The Bearing,sleeve, cataloged under National Stock Number 3120-00-021-2103, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-021-2103 |
| Primary Part Number | 905J319 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 6.9980 INCHES MINIMUM AND 6.9990 INCHES MAXIMUM IN |
| Style Designator | SEGMENTED, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 4.5000 INCHES MINIMUM AND 4.5010 INCHES MAXIMUM IN |
| Material | STEEL INNER LAYER |
| Material | COPPER ALLOY OUTER 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 |
|---|---|
| 905J319 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 905J319PC11 | 5/9 Secondary reference Westinghouse Electric Corp |
| 905J319 | 5/9 Secondary reference U.S. Government activity |
| 905J319ALL | 5/9 Secondary reference Westinghouse Electric Corp |
| 905J319PC11 | 3/2 Design control — primary reference U.S. Government activity |
| 905J319ALL | 5/2 Secondary reference U.S. Government activity |
| 905J319 | 5/2 Secondary reference U.S. Government activity |
NSN 3120-00-021-2103 is a Bearing,sleeve, manufactured by Westinghouse Electric Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-021-2103 has 1 manufacturer part number on file: 905J319 (Westinghouse Electric Corp).
Key specifications for 905J319: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 6.9980 INCHES MINIMUM AND 6.9990 INCHES MAXIMUM IN; Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES; Overall Length: 3.5000 INCHES NOMINAL IN. 6 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.