The Bearing,sleeve, cataloged under National Stock Number 3120-01-048-1663, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-048-1663 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 1.7500 INCHES NOMINAL IN |
| Body Outside Diameter | 1.4380 INCHES MINIMUM AND 1.4391 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 1.2515 INCHES MINIMUM AND 1.2516 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF FLANGE |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Treatment | CADMIUM RIGHT END SURFACE OF LEFT FLANGE |
| Antirotation/lubrication Type and Quantity | 4 HOLE |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OVERALL |
| Hole Diameter | 0.0990 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 |
| Reference | Meaning |
|---|---|
| 16L009-25 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-048-1663 is a Bearing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-048-1663: Surface Finish: 125.0 MICROINCHES OVERALL; Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 1.7500 INCHES NOMINAL IN; Body Outside Diameter: 1.4380 INCHES MINIMUM AND 1.4391 INCHES MAXIMUM IN. 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.