LM12749A/LM12711 tapered roller bearing cad drawing
  1. The assembly part number lists the cone part number first and then the cup part number.

LM12749A_LM12711 Inch Series Tapered Roller Bearing

Model: LM12749A/LM12711

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Product Details

Specifications
Bearing Type single row assembly
Bore Dia (d) 0.8661 in
Outer Dia (D) 1.8110 in
Width (B) 0.6100 in
Outer Width (Bo) 0.4750 in
Inner Width (Bi) 0.6550 in
Radius (min) (rs) 0.051 in
Radius (min) (rs1) 0.051 in
Weight (g) 121.00 grams
Material 52100 chrome steel or equiavelent