ABT4 plain sphercial bearing: 1/4″ bore x .656″ OD x .343″ BW x .250″ RW

NMB ABT4 plain narrow sphercial bearing, maintenance free with PTFE liner

spherical bearings

NMB Minebea ABT4 narrow spherical bearing drawing

NMB Minebea ABT4 narrow spherical bearing drawing with dimensions

partnumber

ABT4

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  • Bore: .250″ (6,350 mm)
  • Outside diameter (OD): .656″ (16,67 mm)
  • Ball width (BW): .343″ (8,71 mm)
  • Race width (RW): .250″ (6,35 mm)
  • Ball diameter: .500″ (12,70 mm)
  • Shoulder diameter: .364″ (9,25 mm)
  • Misalignment α: 10°
  • Fit / no load breakaway torque: 1-5 In-Lbs
  • Radial static limit load: 6040 lbs (26867 N)
  • Axial static limit load: 430 lbs (1913 N)
  • Dynamic oscillating radial load: 2320 lbs (10319 N)
  • Approximate weight: .02 lbs (9 g)
  • Material
    1. Ball: CRES 440C stainless steel
    2. Race: CRES 410 stainless steel, heat treated
    3. PTFE liner: PTFE / Dacron (or glass fiber)
  • Maximum operating temperature: 121° C (250° F)
  • Alternative partnumber: ABT4(R)
  • Manufacturer: NMB Minebea

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