NAS77-4-203

View detailed technical data, stock status, and sourcing information for: NAS77-4-203
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-455-7059

Item Name Code

13206

Assigment Date

04/25/1969 (57 years ago)

0.0570 inches minimum and 0.0620 inches maximum flange width, 0.3756 inches minimum and 0.3761 inches maximum body outside diameter, 0.2500 inches minimum and 0.2515 inches maximum body inside diameter, 2.0820 inches minimum and 2.0970 inches maximum overall length, 0.4900 inches minimum and 0.5100 inches maximum flange outside diameter

Product Characteristics

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

Overall Length: 2.0820 inches minimum and 2.0970 inches maximum
Body Outside Diameter: 0.3756 inches minimum and 0.3761 inches maximum
Body Inside Diameter: 0.2500 inches minimum and 0.2515 inches maximum
Flange Outside Diameter: 0.4900 inches minimum and 0.5100 inches maximum
Flange Width: 0.0570 inches minimum and 0.0620 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Corner Shape: undercut left flange body corner
Surface Finish: 100.0 microinches intermediate layer
Material: steel comp 8630 or steel comp 4130 overall
Material Document And Classification: mil-s-6050 mil spec 1st material response or mil-s-6758 mil spec 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Style Designator: solid, external flange one end

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
NAS77-4-203	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-455-7059?

The FSCG of the NSN 3120-00-455-7059 is 3120

Does the NSN 3120-00-455-7059 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-455-7059 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 3120-00-455-7059 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-455-7059 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 3120-00-455-7059 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Apr 25, 1969