SMR84A-ZZ-MC3

Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing

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MBA

Store: Minibearings - Miniature Bearings Australia - Domestic & Export Additional resources:
Tolerances
Standard Bearings PDF Catalogue
Shafting
Price:
$6.86 AUD
$6.86 AUD
Each
Qty: 145 available now
Order 50 or more for $6.17 AUD Each
You may order more than the quantity available. One delivery will be made when all items are ready unless you select for partial delivery at checkout. Backorders for more than the stock quantity are expected before Aug 30, 2025

Pickup available at Shop location

Usually Ready in 4 Hours (If ordered Mon-Fri 8am to 1pm)

Base Category: Bearings - Single Row Ball

Top Level Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless

Product Details

ID (d): 4.000mm
+ 0.000 / - 0.0075
(4.000mm is 0.157 in.)

Stainless Steel AISI 440C
  • OD (D): 8.000mm
    + 0.000 / - 0.0075
    (8.000mm is 0.315 in.)
  • Width (B): 3.000mm
    + 0.000 / - 0.125
    (3.000mm is 0.118 in.)
  • Precision Grade: Abec 1
  • Closure Type: ZZ
  • Bearing Type: Radial

Brand: MBA
Country of Origin: JP

Product Compliance and Data

Similar to

  • Kyosho 24
  • SHIMANO 3305-Part-of-Assembly
  • SHIMANO 3720
  • Stainless MR84AZZMC3
  • Stainless MR84A-ZZ-MC3
  • SHIMANO RD12337
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  • Similar Part SMR84
  • Shielded Width A SMR84/3
  • Shielded SMR84A / 3
  • Similar Part SSMR84
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  • SS-L840-ZZ
  • SSL840ZZ
  • SSMR84ZZ
  • SSL840-ZZ
  • DDL840ZZ
  • DDL840-ZZ
  • DD-L840-ZZ
  • 3305PartofAssembly
  • SMR84A-ZZMC3
  • SMR84AZZMC3
  • MR84ABASIC

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We offer equivalents to many brands including Anderton, Barden, Berg, Designatronics, EZO, ISC, Koyo, Myonic, NMB, Nordex, NSK, Ondrives, Reid Industrial, RMB, SDP-SI, Seeger, SKF, and more.
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SHIPPING

Shipping Policy

Insurance, Brands & Related Information

Pick up is available from our Coopers Plains warehouse after your order is ready. Please refer to your ready notification email, and bring it with you to collect your parcel.

You may freely download the following catalogues to review and compare products. To help you select the most readily available items, rows are colour coded and marked according to the key at the bottom of each page.

Part numbers from these catalogues can be checked in the online store. If they don't appear in the store, please email us for more information about the part.

Ball Lock Pins

Balls

Bearing Material Selection and Benefits

Bearings - Ceramic

Bearings - Corrosion Resistant

Bearings - Economy

Bearings - High Speed

Bearings - Plastic

Bearings - Radial - Master List

Bearings - Standard Range

Bearings - Super Precision

Bearings - Thrust

Bushes - Metallic & Plastic

Bushes - Sintered Bronze

Bushes - Solid Bronze

Circlips

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Knobs

Leveling Mounts

O-Rings

Pins

Poly Vee Belts and Pulleys

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Timing Belts

Timing Pulley Stock

Timing Pulleys

Vibration Mounts - Bobbins and Buffers

Washers - Disc Spring

Washers - Precision Shim

Washers - Wave

Washers and Spacers

We provide equivalents to many brands including Berg - Designatronics - Nordex - NSK - Oilite - Ondrives - Reid Industrial - SDP-SI - SKF. The following PDF cross references contain hundreds of thousands of part conversions.

ADR and SKF

Anderton Circlips

Barden Bearings

Designatronics SDP-SI

Essentra

Flocast Bronze Bushes

K&S Metals

Miniature Precision Bearings

Miscellaneous Brands

Misumi

NSK and NTN Bearings

Nordex

Ondrives

Reid Supply

SDP-SI

Seeger Circlips

Sintered Bronze

Small Parts Inc

Timing Belts & Pulleys

Information, Catalogues, and News

View all
  • Free PDF Sintered Bronze Bushes Catalogue

    Free Sintered Bronze Bushes Catalogue

    Download the Sintered Bronze Bushes Catalogue *** 2025.2 UPDATE *** The MBA Sintered Bronze Catalogue includes a large selection of flanged and unflanged sintered bronze bushes, often with many choices...

    Free Sintered Bronze Bushes Catalogue

    Download the Sintered Bronze Bushes Catalogue *** 2025.2 UPDATE *** The MBA Sintered Bronze Catalogue includes a large selection of flanged and unflanged sintered bronze bushes, often with many choices...

  • Free Standard Bearings Catalogue

    Free Standard Bearings Catalogue

    Download the MBA Standard Bearing Range Quick Guide Catalogue *** UPDATE 2025.3 *** The MBA Standard Bearing Catalogue includes sizes from 0.60mm bore (0.024 inches) to 320mm bore (12.6 inches)....

    Free Standard Bearings Catalogue

    Download the MBA Standard Bearing Range Quick Guide Catalogue *** UPDATE 2025.3 *** The MBA Standard Bearing Catalogue includes sizes from 0.60mm bore (0.024 inches) to 320mm bore (12.6 inches)....

  • Free High Speed Bearings Catalogue

    Free High Speed Bearings Catalogue

    Download the High Speed Bearings PDF Catalogue *** 2025.2 UPDATE *** Bearing speed is generally limited by the physical dimensions of the racesand balls. Improvements can be made to the...

    Free High Speed Bearings Catalogue

    Download the High Speed Bearings PDF Catalogue *** 2025.2 UPDATE *** Bearing speed is generally limited by the physical dimensions of the racesand balls. Improvements can be made to the...

  • Free Economy Bearing Selection Catalouge

    Free Economy Bearing Selection Catalouge

    Economy Ball Bearings PDF Download *** 2025.2 UPDATE *** The ECO series bearings are a high quality hobby grade bearing sourced in bulk to keep the pricing low. MBA inspect...

    Free Economy Bearing Selection Catalouge

    Economy Ball Bearings PDF Download *** 2025.2 UPDATE *** The ECO series bearings are a high quality hobby grade bearing sourced in bulk to keep the pricing low. MBA inspect...

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If you can't find what you need on our site, another source for Bearings - Single Row Ball may be found in the Small Parts & Bearings website.