The Bearing,ball,annular, cataloged under National Stock Number 3110-01-512-9556, 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 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-512-9556 |
| Primary Part Number | 3205A-2RS1 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Bearing Seal Type | LIPS TURNED INWARDLY |
| Lubrication Material | OIL OR GREASE |
| Outer Ring Width | 0.8125 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Style Designator | LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 2.0472 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Internal Fit-Up Contact Angular Direction | PRIMARILY RADIAL |
| Seal Quantity | 2 |
| Bore Diameter | 0.9843 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Inner Ring Width | 0.8125 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 |
|---|---|
| 3205A-2RS1 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 144404 | 5/2 Secondary reference U.S. Government activity |
| 20726GB017 FIND NO. 19 | 5/9 Secondary reference U.S. Government activity |
| 5205A-2RS | 5/9 Secondary reference Skf Usa Inc. |
NSN 3110-01-512-9556 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-512-9556 has 1 manufacturer part number on file: 3205A-2RS1 (Skf Usa Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-690-7302. Verify interchangeability with system specifications before substitution.
Key specifications for 3205A-2RS1: Bearing Seal Type: LIPS TURNED INWARDLY; Lubrication Material: OIL OR GREASE; Outer Ring Width: 0.8125 INCHES NOMINAL IN; Surface Finish: GROUND. 13 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.