The Bearing,ball,annular, cataloged under National Stock Number 3110-01-149-5931, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-149-5931 |
| Primary Part Number | 12292905-4 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Overall Outside Diameter | 1.1250 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12292905-4 PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| Reference | Meaning |
|---|---|
| 12292905-4 | 3/2 Design control — primary reference U.S. Government activity |
| Z97R8XR1CJ | 3/9 Design control — primary reference General Motors Corp Delco Moraine Ndh Div |
| 12292905-4 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 3110-01-149-5931 is a Bearing,ball,annular, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-149-5931 has 1 manufacturer part number on file: 12292905-4 (Timken Aerospace, Inc Dba Torrington Product).
Key specifications for 12292905-4: Surface Finish: GROUND; Overall Width: 0.3125 INCHES NOMINAL IN; Overall Outside Diameter: 1.1250 INCHES NOMINAL IN; Bore Shape: STRAIGHT. 5 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.