6903-C3-T9H-ACO (100 Pcs)

Name: 6903-C3-T9H-ACO (100 Pack) - Single Row Ball Bearings - 17x30x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing
Brand: MBA
SKU: 6903C3T9HACO
Price: 1135.23 AUD
Availability: BackOrder

Single Row Ball Bearings - 17x30x7 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing

Images are indicative only and may not represent the pack quantity or specific item details. Images should be used as a guide in conjunction with the product description.

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MBA

Store: Minibearings - Miniature Bearings Australia - Online, Pick-Up, Retail, Distributors, Wholesale

Category: Bearings - Single Row Ball - Unflanged - Precision - High Speed Cage

Additional resources:
Tolerances
Standard Bearings PDF Catalogue
Shafting

Price:

$1,135.23 AUD

~~$1,362.27 AUD~~ $1,135.23 AUD

100 Per Sell Unit

Excludes GST and overseas Taxes & Duties

Backorder
Order 50 or more for $1,021.71 AUD

Product Details

ID (d): 17.000mm
_{+ 0.000 / - 0.0075}
_{(17.000mm is 0.669 in.)}

Chrome Steel SAE 52100 - High Speed Polyamide Cage

ID (d): 17.000mm
_{+ 0.000 / - 0.0075}
_{(17.000mm is 0.669 in.)}
OD (D): 30.000mm
_{+ 0.000 / - 0.010}
_{(30.000mm is 1.181 in.)}
Width (B): 7.000mm
_{+ 0.000 / - 0.125}
_{(7.000mm is 0.276 in.)}
Precision Grade: Abec 1
Closure Type: Open
Bearing Type: Radial

Brand: MBA
Country of Origin: JP

Product Compliance and Data

Similar to

BOSCH 3600905019
WIB 61903-T9H
ISO 6903TWC3P13
ISO 6903-TW-C3-P13
ADR AY17-T9H
ADR AY17TW-C3-P13
AY17T9H
AY17TWC3P13
61903T9H
6903T9HC3ACO
6903BASIC

