The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-01-151-9953, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-151-9953 |
| Primary Part Number | 576 |
| 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 | 0.1400 INCHES NOMINAL IN |
| Cone Width | 1.4212 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 2.8750 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 |
|---|---|
| 576 PRIMARY | The Timken Corporation (USA) |
| K-500-CH-0228 | Kovatch Corp. (USA) |
| 576 PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| 576 | Ntn Bearing Corporation of America (USA) |
| Reference | Meaning |
|---|---|
| 576 | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| 62AX 450 | 5/2 Secondary reference U.S. Government activity |
NSN 3110-01-151-9953 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-151-9953 has 4 manufacturer part numbers on file: 576 (The Timken Corporation), K-500-CH-0228 (Kovatch Corp.), 576 (Rbc Bearings Incorporated Div West Trenton Division), 576 (Ntn Bearing Corporation of America).
Key specifications for 576: Retainer Fabrication Method: PRESSED; Style Designator: NORMAL ANGLE; Cone Corner Radius: 0.1400 INCHES NOMINAL IN; Cone Width: 1.4212 INCHES NOMINAL IN. 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.