1A140021J

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-354-4286

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

3.2490 inches minimum and 3.2500 inches maximum body inside diameter, 0.2500 inches nominal first hole diameter, 2.9930 inches minimum and 2.9950 inches maximum overall length, 4.2969 inches minimum and 4.3594 inches maximum left flange outside diameter, 3.4995 inches minimum and 3.5005 inches maximum body outside diameter

Product Characteristics

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

Hole Diameter: 0.2500 inches nominal first
Overall Length: 2.9930 inches minimum and 2.9950 inches maximum
Body Outside Diameter: 3.4995 inches minimum and 3.5005 inches maximum
Body Inside Diameter: 3.2490 inches minimum and 3.2500 inches maximum
Left Flange Outside Diameter: 4.2969 inches minimum and 4.3594 inches maximum
Right Flange Outside Diameter: 4.2969 inches minimum and 4.3594 inches maximum
Left Flange Width: 0.1230 inches minimum and 0.1250 inches maximum
Right Flange Width: 0.1230 inches minimum and 0.1250 inches maximum
Lubricant Accommodation Style: grooved circular
Antirotation/Lubrication Type And Quantity: 4 hole
Surface Groove Location And Quantity: 2 internal
Style Designator: segmented, external flanges both ends

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
140021	Sleeve Bearing
140021A	Sleeve Bearing
140021C	Sleeve Bearing
140021D	Sleeve Bearing
140021E	Sleeve Bearing
140021F	Sleeve Bearing
140021G	Sleeve Bearing
140021H	Sleeve Bearing
140021J	Sleeve Bearing
1400F	Sleeve Bearing
1A140021J	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-354-4286?

The FSCG of the NSN 3120-00-354-4286 is 3120

Does the NSN 3120-00-354-4286 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-354-4286 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 3120-00-354-4286 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-354-4286 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 3120-00-354-4286 was assigned to the Federal Catalog?

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