The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-01-039-6476, 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 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-039-6476 |
| Primary Part Number | JH415647 |
| Item Name | Cone and Rollers,tapered Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Style Designator | NORMAL ANGLE |
| Cone Corner Radius | 3.0 MILLIMETERS MAXIMUM MM |
| Cone Width | 51.0 MILLIMETERS MAXIMUM MM |
| Standard Tolerance Designation | AFBMA CLASS 4 |
| Bore Diameter | 75.0 MILLIMETERS MAXIMUM 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 |
|---|---|
| JH415647 | Ntn Bearing Corporation of America (USA) |
| JH415647 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| 18-537-A | 5/1 Secondary reference Hoyt Corporation |
| A50714 | C/1 Advisory reference — outside the item-of-supply concept Cnh Industrial America Llc Dba Cnh America |
| 185179 | 5/1 Secondary reference Hyster-Yale Group, Inc. |
| 1P2694 | C/1 Advisory reference — outside the item-of-supply concept Caterpillar Inc Div Caterpillar Defense |
| 320313 | 5/1 Secondary reference Idsc Holdings Dba Equiserv Dba Equiserv |
| 185179 | 5/1 Secondary reference Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
NSN 3110-01-039-6476 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-039-6476 has 2 manufacturer part numbers on file: JH415647 (Ntn Bearing Corporation of America), JH415647 (The Timken Corporation).
3 possible matches (shared part number, not a government interchangeability claim): 3120-01-049-7802, 5340-01-312-0787, 6150-01-609-6293. Verify interchangeability with system specifications before substitution.
Key specifications for JH415647: Retainer Fabrication Method: PRESSED; Style Designator: NORMAL ANGLE; Cone Corner Radius: 3.0 MILLIMETERS MAXIMUM MM; Cone Width: 51.0 MILLIMETERS MAXIMUM MM. 7 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.