Used for

RC Nitro Engine Parts
ASP - 61 - Rear Bearing 17-30-7mm
ASP - 61 All Models - Bearing 17-30-7mm
ASP - 75 - Rear Bearing 17-30-7mm
ASP - 75 All Models - Bearing 17-30-7mm
Chapman - DC - 28 - Bearing 17-30-7mm
Enya - 60X 2Cand3 - Rear Bearing 17-30-7mm
Enya - X 2Cand3 - 240 - Bearing 17-30-7mm
Fitzpatrick - 61 - Rear Bearing 17-30-7mm
Fitzpatrick - 61 With Side Exhaust and ABC Engine - Bearing 17-30-7mm
Fox - 36 All Models - Bearing 17-30-7mm
Fox - 60 -74 Eagle IV - Rear Bearing 17-30-7mm
Fox - Eagle IV - 46 - Bearing 17-30-7mm
HP - 61 Gold Cup - Rear Bearing 17-30-7mm
HP - Gold Cup F - 21 - Bearing 17-30-7mm
Irvine - 15 All Models - Bearing 17-30-7mm
Irvine - 40 All Models - Bearing 17-30-7mm
Irvine - 46 Red - 2 Stroke - Rear Bearing 17-30-7mm
Irvine - 53 - 2 Stroke - Rear Bearing 17-30-7mm
Irvine - 53 ABC - 12 - Bearing 17-30-7mm
Irvine - 53 ABC - 150 - Bearing 17-30-7mm
Irvine - 53 All Models - Bearing 17-30-7mm
Irvine - 61 - 2 Stroke - Rear Bearing 17-30-7mm
Irvine - MK3 - 72 - Bearing 17-30-7mm
Irvine - Old - 15 - Bearing 17-30-7mm
Irvine - Old - 53 - Bearing 17-30-7mm
Jett - Fan Jet - 25 - Bearing 17-30-7mm
Jett - Fire - 40 - Bearing 17-30-7mm
Jett - Fire - 50 - Bearing 17-30-7mm
Jett - Fire - 95 - Bearing 17-30-7mm
Jett - Heli - 90 - Bearing 17-30-7mm
Jett - Sport - 105 - Bearing 17-30-7mm
Jett - Sport - 12 - Bearing 17-30-7mm
Jett - Sport - 40 - Bearing 17-30-7mm
K.B - 40 All Models - Bearing 17-30-7mm
K.B - 7.5 -11 Outboard - Rear Bearing 17-30-7mm
K.B - 72 -82 and 91 Violet - Rear Bearing 17-30-7mm
K.B - 8702 - 21 - Bearing 17-30-7mm
K.B - DF - 82 - Bearing 17-30-7mm
K.B - OB New - 7.5 - Bearing 17-30-7mm
K.B - Outboard Late Model Marine - 3.5 - Bearing 17-30-7mm
K.B - Outboard Marine - 40 - Bearing 17-30-7mm
K.B - Outboard Marine Late Model - 90 - Bearing 17-30-7mm
K.B - Pro - 67 - Bearing 17-30-7mm
K.B - SS Marine - 7.5 .45CC - Bearing 17-30-7mm
K.B - Violet - 3.5 - Bearing 17-30-7mm
K.B - Violet - 7.5 - Bearing 17-30-7mm
K.B - Violet - 72 - Bearing 17-30-7mm
K.B - Violet - 82 - Bearing 17-30-7mm
Magnum - 61XL - 2 Stroke - Rear Bearing 17-30-7mm
Magnum - 75XL - 2 Stroke - Rear Bearing 17-30-7mm
Magnum - 80XL - 2 Stroke - Rear Bearing 17-30-7mm
Magnum Power - XL - 53 - Bearing 17-30-7mm
MDS - 60 - Bearing 17-30-7mm
Moki - 61 1980 TO 1992 - Rear Bearing 17-30-7mm
Moki - All - 51 - Bearing 17-30-7mm
Moki - All - 61 - Bearing 17-30-7mm
Nelson - 45 - 12 - Bearing 17-30-7mm
Nelson - 45 All Models - Bearing 17-30-7mm
Nelson - 65 All Models - Bearing 17-30-7mm
Nelson - 91 - Rear Bearing 17-30-7mm
Nelson - Quickie - 75 - Bearing 17-30-7mm
Nelson - Quickie - 91 - Bearing 17-30-7mm
OS - 61 FR ABC Special - Rear Bearing 17-30-7mm
OS - 61 FR Gold Head - Rear Bearing 17-30-7mm
OS - 61 FR RC Special - Rear Bearing 17-30-7mm
OS - 61 RF ABC-P RC-Pump - Rear Bearing 17-30-7mm
OS - 61 RF-H RC - Rear Bearing 17-30-7mm
OS - 61 RF-H RC W-7H - Rear Bearing 17-30-7mm
OS - 61 RF-H-P RC W-Pump - Rear Bearing 17-30-7mm
OS - 61 SF ABC RC W-Muffler - Rear Bearing 17-30-7mm
OS - 61 SF ABC RC-Pump - Rear Bearing 17-30-7mm
OS - 61 SF RC W-Muffler - Rear Bearing 17-30-7mm
OS - 61 SF-H ABC RC - Rear Bearing 17-30-7mm
OS - 61 SF-H ABC-P W-PMP - Rear Bearing 17-30-7mm
OS - 61 SF-H RC - Rear Bearing 17-30-7mm
OS - 61 SF-H RC W-7H - Rear Bearing 17-30-7mm
OS - 61 SF-H RC W-Pump - Rear Bearing 17-30-7mm
OS - 61 SF-P RC-Pump - Rear Bearing 17-30-7mm
OS - 61 VF-H ABC RC W-7H - Rear Bearing 17-30-7mm
OS - 61 VF-H RC W-7H Car - Rear Bearing 17-30-7mm
OS - FSR ABC - 61 - Bearing 17-30-7mm
OS - FSR Gold Head - 45 - Bearing 17-30-7mm
OS - FSR RC Special - 90 - Bearing 17-30-7mm
OS - FSR Ring ED - 108 - Bearing 17-30-7mm
OS - RF ABC RC - 40 - Bearing 17-30-7mm
OS - RF-H Pump - 21 - Bearing 17-30-7mm
OS - RF-H RC With 7H - 21 - Bearing 17-30-7mm
OS - RF-P - 61 - Bearing 17-30-7mm
OS - RF-P Ring Hanno Special - 61 - Bearing 17-30-7mm
OS - SF ABC RC W-Muffler - 61 - Bearing 17-30-7mm
OS - SF-HP RC - 46 - Bearing 17-30-7mm
OS - SF-P RC/Pump - 46 - Bearing 17-30-7mm
OS - VF-H ABC - 25 - Bearing 17-30-7mm
OS - VF-H RC With 7H - 25 - Bearing 17-30-7mm
Picco - 40 All Models - Bearing 17-30-7mm
Picco - 61 - 2 Stroke - Rear Bearing 17-30-7mm
Rossi - 3 and 2 - 3.5 - Bearing 17-30-7mm
Rossi - 40 -45 Air - Rear Bearing 17-30-7mm
Rossi - 45 All Models - Bearing 17-30-7mm
Rossi - 53 Glow Engine - 60 - Bearing 17-30-7mm
Rossi - 60 3and2 - Rear Bearing 17-30-7mm
Rossi - 60 FI RC - 61 - Rear Bearing 17-30-7mm
Rossi - 60 RE - 61 ABC RE - Rear Bearing 17-30-7mm
Rossi - ABC RE - 60 - Bearing 17-30-7mm
Rossi - Air - 53 - Bearing 17-30-7mm
Rossi - F1 RC - 21 C - Bearing 17-30-7mm
Rossi - F1 RC - 81 - Bearing 17-30-7mm
Rossi - R40T - 21 - Bearing 17-30-7mm
Rossi - RE - 90 - Bearing 17-30-7mm
Saito - 120 Old - Rear Bearing 17-30-7mm
Saito - 270 - FA270T - FA300T - Bearing - Centre
Saito - 4C New - 45 - Bearing 17-30-7mm
Saito - 82 All Models - Bearing 17-30-7mm
Saito - FA 100 - Bearing 17-30-7mm
Saito - FA 150 - Bearing 17-30-7mm
Saito - FA 80 - Bearing 17-30-7mm
Saito - FA182TD - 100 - Rear Bearing 17-30-7mm
Saito - Old - 30 - Bearing 17-30-7mm
Tower - 61 BB ABC - 46 - Bearing 17-30-7mm
Tower - 75 BB ABC - 15 - Bearing 17-30-7mm
Webra - 28 All Models - Bearing 17-30-7mm
Webra - 60 -61 Heli - Rear Bearing 17-30-7mm
Webra - Heli - 32 - Bearing 17-30-7mm
Webra - Heli - 80 - Bearing 17-30-7mm
Webra - Speed 61/P5 - 40 - Bearing 17-30-7mm
Webra - Speed P5 - 35 - Bearing 17-30-7mm
Webra - Speed P5 - 40 - Bearing 17-30-7mm
YS - 2-C - 24.7 - Bearing 17-30-7mm
YS - 4-C - 140 - Bearing 17-30-7mm
YS - 60 -61 2C and 4C - Rear Bearing 17-30-7mm
YS - 91 All Models - Bearing 17-30-7mm

