Roller Chain Sprocket; 40 Chain; 20 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.457" Outside Diameter; 3.196" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Lip Seal; 1-1/8" Shaft Dia; 1-7/8" Housing Bore; 1/4" Nominal Width; Nitrile Lip; Solid Seal; 1/4" Actual Width; Spring Loaded; 2 Sealing Lips; Carbon Steel Garter Lip Retainer; Steel Case; CRWA1 Seal Design Code

1873; 2 Piece Steel with Plastic Top; Top Plate; 3/4" Pitch; 3-3/4" Chain Width; Straight Running | Side Flexing | Back Flexing; Low Friction Material Type; Stainless Steel Pin Material; 2.23" Tab Width; Straight Plate

Lip Seal; 2-3/4" Shaft Dia; 3-1/2" Housing Bore; 3/8" Nominal Width; Nitrile Lip; Solid Seal; 3/8" Actual Width; Spring Loaded; 1 Sealing Lips; Carbon Steel Garter Lip Retainer; Steel Case; CRW1 Seal Design Code

Single Row Ball Bearing; 35MM Bore; 80MM Outside Diameter; 21MM Outer Race Width; 2 Seals; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; C0-Medium Internal Clearance; Steel Cage