NEG4 grooved sphercial bearing: 1/4″ bore x .656″ OD x .343″ BW x .250″ RW

RBC NEG4 grooved narrow sphercial bearing, maintenance free with PTFE liner

spherical bearings

RBC Aerospace NEG4 narrow spherical bearing drawing

RBC Aerospace 03-825-04 narrow spherical bearing drawing with dimensions

partnumber

NEG4

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  • Bore: .2500″ (6,350 mm)
  • Outside diameter (OD): .6562″ (16,667 mm)
  • Ball width (BW): .343″ (8,71 mm)
  • Race width (RW): .250″ (6,35 mm)
  • Shoulder diameter: .364″ (9,25 mm)
  • Misalignment α: 10°
  • Fit / no load breakaway torque: .25-5 In-Lbs
  • Oscillating radial load rating*: 3320 lbf (14600 N)
  • Radial limit load rating*: 6040 lbf (27000 N)
  • Axial limit load rating*: 430 lbf (1900 N)
  • Approximate weight: .02 lbs (9 g)
  • Material
    1. Ball: CRES 440C, AMS 5630, HRC 55 min
    2. Race: CRES 17-4 PH, AMS 5643, HRC 28 min
    3. PTFE liner: Fibriloid® or “E” Uniflon® qualified to AS 81820 (-195 °C to +230 °C / -320 °F to +450 °F)
  • Meets or exceeds AS 81820 operating temperature range: -53.9 °C to +162.8° C / -65 °F to +325° F)
  • Alternative partnumber: 03-825-04
  • Manufacturer: RBC Aerospace

*limited by pin bending

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