The Bearing,sleeve, cataloged under National Stock Number 3120-00-910-4031, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-00-910-4031 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Left Internal Flange Width | 0.0850 INCHES NOMINAL IN |
| Left Internal Flange Hole Diameter | 0.2188 INCHES MINIMUM AND 0.2193 INCHES MAXIMUM IN |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Flange Outside Diameter | 0.3350 INCHES MINIMUM AND 0.3400 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.2970 INCHES MINIMUM AND 0.3000 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.2500 INCHES NOMINAL IN |
| Flange Width | 0.0320 INCHES MINIMUM AND 0.0340 INCHES MAXIMUM IN |
| Material | STEEL COMP 416 OVERALL |
| 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 |
|---|---|
| D202-3-629 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-00-910-4031 is a Bearing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-00-910-4031: Left Internal Flange Width: 0.0850 INCHES NOMINAL IN; Left Internal Flange Hole Diameter: 0.2188 INCHES MINIMUM AND 0.2193 INCHES MAXIMUM IN; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER. 14 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.