Single Row Ball Bearings - 9x17x4 mm Unflanged - Stainless Steel AISI 440C

S689-MC3-AF12

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MBA

Store Name: Small Parts & Bearings

Additional resources:
Tolerances
Standard Bearings PDF Catalogue
Shafting
Price:
Regular price $4.41 AUD
Regular price Sale price $4.41 AUD
Each
Qty: 59 available now
Order 50 or more for $3.97 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 23, 2025

Base Category: Bearings - Single Row Ball

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

Product Details:

ID (d): 9.000mm
+ 0.000 / - 0.0075
(9.000mm is 0.354 in.)

Stainless Steel AISI 440C
  • OD (D): 17.000mm
    + 0.000 / - 0.0075
    (17.000mm is 0.669 in.)
  • Width (B): 4.000mm
    + 0.000 / - 0.125
    (4.000mm is 0.157 in.)
  • Precision Grade: Abec 1
  • Closure Type: Open
  • Bearing Type: Radial

Brand: MBA
Country of Origin: JP

Product Compliance and Data

Alternative Parts Include:

  • Alternative To Check 689H
  • Stainless 689MC3AF12
  • Stainless 689-MC3-AF12
  • GRW S689
  • Alternative To Check SS689
  • NTN SS689
  • ADR WX9
  • Alternative To Check WX9
  • UL917X
  • DDL1790
  • DD-L1790
  • SS-L1790
  • SSL1790
  • 689BASIC

Used for:

  • RC Nitro Engine Parts
  • Associate Electrics - 90 Degrees Port ABC - 0.15 - Bearing 9-17-4mm
  • China Shanghai - CS Old - 46 - Bearing 9-17-4mm
  • China Shanghai - CS049 - Rear Bearing 9-17-4mm
  • China Shanghai - CSG - 60 - Bearing 9-17-4mm
  • Cyclone - 7 All Models - Bearing 9-17-4mm
  • Cyclone - 90 All Models - Bearing 9-17-4mm
  • Force - Side Exhaust - 0.12 - Bearing 9-17-4mm
  • Force - Side Exhaust - 0.21 - Bearing 9-17-4mm
  • G-Mark - 45 All Models - Bearing 9-17-4mm
  • Kyosho - GS15R - 61 - Bearing 9-17-4mm
  • Kyosho - GT - 21 - Bearing 9-17-4mm
  • Mac - 21 - Bearing 9-17-4mm
  • Megatech - 1.4 All Models - Bearing 9-17-4mm
  • Megatech - M-16 - 48 - Bearing 9-17-4mm
  • Ofna - 15 2.5CC All Models - Bearing 9-17-4mm
  • OS - 12 CZR - 2 Stroke - Rear Bearing 9-17-4mm
  • OS - 12 CZZ - 2 Stroke - Rear Bearing 9-17-4mm
  • OS - 15 CVA - 2 Stroke - Rear Bearing 9-17-4mm
  • OS - CV - 120 - Bearing 9-17-4mm
  • OS - CV - 3500 - Bearing 9-17-4mm
  • OS - CV - 46 - Bearing 9-17-4mm
  • OS - CV Hyper With 10A - 12 - Bearing 9-17-4mm
  • OS - CV-A - 15 - Bearing 9-17-4mm
  • OS - CV-M - 15 - Bearing 9-17-4mm
  • OS - CV-MX - 15 - Bearing 9-17-4mm
  • OS - CVX - 12 - Bearing 9-17-4mm
  • OS - CVX - 15 - Bearing 9-17-4mm
  • OS - CVX Hyper With 10A - 12 - Bearing 9-17-4mm
  • OS - CZ-1 and 2 - 15 - Bearing 9-17-4mm
  • OS - CZ-A - 15 - Bearing 9-17-4mm
  • OS - CZ-R - 12 - Bearing 9-17-4mm
  • OS - CZ-Z - 12 - Bearing 9-17-4mm
  • OS - CZ-Z Recoil - 12 - Bearing 9-17-4mm
  • Super Tigre - GH - 75 - Bearing 9-17-4mm
  • Thunder Tiger - 60 All Models - Bearing 9-17-4mm
  • Thunder Tiger - Pro - 12 - Bearing 9-17-4mm
  • Thunder Tiger - Pro - 21 - Bearing 9-17-4mm
  • Thunder Tiger - Pro - 90 - Bearing 9-17-4mm
  • Tower - 15BB ABC - 21 - Bearing 9-17-4mm
  • Traxxas - 25 All Models - Bearing 9-17-4mm

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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PICK UP

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.

CROSS REFERENCES

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

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