Hobby & Engineering Supplies - an MBA company

C42Z GRW


Cross Referenced Part Numbers



FWR4W2-ZZ-TP-ECO GRW part number C4-2Z





ID (d): 6.350. OD (D): 15.875. Width (B): 5.740.

Retail Price: 0.00 (Each )     
Lower price for quantities     
Stock: 6     


Category Matches

RC Nitro Engine Parts


Mach 427 - 21 Dynamite Parts
Mach 427 - 21 Dynamite Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Mach 427 - 26 Dynamite Parts
Mach 427 - 26 Dynamite Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Platinum SG Off Road - 427 Dynamite Parts
Platinum SG Off Road - 427 Dynamite Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


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Dental Handpiece Parts


642A FG Kavo Parts
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Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.

There is also a good range of 642A FG Kavo Parts on the Small Parts and Bearings website.


642B - 642C PB BellaTorque Kavo Parts
642B - 642C PB BellaTorque Kavo Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.

There is also a good range of 642B - 642C PB BellaTorque Kavo Parts on the Small Parts and Bearings website.


RC Nitro Engine Parts


PR421B Rex - 21 2.5CC Nova Rossi Parts
PR421B Rex - 21 2.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


PR421P Rex - 21 2.5CC Nova Rossi Parts
PR421P Rex - 21 2.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


PT421P Top - 21 3.5CC Nova Rossi Parts
PT421P Top - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


RX421P Nova - 21 3.5CC Nova Rossi Parts
RX421P  Nova - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


S421B-N Nova - 21 3.5CC Nova Rossi Parts
S421B-N Nova - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


S421B Nova - 21 3.5CC Nova Rossi Parts
S421B Nova - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


S421R Nova - 21 3.5CC Nova Rossi Parts
S421R Nova - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


T421B Top - 21 3.5CC Nova Rossi Parts
T421B Top - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


T421R Top - 21 3.5CC Nova Rossi Parts
T421R Top  - 21 3.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Balls Metallic


Balls - Stainless Steel - 400 Grade
Balls - Stainless Steel - 400 Grade

Also see combined categories:
All Metallic Balls

Hardness: Rockwell C: 55-60. Includes 420 and 440C grades

Tolerances available on request. Grades shown are AFBMA / ISO3290-1. AISI440C Stainless Steel. This category may be available in the new MBA online store at Balls - Stainless Steel - 400 Grade.

Related Information:

There is also a good range of Balls - Stainless Steel - 400 Grade on the Small Parts and Bearings website.





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Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Hobby & Engineering Supplies Pty Ltd (ABN 54 125 001 541)

Hobby and Engineering Supplies offers 5838 products in 245 categories including low priced hobby bearings, screws, brass and aluminium rod and tubing, shim - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Hobby and Engineering Supplies is part of MBA Group offering a select range from the MBA Group catalogue.

Information on this website is Copyright Hobby and Engineering Supplies 1997. All rights reserved.

Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Hobby & Engineering Supplies Pty Ltd (ABN 54 125 001 541)

Hobby and Engineering Supplies offers 5838 products in 245 categories including low priced hobby bearings, screws, brass and aluminium rod and tubing, shim - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Hobby and Engineering Supplies is part of MBA Group offering a select range from the MBA Group catalogue.

Information on this website is Copyright Hobby and Engineering Supplies 1997. All rights reserved.