The Bearing,ball,annular, cataloged under National Stock Number 3110-01-031-5151, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Timken Company Dba Timken Precision Bearings. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-031-5151 |
| Primary Part Number | 4C2361-41 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Company Dba Timken Precision Bearings |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Clearance | 0.0009 INCHES MINIMUM RADIAL AND 0.0016 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 52.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 25.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL BALL |
| 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 |
|---|---|
| 4C2361-41 PRIMARY | The Timken Company Dba Timken Precision Bearings (USA) |
| 4C2361-41 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4C2361-41 | 5/9 Secondary reference Mpb Corp Div Timken Super Precision |
| 4C2361-41 | 5/9 Secondary reference Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| 4C2361-41 | 7/2 Vendor item drawing reference U.S. Government activity |
| 4C2361-41 | 5/9 Secondary reference Hitachi Rail Sts Usa Inc Dba Us&s Merger Sub Inc |
| WD3205KNR5J | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| C2361-41 | 5/9 Secondary reference U.S. Government activity |
| 4C2361-41 | 5/9 Secondary reference Mpb Corporation Dba Mpb Corp |
| HKB205-149 | 5/1 Secondary reference Mpb Corp Div Timken Super Precision |
| 4C2361-41 | 5/9 Secondary reference U.S. Government activity |
| 205X32K6 | 5/1 Secondary reference Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| C2361-41 | 5/9 Secondary reference U.S. Government activity |
| 3 | 5/9 Secondary reference The Timken Company Dba Timken Precision Bearings |
| 4C2361-41 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-031-5151 is a Bearing,ball,annular, manufactured by The Timken Company Dba Timken Precision Bearings, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-031-5151 has 2 manufacturer part numbers on file: 4C2361-41 (The Timken Company Dba Timken Precision Bearings), 4C2361-41 (Skf Usa Inc.).
Key specifications for 4C2361-41: Retainer Fabrication Method: PRESSED; Internal Clearance: 0.0009 INCHES MINIMUM RADIAL AND 0.0016 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 14 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.