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

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.

PDF CATALOGUES

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

Poly Vee Belts and Pulleys

Push On & Push In Rings

Thumbs Screws and Nuts

Timing Belts

Timing Pulley Stock

Timing Pulleys

Vibration Mounts - Bobbins and Buffers

Washers - Disc Spring

Washers - Precision Shim

Washers - Wave

Washers and Spacers

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

Timing Belts & Pulleys

Information, Catalogues, and News

View all

Free Cross Reference for K&S Metals Tubing, Rod...

October 2, 2025
Download the MBA K&S Metals Cross-Reference *** Version 2025.2 *** October 2025 The MBA Part Numbers in this cross-reference are determined to be equivalent or similar to products offered by...

Free Cross Reference for K&S Metals Tubing, Rod...

October 2, 2025
Download the MBA K&S Metals Cross-Reference *** Version 2025.2 *** October 2025 The MBA Part Numbers in this cross-reference are determined to be equivalent or similar to products offered by...
Free Cross Reference for Barden Bearings

October 1, 2025
Download the Barden Bearings to MBA Cross Reference *** Version 2025.2 *** October 2025 This cross reference PDF contains a list of Barden Part Numbers with their alternative MBA part...

Free Cross Reference for Barden Bearings

October 1, 2025
Download the Barden Bearings to MBA Cross Reference *** Version 2025.2 *** October 2025 This cross reference PDF contains a list of Barden Part Numbers with their alternative MBA part...
Free Hammer Drive Pins Catalogue

September 30, 2025
Download the MBA Hammer Drive Pins Catalogue *** Version 2025.2 *** September 2025 Hammer drive pins are a self-coloured cold-formed pin made from low carbon steel or 304 grade stainless-steel....

Free Hammer Drive Pins Catalogue

September 30, 2025
Download the MBA Hammer Drive Pins Catalogue *** Version 2025.2 *** September 2025 Hammer drive pins are a self-coloured cold-formed pin made from low carbon steel or 304 grade stainless-steel....
Free Poly-vee Belts and Pulleys Catalogue

September 29, 2025
Download the Poly-vee Belts and Pulleys Catalogue *** Version 2025.2 *** September 2025 MBA Have a small selection of Poly-Vee belts and pulleys in J Section only. Belt widths listed...

Free Poly-vee Belts and Pulleys Catalogue

September 29, 2025
Download the Poly-vee Belts and Pulleys Catalogue *** Version 2025.2 *** September 2025 MBA Have a small selection of Poly-Vee belts and pulleys in J Section only. Belt widths listed...

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