The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-075-3901, 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 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-075-3901 |
| Primary Part Number | H715311-2U395 |
| 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 | 5.3750 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1300 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Material | STEEL COMP E52100 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 |
|---|---|
| H715311-2U395 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| H15311 | 5/9 Secondary reference Ntn Bearing Corporation of America |
| JD8280 | 5/1 Secondary reference Deere & Co |
| H715311CODE4395 | 5/9 Secondary reference The Timken Corporation |
NSN 3110-01-075-3901 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-075-3901 has 1 manufacturer part number on file: H715311-2U395 (The Timken Corporation).
Key specifications for H715311-2U395: Style Designator: NORMAL ANGLE; Overall Width: 1.4375 INCHES NOMINAL IN; Outside Diameter: 5.3750 INCHES NOMINAL IN; Backface Corner Radius: 0.1300 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.