The Bearing,ball,annular, cataloged under National Stock Number 3110-01-025-4257, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-025-4257 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0004 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 40.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC AND STEEL SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | SRI NO. 2,FSCM 99252 MFR REF SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 203SZZ1L092 | 3/9 Design control — primary reference Skf Usa Inc. |
| 604005-4SP | 5/9 Secondary reference A. O. Smith Corporation Dba a O Smith Corp |
NSN 3110-01-025-4257 is a Bearing,ball,annular, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-025-4257: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Clearance: 0.0004 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN. 19 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.