The Bearing,plain,spherical, cataloged under National Stock Number 3120-01-293-7141, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-293-7141 |
| Primary Part Number | 4055G38G-1 |
| Item Name | Bearing,plain,spherical |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4055G38G-1 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| DGR4350K PT 16 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| DGR4350K PT 16 | 5/9 Secondary reference Siemens Energy, Inc. |
| DGR395J0003 | 5/9 Secondary reference Siemens Energy, Inc. |
| 4055G38G-1 | 5/9 Secondary reference General Electric Company |
NSN 3120-01-293-7141 is a Bearing,plain,spherical, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-293-7141 has 2 manufacturer part numbers on file: 4055G38G-1 (Timken Gears & Services Inc. Div Philadelphia Gear), DGR4350K PT 16 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 4055G38G-1: End Item Identification: GEAR ASSEMBLY,SPEED DECREASER. 0 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.
NSN 3120-01-293-7141 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.