SE623

View detailed technical data, stock status, and sourcing information for: SE623
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-289-6643

Item Name Code

00051

Assigment Date

01/01/1963 (63 years ago)

A homogenous spherical body, a series of which provides the rolling elements in a bearing, ball (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes:ball,check; ball,valve,ported.

ground surface finish, pressed retainer fabrication method, 1.7450 inches minimum and 1.7500 inches maximum overall width, 3.9994 inches minimum and 4.0000 inches maximum overall outside diameter, 1.7495 inches minimum and 1.7500 inches maximum bore diameter

Product Characteristics

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

Overall Width: 1.7450 inches minimum and 1.7500 inches maximum
Bore Diameter: 1.7495 inches minimum and 1.7500 inches maximum
Overall Outside Diameter: 3.9994 inches minimum and 4.0000 inches maximum
Surface Finish: ground
Retainer Fabrication Method: pressed
Alignment Type: rigid
Criticality Code Justification: feat
Special Features: oil hole and groove in inner race. item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Material: steel overall
Style Designator: separable outer race, hardened and ground

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
55-3526-3	Needle Roller Bearing
C4233A	Needle Roller Bearing
SE623	Needle Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-289-6643?

The FSCG of the NSN 3110-00-289-6643 is 3110

Does the NSN 3110-00-289-6643 have a Schedule B code assigned?

Yes, the Schedule B code is 8482400000

Does NSN 3110-00-289-6643 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 3110-00-289-6643 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-289-6643 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 3110-00-289-6643 was assigned to the Federal Catalog?

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