The Bearing,sleeve, cataloged under National Stock Number 3120-00-772-1998, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-772-1998 |
| Primary Part Number | 391-0608 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Body Outside Diameter | 11.7490 INCHES MINIMUM AND 11.7500 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-691 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER |
| Material Document and Classification | QQ-T-390 FED SPEC SINGLE MATERIAL RESPONSE INNER LAYER |
| Body Inside Diameter | 10.0000 INCHES MINIMUM AND 10.0010 INCHES MAXIMUM IN |
| Material | TIN ALLOY UNS L13890 INNER LAYER |
| Material | OIL LUBRICATING LUBRICATION |
| Material | STEEL UNS K02001 OUTER LAYER |
| 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 |
|---|---|
| RGR391JX11UL | Siemens Energy, Inc. (USA) |
| H2292PC163 | Siemens Energy, Inc. (USA) |
| H2292REVAPC163 | Siemens Energy, Inc. (USA) |
| 391-0608 PRIMARY | Siemens Energy, Inc. (USA) |
NSN 3120-00-772-1998 is a Bearing,sleeve, manufactured by Siemens Energy, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-772-1998 has 4 manufacturer part numbers on file: RGR391JX11UL (Siemens Energy, Inc.), H2292PC163 (Siemens Energy, Inc.), H2292REVAPC163 (Siemens Energy, Inc.), 391-0608 (Siemens Energy, Inc.).
Key specifications for 391-0608: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Body Outside Diameter: 11.7490 INCHES MINIMUM AND 11.7500 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-691 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER. 9 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.
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.