3120-00-820-4508

Find complete technical information, availability, and procurement data for: 3120-00-820-4508
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 3120-00-820-4508 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-820-4508

Item Name Code

13206

Assigment Date

01/01/1963 (63 years ago)

An item which is an electrical rotating machine combining both control motor and tachometer generator action. The control motor and tachometer generator may be contained in the same or separate housings. It is designed for servo application where instant response to input signal is essential. It is generally used in circuits where the output potential from the tachometer generator is fed back to prevent excessive oscillation and for assuring high stability in a servo loop. Excludes:dynamotor; and motor-generator.

0.4429 inches minimum and 0.4433 inches maximum body outside diameter, 0.3100 inches minimum and 0.3300 inches maximum body inside diameter, 32.0 microinches outside diameter surface of body surface finish, square all corners corner shape, 0.9660 inches minimum and 0.9740 inches maximum overall length

Product Characteristics

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

Overall Length: 0.9660 inches minimum and 0.9740 inches maximum
Body Outside Diameter: 0.4429 inches minimum and 0.4433 inches maximum
Body Inside Diameter: 0.3100 inches minimum and 0.3300 inches maximum
Corner Shape: square all corners
Surface Finish: 32.0 microinches outside diameter surface of body
Style Designator: solid, plain, no outside flanges

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
521553-2	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-820-4508?

The FSCG of the NSN 3120-00-820-4508 is 3120

Does the NSN 3120-00-820-4508 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-820-4508 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-00-820-4508 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-820-4508 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 3120-00-820-4508 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963