The Bearing,plain Rod E, cataloged under National Stock Number 3120-01-600-1256, 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.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Bearing,plain Rod E |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | Roller Bearing Company of America, Inc. (CAGE 73134) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-600-1256 |
| Primary Part Number | HMR3 |
| Item Name | Bearing,plain Rod E |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| HMR3 PRIMARY | Roller Bearing Company of America, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 137-542-9500 | 7/2 Vendor item drawing reference U.S. Government activity |
| 137-542-9501 | 5/2 Secondary reference U.S. Government activity |
NSN 3120-01-600-1256 is a Bearing,plain Rod E, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-600-1256 has 1 manufacturer part number on file: HMR3 (Roller Bearing Company of America, Inc.).
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.