The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-009-2571, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-009-2571 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Style Designator | STRAIGHT BORE, DOUBLE CONE, SINGLE CUP |
| Overall Outside Diameter | 4.4375 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1300 INCHES NOMINAL IN |
| Cone Corner Radius | 0.0300 INCHES NOMINAL IN |
| Cone Width | 2.3750 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 4 |
| Bore Diameter | 2.5000 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| FFB187/05-12 | 2/2 Government specification standardization U.S. Government activity |
| MS19085-3 | 5/9 Secondary reference U.S. Government activity |
| 315424-53 | 5/9 Secondary reference Lake Shore Systems, Inc. |
| 39585D39520 | 5/9 Secondary reference The Timken Corporation |
NSN 3110-00-009-2571 is a Bearing,roller,tapered, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-009-2571: Style Designator: STRAIGHT BORE, DOUBLE CONE, SINGLE CUP; Overall Width: 2.3750 INCHES NOMINAL IN; Overall Outside Diameter: 4.4375 INCHES NOMINAL IN; Backface Corner Radius: 0.1300 INCHES NOMINAL IN. 8 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.