The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-155-7432, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Timken Corporation. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-155-7432 |
| Primary Part Number | A2047-A2126 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Cup Width | 0.3125 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 1.2595 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0460 INCHES NOMINAL IN |
| Cone Corner Radius | 0.0310 INCHES NOMINAL IN |
| Standout Width | 0.0815 INCHES NOMINAL IN |
| Cone Width | 0.4246 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 0.4720 INCHES NOMINAL IN |
| 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 |
|---|---|
| A2047A2126 | The Timken Company (FRA) |
| A2047-A2126 PRIMARY | The Timken Corporation (USA) |
| A2047A2126 | Ntn-Snr Roulements (FRA) |
| KA2047KA2126 | Skf France (FRA) |
| TOP7C471 | Giat Industries Centre De Saint Etienne (FRA) |
| Reference | Meaning |
|---|---|
| SKFKA2047KA2126 | 5/9 Secondary reference Auto Diffusion Du Finistere |
| A2047 | 5/1 Secondary reference The Timken Company |
| T9379RL3433 | 5/9 Secondary reference Bureau of Aeronautics Special Devices Div |
| SNA2047A2126 | 5/9 Secondary reference Auto Diffusion Du Finistere |
| 703097 | 5/9 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
NSN 3110-00-155-7432 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-155-7432 has 5 manufacturer part numbers on file: A2047A2126 (The Timken Company), A2047-A2126 (The Timken Corporation), A2047A2126 (Ntn-Snr Roulements), KA2047KA2126 (Skf France), TOP7C471 (Giat Industries Centre De Saint Etienne).
2 possible matches (shared part number, not a government interchangeability claim): 5360-00-182-5494, 5310-01-438-7038. Verify interchangeability with system specifications before substitution.
Key specifications for A2047-A2126: Cup Width: 0.3125 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 0.3940 INCHES NOMINAL IN; Overall Outside Diameter: 1.2595 INCHES NOMINAL IN. 10 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.