730309

View detailed technical data, stock status, and sourcing information for: 730309
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-208-6821

Item Name Code

00033

Assigment Date

05/17/1985 (41 years ago)

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

machined retainer fabrication method, 1 retainer piece quantity, 3.1880 inches minimum and 3.1910 inches maximum bore diameter, 3.3810 inches minimum and 3.4010 inches maximum outside diameter, 0.5890 inches minimum and 0.5990 inches maximum overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Outside Diameter: 3.3810 inches minimum and 3.4010 inches maximum
Overall Width: 0.5890 inches minimum and 0.5990 inches maximum
Bore Diameter: 3.1880 inches minimum and 3.1910 inches maximum
Retainer Fabrication Method: machined
Retainer Piece Quantity: 1
Material: copper alloy 952 overall
Material Document And Classification: qq-c-390,ty 2 fed spec single material response overall
Style Designator: roller retainer

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1707685-4	Bearing Roller Retainer
730309	Bearing Roller Retainer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-01-208-6821?

The FSCG of the NSN 3110-01-208-6821 is 3110

Does the NSN 3110-01-208-6821 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3110-01-208-6821 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3110-01-208-6821 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-208-6821 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3110-01-208-6821 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Fri, May 17, 1985