The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-113-0638, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is N T N Bearing Corp of America. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-113-0638 |
| Primary Part Number | HM905810 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | N T N Bearing Corp of America |
| Status | ACTIVE |
| Style Designator | NORMAL ANGLE |
| Outside Diameter | 4.1333 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1000 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 4 |
| 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 |
|---|---|
| HM905810 PRIMARY | N T N Bearing Corp of America (USA) |
| HM905810 PRIMARY | The Timken Corporation (USA) |
| HM905810 | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 247094 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 247094 | C/1 Advisory reference — outside the item-of-supply concept Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
| HM905810 | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
NSN 3110-01-113-0638 is a Cup,tapered Roller Bearing, manufactured by N T N Bearing Corp of America, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-113-0638 has 3 manufacturer part numbers on file: HM905810 (N T N Bearing Corp of America), HM905810 (The Timken Corporation), HM905810 (Skf Usa Inc.).
Key specifications for HM905810: Style Designator: NORMAL ANGLE; Overall Width: 0.9200 INCHES NOMINAL IN; Outside Diameter: 4.1333 INCHES NOMINAL IN; Backface Corner Radius: 0.1000 INCHES NOMINAL IN. 5 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.