The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-183-6953, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-183-6953 |
| Primary Part Number | 104KRDF |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Internal Clearance | 0.0020 INCHES MINIMUM AXIAL IN |
| Surface Finish | GROUND |
| Style Designator | UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE |
| Overall Outside Diameter | 42.00 MILLIMETERS NOMINAL MM |
| Load Direction | RADIAL |
| Bore Diameter | 20.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 104KRDF PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 47-620-556-1 | 1/2 Source control — Government-approved source U.S. Government activity |
| 47-620-556-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-00-183-6953 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-183-6953 has 1 manufacturer part number on file: 104KRDF (Skf Usa Inc.).
Key specifications for 104KRDF: Retainer Fabrication Method: MACHINED; Internal Clearance: 0.0020 INCHES MINIMUM AXIAL IN; Surface Finish: GROUND; Style Designator: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE. 8 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.