The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-084-2533, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-084-2533 |
| Primary Part Number | SB3265-201 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Style Designator | NORMAL ANGLE |
| Outside Diameter | 3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN |
| Backface Corner Radius | 0.0600 INCHES NOMINAL IN |
| Test Data Document | 78286-SB3265-201 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| 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 | F |
| Part Number | Manufacturer |
|---|---|
| SB3265-201 PRIMARY | The Timken Corporation (USA) |
| SB3265-201 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| L610510XX-2-397 | 5/1 Secondary reference The Timken Corporation |
NSN 3110-01-084-2533 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-084-2533 has 2 manufacturer part numbers on file: SB3265-201 (The Timken Corporation), SB3265-201 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for SB3265-201: Style Designator: NORMAL ANGLE; Overall Width: 0.5938 INCHES NOMINAL IN; Outside Diameter: 3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN; Backface Corner Radius: 0.0600 INCHES NOMINAL IN. 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.