<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001828128</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001324948</issuerCik>
      <issuerName>RBC Bearings INC</issuerName>
      <secFileNumber>001-40840</secFileNumber>
      <issuerAddress>
        <com:street1>ONE TRIBOLOGY CENTER</com:street1>
        <com:city>OXFORD</com:city>
        <com:stateOrCountry>CT</com:stateOrCountry>
        <com:zipCode>06478</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(203) 267 7001</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Feeney John J.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Merrill Lynch</name>
        <address>
          <com:street1>1033 Skoie Blvd Suite 500</com:street1>
          <com:city>Northbrook</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60062</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>304</noOfUnitsSold>
      <aggregateMarketValue>102500.00</aggregateMarketValue>
      <noOfUnitsOutstanding>31409360</noOfUnitsOutstanding>
      <approxSaleDate>11/26/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>06/23/2023</acquiredDate>
      <natureOfAcquisitionTransaction>stock options</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>199</amountOfSecuritiesAcquired>
      <paymentDate>06/23/2023</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>02/08/2023</acquiredDate>
      <natureOfAcquisitionTransaction>stock options</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>64</amountOfSecuritiesAcquired>
      <paymentDate>02/08/2023</paymentDate>
      <natureOfPayment>compensation</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>12/15/2022</acquiredDate>
      <natureOfAcquisitionTransaction>stock options</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>41</amountOfSecuritiesAcquired>
      <paymentDate>12/15/2022</paymentDate>
      <natureOfPayment>compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>John J Feeney</name>
        <address>
          <com:street1>102 Willenbrook Road</com:street1>
          <com:city>Oxford</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>06478</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>common</securitiesClassTitle>
      <saleDate>11/07/2024</saleDate>
      <amountOfSecuritiesSold>1500</amountOfSecuritiesSold>
      <grossProceeds>477556.72</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/26/2024</noticeDate>
      <signature>John J Feeney</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
