PNB-12T plain sphercial bearing: 3/4″ bore x 1.4375″ OD x .750″ BW x .593″ RW

AURORA PNB-12T plain narrow sphercial bearing, maintenance free with PTFE liner

spherical bearings

Aurora PNB-12T narrow spherical bearing drawing

Aurora PNB-12T narrow spherical bearing drawing with dimensions

partnumber

PNB-12T


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  • Bore: .750″ (19.05 mm)
  • Outside diameter (OD): 1.4375″ (36.51 mm)
  • Ball width (BW): .750″ (19.05 mm)
  • Race width (RW): .593″ (15.06 mm)
  • Ball diameter: 1.187″ (30.15 mm)
  • Shoulder diameter: .920″ (23.37 mm)
  • Misalignment α: 8°
  • Fit / no load breakaway torque: .25-8 In-Lbs
  • Radial static limit load: 46400 lbs (206397 N)
  • Axial static limit load: 6750 lbs (30025 N)
  • Approximate weight: .21 lbs (95 g)
  • Material
    1. Ball: Alloy steel, heat treated, hard chrome plated
    2. Race: 17-4 PH stainless steel, heat treated
    3. PTFE liner: AT3200 (PTFE / Nomex laminate) qualified to SAE-AS81820 Type A for highest performance
  • Maximum operating temperature: 163° C (325° F)
  • Manufacturer: Aurora Bearing Company

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