The Bearing Half Set,sleeve, cataloged under National Stock Number 3120-01-211-5250, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Cummins Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-211-5250 |
| Primary Part Number | 4955855 |
| Item Name | Bearing Half Set,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| End Item Name | MB-2 ACFT TOW TRACTOR |
| 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 |
|---|---|
| 4955855 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3802010 | 5/9 Secondary reference Cummins Inc. |
| 3901140 | 5/9 Secondary reference Cummins Inc. |
NSN 3120-01-211-5250 is a Bearing Half Set,sleeve, manufactured by Cummins Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-211-5250 has 1 manufacturer part number on file: 4955855 (Cummins Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-289-1911. Verify interchangeability with system specifications before substitution.
Key specifications for 4955855: End Item Name: MB-2 ACFT TOW TRACTOR. 1 specification is 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.