Cummins 206590 Bearing Half, Sleeve

Cummins 206590 is a engine bearing in Engine Parts, US catalog. Listed by US Government (DLA FLIS), October 2026.

Government data (US Government (DLA FLIS), October 2026 edition)

The U.S. government's Federal Logistics Information System (FLIS) records Cummins 206590 as the maker's own number under government stock item NSN 3120-01-043-4262. The name and every fact below are FLIS's, credited to US Government (DLA FLIS), October 2026 edition.

Specifications recorded for government stock item NSN 3120-01-043-4262, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Bearing Half, Sleeve

Government stock item (NSN)

3120-01-043-4262

Manufacturer code (CAGE)

15434, CUMMINS INC., COLUMBUS, IN, UNITED STATES

Overall length

2.1900 to 2.2000 in

Body outside diameter

6.8460 in (nominal)

Body inside diameter

6.5000 in (nominal)

Corner shape

• Inside left corner: square
• Inside right corner: chamfered
• Outside left corner: square
• Outside right corner: chamfered

Special features

Antirotation tab located on end of outer layer

Material

• Inner layer: copper alloy
• Outer layer: steel

Surface treatment

Outer layer: tin alloy

Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.

About this kind of part (general, written by SearchForPart)

A thin shell that the crankshaft or camshaft turns in, carried by an oil film. Low oil pressure, knocking or metal in the oil point to worn bearings. Check whether it is a main, rod or cam bearing, standard or undersize, and upper or lower half.

When ordering, give the part number exactly as printed and its maker, and the make, model and year of the truck, trailer, reefer unit or machine (or the engine or unit serial number). SearchForPart shows fitment only as the source printed it: check it before you order.

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Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.