Oil pump hub, drum B1 Brake Mercedes-Benz 722.9 - R2202724224, overall height 250 mm, complete with B1 Brake 3x3 friction discs

• Total hub height - 250 mm;
• Case outer diameter - 218 mm;

Hub front part:

• The outer diameter of the nose [above the spline] is 29.65 mm;
• Number of slots - 38 pcs;
• The outer diameter of the splined part - 31.75 mm;
• The outer diameter of the working part at the base is 37.05 mm;

Hub rear part:

• Height from B1 Brake piston retaining ring to B1 Brake plate pack retaining ring ~ 21.50 mm;
  
• Outer diameter on seats of teflon rings - 65.45 mm;
• Outer diameter of the drum hub K1 Clutch - 42 mm;
• The inner diameter of the drum hub K1 Clutch - 32 mm;

Friction and steel plate kit B1 Brake:

• The total thickness of the kit is 16.65 mm;

Thrust plate:

• Thickness - 4 mm;
• Internal Ø - 169.85 mm;
• Number of teeth - 18 pieces;
• Kit plate quantity - 1 piece;

Friction plate [outer tooth arrangement] :

• Thickness - 2.05mm;
• Internal Ø - 170.45 mm;
• Number of teeth - 18 pieces;
• Kit plate quantity - 3 pcs;

Friction plate [internal teeth]:

• Thickness - 2.05mm;
• Outer Ø - 190.60 mm;
• Number of teeth - 36 pcs;
• Kit plate quantity - 3 pcs;

Spring plate:

• Number of teeth - 18 pieces;
• Thickness - 1.80 mm;