The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-100-3680, 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 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-100-3680 |
| Primary Part Number | A4049 |
| Item Name | Cone and Rollers,tapered Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Style Designator | NORMAL ANGLE |
| Cone Corner Radius | 0.0310 INCHES NOMINAL IN |
| Cone Width | 0.4326 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 0.4992 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 |
|---|---|
| A4049 PRIMARY | The Timken Corporation (USA) |
| 95-0466 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| A4049 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| 95-0466 | Goodyear Tire and Rubber Co the (USA) |
| Reference | Meaning |
|---|---|
| 95-0466 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| FF-B-187 | 4/1 Identification reference U.S. Government activity |
NSN 3110-00-100-3680 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-100-3680 has 4 manufacturer part numbers on file: A4049 (The Timken Corporation), 95-0466 (Meggitt Aircraft Braking Systems Corporation), A4049 (Federal-Mogul Corp Government Sales Dept), 95-0466 (Goodyear Tire and Rubber Co the).
3 possible matches (shared part number, not a government interchangeability claim): 5950-00-647-8583, 5310-01-292-6223, 3020-01-297-4914. Verify interchangeability with system specifications before substitution.
Key specifications for A4049: Style Designator: NORMAL ANGLE; Cone Corner Radius: 0.0310 INCHES NOMINAL IN; Cone Width: 0.4326 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2. 6 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.