The Bearing Set,sleeve, cataloged under National Stock Number 3120-01-274-3377, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Cummins Inc.. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Bearing Set,sleeve |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | Cummins Inc (CAGE 0B8S3); Cummins Inc. (CAGE 15434) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-274-3377 |
| Primary Part Number | 3945921 |
| Item Name | Bearing Set,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 3945921 | Cummins Inc (USA) |
| 3945921 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3802214 | 5/9 Secondary reference Cummins Inc. |
| 3901634 | 5/9 Secondary reference Cummins Inc. |
| 3120012743377 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 3916844 | 5/9 Secondary reference Cummins Inc. |
| 3802144 | 5/9 Secondary reference Cummins Inc. |
NSN 3120-01-274-3377 is a Bearing Set,sleeve, manufactured by Cummins Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-274-3377 has 2 manufacturer part numbers on file: 3945921 (Cummins Inc), 3945921 (Cummins Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 1630-01-412-6952, 2510-01-558-7330. Verify interchangeability with system specifications before substitution.
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.