Flender/Flender Gear Units/Bevel-helical gearboxes B3
rizontal mounting position Type B3 Gear unit dimensions, three-stage, gear unit sizes 4 to 8 Selection and ordering data (continued)

Low speed shaft (LSS) Oil quantity B3.HWeight B3.H1th to 1th position of Article No. and Article No. supplement, for 1th

to 1th position, see pages 6/2 to 6/3 Article No.: 2LP3 -.1-.... Type Size d2 l2 G2 kg Solid shaft

with parallel key B3SH 4 8 m6 1 1 9 2 0-3A 5 1 m6 2 1 1 3 0-4A

6 1 n6 2 1 1 3 0-5A 7 1 n6 2 1 2 5 0-6A 8 1 n6 2 1 3 6 0-7A Type Size d2 l2 G2 kg Solid shaft without parallel key B3CH 4 9 h8 1 1 9 2 0-3F 5 1 h8 1 1 1 3 0-4F 6 1 h8 1 1 1 3 0-5F 7 1 h8 1 1 2 5 0-6F 8 1 h8 1 1 3 6 0-7F Type Size D2 G4 kg Hollow shaft with keyway B3HH 4 8 H7 1 9 2 0-3B 5 9 H7 1 1 3 0-4B 6 1 H7 1 1 3 0-5B 7 1 H7 1 2 5 0-6B 8 1 H7 1 3 6 0-7B Type Size D2 D3 G4 G5 kg Hollow shaft for shrink disk B3DH 4 8 H7 8 1 2 9 2 0-3C 5 1 H7 1 1 2 1 3 0-4C 6 1 H7 1 1 2 1 3 0-5C 7 1 H7 1 1 2 2 5 0-6C 8 1 H7 1 1 2 3 6 0-7C Type Size /DIN 5 D2 D3 G4 kg Hollow shaft with spline B3KH 5 9 5 0 0 8 H1 1 1 1 3 0-4D 6 9 5 0 0 8 H1 1 1 1 3 0-5D 7 1 2 0 0 8 1 H1 1 1 2 5 0-6D 8 1 2 0 0 8 1 H1 1 1 3 6 0-7D Type Size d2 D3 k2 ns G7 kg Flanged shaft B3FH 5 2 3 1 2 1 2 1 2 1 3 0-4E 6 2 3 1 2 1 2 1 2 1 4 0-5E 7 3 3 1 3 1 2 1 3 2 6 0-6E 8 3 3 1 3 1 2 1 3 3 6 0-7El2 l2 G2 G2d2 d2 G2l2 d2 G4 G4 2 G4 G5D 2 3 G4N G4 3D 2 G7 d2D 3 k2n st Shaft seals, see page 1/2 onwards. For details on the shafts, see Chapter 9. Cooling options, see page 1/1 onwards . Approximate values; exact data acc. to order-related documentation. Without oil filling. Shaft version with reinforced bearing, see page 9/7. Flender GmbH 2NER GROUP CO.,LIMITED Germany sogears HB series gearbox 6/1 Flender MD 2.1 2Bevel helical gear units horizontal mounting position Type B3 Gear unit dimensions, three-stage, gear unit sizes 9 to 1 Selection and ordering data Dimensions in mm Gear unit sizeHigh speed shaft (HSS) Fan Reinforced shaft iN d1 l1 l3 iN d1 l1 l3 G1