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National Precision Bearing

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R18

Category

Ball Bearings

Subcategory

R Series

NPB Part Series R18
Standard Reference No. R18
PRODUCT MODELS

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Specifications

  • Bore Diameter Fraction
    1-1/8
  • Bore Diameter Inches
    1.1250
  • Bore Diameter Tolerance
    -.0004
  • Outside Diameter Fractional
    2-1/8
  • Outside Diameter Inches
    2.125
  • Outside Diameter Tolerance
    0.0005
  • Open Width
    .3750
  • Seal/Shielded Width
    .5000
  • Max Fillet
    0.031
  • Ball Complement No.
    11
  • Ball Complement Size
    1/4
  • Dynamic Load Rating
    1840
  • Static Load Rating
    1225

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INTERCHANGE

National Precision Bearing Part series R18 is a potential replacement for these common bearing part numbers:

  • FAG
    R18
  • FAF
    S11K
  • MRC
    R18
  • ND
    R18
  • RHP
    KLNJ 1 1/8
  • SKF
    EE10

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NPB Part Series
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Standard Ref #
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