NAS538-8P20

View detailed technical data, stock status, and sourcing information for: NAS538-8P20
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-107-7337

Item Name Code

13206

Assigment Date

02/12/1981 (45 years ago)

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

0.6257 inches minimum and 0.6265 inches maximum body outside diameter, 0.0550 inches minimum and 0.0600 inches maximum flange width, 0.7400 inches minimum and 0.7600 inches maximum flange outside diameter, 0.4840 inches minimum and 0.4910 inches maximum body inside diameter, 0.2500 inches minimum and 0.2600 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: 0.2500 inches minimum and 0.2600 inches maximum
Body Outside Diameter: 0.6257 inches minimum and 0.6265 inches maximum
Body Inside Diameter: 0.4840 inches minimum and 0.4910 inches maximum
Flange Outside Diameter: 0.7400 inches minimum and 0.7600 inches maximum
Flange Width: 0.0550 inches minimum and 0.0600 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
Material: steel comp 4130 overall
Material Document And Classification: mil-s-6758 mil spec single 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
Specification/Standard Data: 80205-nas538 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-763-0153	No Name Available	05/01/1982

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
NAS538-8P020	Sleeve Bushing
NAS538-8P20	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-107-7337?

The FSCG of the NSN 3120-01-107-7337 is 3120

Does the NSN 3120-01-107-7337 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-01-107-7337 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 3120-01-107-7337 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-107-7337 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 3120-01-107-7337 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Thu, Feb 12, 1981