The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-193-6965, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-193-6965 |
| Primary Part Number | 2631B |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Flange Outside Diameter | 2.7670 INCHES NOMINAL IN |
| Style Designator | NORMAL ANGLE, FLANGED |
| Flange Width | 0.1560 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 2.6150 INCHES NOMINAL IN |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 2631B PRIMARY | The Timken Corporation (USA) |
NSN 3110-01-193-6965 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-193-6965 has 1 manufacturer part number on file: 2631B (The Timken Corporation).
Key specifications for 2631B: Flange Outside Diameter: 2.7670 INCHES NOMINAL IN; Style Designator: NORMAL ANGLE, FLANGED; Overall Width: 0.7500 INCHES NOMINAL IN; Flange Width: 0.1560 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.