The Bearing,sleeve, cataloged under National Stock Number 3120-01-059-2031, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-059-2031 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Flange Outside Diameter | 3.2500 INCHES NOMINAL IN |
| Body Outside Diameter | 2.7510 INCHES MINIMUM AND 2.7520 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 2.5000 INCHES MINIMUM AND 2.5020 INCHES MAXIMUM IN |
| Flange Width | 0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM 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 |
|---|---|
| 803-4385049 PC 55 | 3/2 Design control — primary reference U.S. Government activity |
| 810-4385049 PC 55 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 3120-01-059-2031 is a Bearing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-059-2031: Flange Outside Diameter: 3.2500 INCHES NOMINAL IN; Body Outside Diameter: 2.7510 INCHES MINIMUM AND 2.7520 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Overall Length: 1.8750 INCHES NOMINAL IN. 5 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.