The Bearing Half,sleeve, cataloged under National Stock Number 3120-01-043-4262, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Cummins Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-043-4262 |
| Primary Part Number | 206590 |
| Item Name | Bearing Half,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Body Outside Diameter | 6.8460 INCHES NOMINAL IN |
| Style Designator | HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 6.5000 INCHES NOMINAL IN |
| Surface Treatment | TIN ALLOY OUTER LAYER |
| Material | STEEL OUTER LAYER |
| Material | COPPER ALLOY INNER LAYER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 206590 PRIMARY | Cummins Inc. (USA) |
NSN 3120-01-043-4262 is a Bearing Half,sleeve, manufactured by Cummins Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-043-4262 has 1 manufacturer part number on file: 206590 (Cummins Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-170-1715, 5330-01-246-2550. Verify interchangeability with system specifications before substitution.
Key specifications for 206590: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: CHAMFERED INSIDE RIGHT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.