The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-655-7439, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. The record lists 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (CAGE 09455); New Hampshire Ball Bearings Inc Div Astro Division (CAGE 15860); Rwg Germany Gmbh (CAGE D3279); Timken Aurora Bearing Company (CAGE 56644); Roller Bearing Company of America, Inc. (CAGE 73134) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-655-7439 |
| Primary Part Number | JSFE35-12 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics |
| 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 |
|---|---|
| JSFE35-12 PRIMARY | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| JSFE35-12 PRIMARY | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| JSFE35-12 | Rwg Germany Gmbh (DEU) |
| JSFE35-12 PRIMARY | Timken Aurora Bearing Company (USA) |
| JSFE35-12 PRIMARY | Roller Bearing Company of America, Inc. (USA) |
| JSFE35-12 PRIMARY | Kamatics Corporation (USA) |
| JSFE35-12 PRIMARY | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| Reference | Meaning |
|---|---|
| JSFE35-12 | 3/2 Design control — primary reference U.S. Government activity |
| JSFE35 | D/9 Drawing number reference only U.S. Government activity |
| JSFE35-12 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3120-01-655-7439 is a Bearing,plain,self-Aligning, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-655-7439 has 7 manufacturer part numbers on file: JSFE35-12 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), JSFE35-12 (New Hampshire Ball Bearings Inc Div Astro Division), JSFE35-12 (Rwg Germany Gmbh), JSFE35-12 (Timken Aurora Bearing Company), JSFE35-12 (Roller Bearing Company of America, Inc.) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 3120-01-666-2056. 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.