K3L3

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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-143-2999

Item Name Code

00045

Assigment Date

01/01/1963 (63 years ago)

An antifriction bearing having spherical rolling elements designed for use in a track roller assembly.

0.6350 inches nominal overall outside diameter, 0.2030 inches nominal outer ring width, 0.5500 inches nominal crown radius, 0.1900 inches nominal bore diameter, 0.2430 inches nominal inner ring width

Product Characteristics

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

Bore Diameter: 0.1900 inches nominal
Overall Outside Diameter: 0.6350 inches nominal
Outer Ring Width: 0.2030 inches nominal
Inner Ring Width: 0.2430 inches nominal
Crown Radius: 0.5500 inches nominal
Shield Quantity: 2
Lubrication Material: grease
Lubrication Material Document And Classification: mil-23827 mil spec single material response
Material: steel or steel corrosion resisting shield
Material: steel ball
Material: steel inner ring
Material: steel outer ring
Surface Treatment: cadmium all external/exposed metal surfaces
Style Designator: single row rigid, crowned od inner ring extended both sides

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
2L7042-1	Track Roller Ball Bearing
C240245-2	Track Roller Ball Bearing
K3L3	Track Roller Ball Bearing
K3L3ANG25	Track Roller Ball Bearing
K3L3FS10160S3MILG3278A	Track Roller Ball Bearing
K3L3FS160	Track Roller Ball Bearing
K3L3FS1D160S3MILG3278A	Track Roller Ball Bearing
K3L3FS428	Track Roller Ball Bearing
K3L3FSID160S3MILG23827	Track Roller Ball Bearing
K3L3MILG3278A	Track Roller Ball Bearing
K3L3SD610	Track Roller Ball Bearing
M9666880-1	Track Roller Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-143-2999?

The FSCG of the NSN 3110-00-143-2999 is 3110

Does the NSN 3110-00-143-2999 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-143-2999 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 3110-00-143-2999 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-143-2999 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 3110-00-143-2999 was assigned to the Federal Catalog?

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