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NPB FMB0608NU Bearing Metric Series | Self-Lubricating Bearing

NPB Part No.
FMB0608NU

Specifications

Dimensional Diagram
Inch or Metric
Metric
Lubrication
Self-lubricating
Bearing Length
8 mm
Nominal Bearing Bore
6 mm
Recommended Shaft Diameter
5.990 - 5.978 mm
Recommended Housing Diameter
8.000 - 8.015 mm
Installed Bearing Inside Diam.*  ID
5.990 - 6.055 mm
Flanged
Yes
Nominal Flanged OD
12 mm
Flange Thickness
1.00 - .80 mm
Materials
  • Liner: PTFE-lead overlay
  • Substrate: Sintered bronze
  • Backing: Plated low-carbon steel
Loads - P
  • Dynamic loads up to 20,000 PSI
  • Static loads up to 36,000 PSI
  • Compressive yield strength of 44,000 PSI
Speed - V
  • Up to 1000 FPM unlubricated
  • Up to 2000 FPM lubricated
Performance - PV
  • PV to 50,000 PSI - FPM - continuous operation
  • PV to 100,000 PSI - FPM - intermittent operation
Temperature Range
–328°F to +536°F
Coefficient of Friction
0.02 - 0.20 Static/Dynamic
Shaft Finish
  • A surface finish of better than 16 micro inches is recommended
  • Above 32 micro inches, bearing life is reduced by more than 50%
* When installed in a rigid steel or cast-iron housing

Interchange

National Precision Bearing Part No FMB0608NU is an interchangable replacement for these common bearing part numbers:

Isostatic Bearing
FM0608TU
Garlock Bearing
FMB0608DU