uni-chains CHAIN CATALOG

Two Part SprocketsType 1 Type 2 Type 3BBBType 1: Two part sprockets for uni 800, uni 802, uni 805, uni 821, uni 821-PRR4and uni 821-PRRno. pitch hub toothboreof diameter diameter width Bmin.max.teeth mm in. mm in. mm in. mm in. mm in.25 153.2 6.03 58.0 2.28 80.2 3.16 30.0 1.18 50.8 2.00Minimum B-dimension and wearstrip distance A: Please see page 107.Type 2: Two part sprockets for uni 810, uni 812, uni 815 and uni Magnet typeno. pitch hub toothboreof diameter diameter width Bmin.max.teeth mm in. mm in. mm in. mm in. mm in.19 117.3 4.62 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57unireference no.polyamide323382125NTunireference no.polyamide123381519NT21 129.3 5.09 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 123381521NT23 141.2 5.56 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 123381523NT25 153.2 6.03 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 123381525NTMinimum B-dimension and wearstrip distance A: Please see page 107.Type 3: Two part sprockets for uni 820 and uni 831no. pitch hub toothboreof diameter diameter width Bmin.max.teeth mm in. mm in. mm in. mm in. mm in.19 117.3 4.62 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57unireference no.polyamide303382019NT21 129.3 5.09 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 303382021NT23 141.2 5.56 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 303382023NT25 153.2 6.03 58.0 2.28 42.3 1.67 20.0 0.78 40.0 1.57 303382025NTMinimum B-dimension and wearstrip distance A: Please see page 109.MaterialsSee page 15116