The Bearing,ball,annular, cataloged under National Stock Number 3110-01-204-6945, 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 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-204-6945 |
| Primary Part Number | 478205-100 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 15.0 MILLIMETERS NOMINAL MM |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW BALL EXTERNAL SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR |
| Overall Outside Diameter | 52.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | SELF-ALIGNING |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Material | STEEL LOCKING COLLAR |
| Self-Alignment Location | EXTERNAL |
| 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 |
|---|---|
| 478205-100 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| D-30605 ITEM 17 | 5/9 Secondary reference Lockheed Corp Colby Crane and Mfg Co Lockheed Shipbuilding and Construction Co Div |
| 478205-100 | 5/9 Secondary reference Skf Industries Inc |
NSN 3110-01-204-6945 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-204-6945 has 1 manufacturer part number on file: 478205-100 (Skf Usa Inc.).
Key specifications for 478205-100: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 15.0 MILLIMETERS NOMINAL MM. 21 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.