42 21.7 13 6 10 0.01 05B-10B 10 25.89 29.2 17 8 12 0.02
04B-11B 11 21.30 23.6 14 6 10 0.01 05B-11B 11 28.39 31.7 18 8 13 0.03
04B-12B 12 23.18 25.4 16 6 10 0.02 05B-12B 12 30.91 34.2 20 8 13 0.03
04B-13B 13 25.05 27.3 18 8 10 0.02 05B-13B 13 33.42 36.7 23 8 13 0.05
04B-14B 14 26.96 29.2 20 8 10 0.03 05B-14B 14 35.95 39.2 25 8 13 0.05
04B-15B 15 28.86 31.1 20 8 10 0.03 05B-15B 15 38.48 41.7 28 8 13 0.07
04B-16B 16 30.76 33.3 20 8 13 0.04 05B-16B 16 41.01 44.3 30 8 14 0.08
04B-17B 17 32.65 35.0 20 8 13 0.04 05B-17B 17 43.53 46.8 30 8 14 0.08
04B-18B 18 34.55 36.9 20 8 13 0.05 05B-18B 18 46.07 49.3 30 8 14 0.09
04B-19B 19 36.44 38.8 20 8 13 0.05 05B-19B 19 48.61 51.9 30 8 14 0.09
04B-20B 20 38.34 40.7 20 8 13 0.06 05B-20B 20 51.14 54.4 30 8 14 0.10
04B-21B 21 40.25 42.6 25 8 13 0.06 05B-21B 21 53.67 57.0 35 8 14 0.12
04B-22B 22 42.16 44.5 25 8 13 0.06 05B-22B 22 56.21 59.5 35 8 14 0.13
04B-23B 23 44.06 46.4 25 8 13 0.06 05B-23B 23 58.75 62.0 35 8 14 0.14
04B-24B 24 45.96 48.3 25 8 13 0.06 05B-24B 24 61.29 64.6 35 8 14 0.14
04B-25B 25 47.87 50.2 25 8 13 0.07 05B-25B 25 63.83 67.5 35 8 14 0.14
04B-26B 26 49.77 52.1 30 8 15 0.15 05B-26B 26 66.37 69.5 40 10 16 0.14
04B-27B 27 51.67 54.0 30 8 15 0.15 05B-27B 27 68.91 72.2 40 10 16 0.20
04B-28B 28 53.58 55.9 30 8 15 0.15 05B-28B 28 71.45 74.8 40 10 16 0.21
04B-29B 29 55.50 57.8 30 8 15 0.15 05B-29B 29 73.99 77.3 40 10 16 0.21
04B-30B 30 57.42 59.8 30 8 15 0.15 05B-30B 30 76.53 79.8 40 10 16 0.22
04B-31B 31 59.31 61.7 30 8 15 0.15 05B-31B 31 79.08 82.4 40 10 16 0.22
04B-32B 32 61.21 63.6 30 8 15 0.16 05B-32B 32 81.61 84.9 40 10 16 0.24
04B-33B 33 63.11 65.5 30 8 15 0.16 05B-33B 33 84.16 87.5 40 10 16 0.24
04B-34B 34 65.02 67.4 30 8 15 0.16 05B-34B 34 86.70 90.0 40 10 16 0.24
04B-35B 35 66.93 69.3 30 8 15 0.16 05B-35B 35 89.24 92.5 40 10 16 0.24
04B-36B 36 68.84 71.2 30 8 15 0.16 05B-36B 36 91.79 95.0 40 10 16 0.24
04B-37B 37 70.75 73.1 30 8 15 0.16 05B-37B 37 94.33 97.6 40 10 16 0.24
04B-38B 38 72.66 75.0 30 8 15 0.16 05B-38B 38 96.88 100.2 40 10 16 0.28
04B-39B 39 74.56 76.9 30 8 15 0.16 05B-39B 39 99.42 102.7 40 10 16 0.28
04B-40B 40 76.47 78.9 30 8 15 0.16 05B-40B 40 101.97 105.3 40 10 16 0.28
04B-45B 45 86.01 88.5 40 10 18 0.50 05B-45B 45 114.69 118.0 60 12 20 0.88
04B-50B 50 95.55 98.0 50 12 20 0.50 05B-50B 50 127.41 130.7 60 12 20 0.88
04B-57B 57 108.93 111.4 50 12 20 0.60 05B-57B 57 145.22 148.6 80 14 20 1.20
Note: Double and triple sprockets including stainless steel available on request.
332
Part No.
Teeth
d o
mm
d k
mm
d n
mm
d 1
mm
L
mm
Weight
kg