673921-390

View detailed technical data, stock status, and sourcing information for: 673921-390
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-395-5491

Item Name Code

13211

Assigment Date

04/12/1974 (52 years ago)

0.1880 inches minimum and 0.1900 inches maximum diameter, 0.3750 inches nominal outside diameter, rectangular cross-sectional shape style, round center hole shape style, 0.0389 inches minimum and 0.0391 inches maximum overall thickness

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Outside Diameter: 0.3750 inches nominal
Center Hole Shape Style: round
Diameter: 0.1880 inches minimum and 0.1900 inches maximum
Overall Thickness: 0.0389 inches minimum and 0.0391 inches maximum
Corner Shape: square all corners
Surface Finish: 16.0 microinches left side
Surface Finish: 63.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches largest outside diameter
Surface Finish: 63.0 microinches right side
Lubrication Feature: groove right side
Special Features: face is parallel within 0.0001 in.
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: 990104,fscm 06481 mfr ref single treatment response overall
Style Designator: round

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
673921-0390	Thrust Washer Bearing
673921-390	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-395-5491?

The FSCG of the NSN 3120-00-395-5491 is 3120

Does the NSN 3120-00-395-5491 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-00-395-5491 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 3120-00-395-5491 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-395-5491 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 3120-00-395-5491 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, Apr 12, 1974