The Bearing,sleeve, cataloged under National Stock Number 3120-00-293-9980, 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 8 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-293-9980 |
| Primary Part Number | 1110231 |
| 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 | 0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.3770 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 1 TYPE AND A COMPOSITION |
| Material | COPPER ALLOY OVERALL |
| Material | OIL LUBRICATING LUBRICATION |
| 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 |
|---|---|
| 1110231 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 1110231 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 20J909PC240 | 5/2 Secondary reference U.S. Government activity |
| 1110231 | 3/2 Design control — primary reference U.S. Government activity |
| MILB5687 | 4/1 Identification reference U.S. Government activity |
| 20J909PC240 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
NSN 3120-00-293-9980 is a Bearing,sleeve, manufactured by Westinghouse Electric Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-293-9980 has 1 manufacturer part number on file: 1110231 (Westinghouse Electric Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5961-00-912-0532, 5835-00-953-4032. Verify interchangeability with system specifications before substitution.
Key specifications for 1110231: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 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.