The Bushing,sleeve, cataloged under National Stock Number 3120-00-950-7149, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-950-7149 |
| Primary Part Number | 2J5554 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Body Outside Diameter | 4.5000 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 4.0000 INCHES NOMINAL IN |
| Lubricant Accommodation Style | GROOVED CIRCULAR |
| Antirotation/lubrication Type and Quantity | 1 HOLE |
| Material | STEEL OUTER LAYER |
| Material | COPPER ALLOY INNER LAYER |
| Surface Groove Location and Quantity | 1 INTERNAL |
| Hole Diameter | 0.5000 INCHES NOMINAL FIRST IN |
| 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 |
|---|---|
| 2J5554 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3120-00-950-7149 is a Bushing,sleeve, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-950-7149 has 1 manufacturer part number on file: 2J5554 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2J5554: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER. 13 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.