The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-894-0433, 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 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-894-0433 |
| Primary Part Number | HH221449B2-254 |
| Item Name | Cone and Rollers,tapered Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Style Designator | NORMAL ANGLE |
| Material Document and Classification | SB3403A1,78286 MFR REF SINGLE MATERIAL RESPONSE CONE |
| Material Document and Classification | SB3403A1,78286 MFR REF SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | SB3403A1,78286 MFR REF SINGLE MATERIAL RESPONSE ROLLER |
| Cone Corner Radius | 0.3020 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM IN |
| Cone Width | 2.2550 INCHES MINIMUM AND 2.2750 INCHES MAXIMUM IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 4.0000 INCHES MINIMUM AND 4.0010 INCHES MAXIMUM IN |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL CONE |
| Material | STEEL ROLLER |
| 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 |
|---|---|
| HH221449B2-254 PRIMARY | The Timken Corporation (USA) |
| SB3403A1 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 3110-00-894-0433 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-894-0433 has 2 manufacturer part numbers on file: HH221449B2-254 (The Timken Corporation), SB3403A1 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for HH221449B2-254: Retainer Fabrication Method: MACHINED; Style Designator: NORMAL ANGLE; Material Document and Classification: SB3403A1,78286 MFR REF SINGLE MATERIAL RESPONSE CONE; Material Document and Classification: SB3403A1,78286 MFR REF SINGLE MATERIAL RESPONSE RETAINER. 12 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.