The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-033-2771, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Roller Bearing Company of America, Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-033-2771 |
| Primary Part Number | LS-10-2GSI |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RACE MEMBER |
| Inner Member Width | 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 ROCKWELL C NOMINAL INNER MEMBER |
| Outer Member Width | 0.6820 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN |
| Style Designator | WITH INSERT AND/OR LINER |
| Lubrication Feature | PERFORATION OUTER RACE MEMBER |
| Lubrication Feature | GROOVE RACE INSERT |
| Lubrication Feature | GROOVE EXTERNAL OUTER MEMBER |
| Static Radial Load Rating | 25700 POUNDS LBS |
| Bore Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 485 RACE INSERT |
| Material | STEEL OUTER RACE MEMBER |
| Material | STEEL COMP E52100 INNER MEMBER |
| Outer Member Outside Diameter | 1.5620 INCHES MINIMUM AND 1.5625 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 |
| Part Number | Manufacturer |
|---|---|
| LS-10-2GSI PRIMARY | Roller Bearing Company of America, Inc. (USA) |
| Reference | Meaning |
|---|---|
| K9443134PC10 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
| F110B062 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
| LS-10T | 5/9 Secondary reference Roller Bearing Company of America, Inc. |
| LS-10-2 | 5/9 Secondary reference Roller Bearing Company of America, Inc. |
NSN 3120-01-033-2771 is a Bearing,plain,self-Aligning, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-033-2771 has 1 manufacturer part number on file: LS-10-2GSI (Roller Bearing Company of America, Inc.).
Key specifications for LS-10-2GSI: Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RACE MEMBER; Inner Member Width: 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN; Hardness Rating: 60.0 ROCKWELL C NOMINAL INNER MEMBER; Outer Member Width: 0.6820 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN. 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.