The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-100-3901, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-3901 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Cup Width | 0.7411 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 4.3307 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0460 INCHES NOMINAL IN |
| Cone Corner Radius | 0.0930 INCHES NOMINAL IN |
| Standout Width | 0.1250 INCHES NOMINAL IN |
| Cone Width | 0.8661 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 2.6875 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 |
|---|---|
| T6522ANDT6523 | 5/1 Secondary reference Titan Wheel Corporation of Illinois |
| 102160H | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 399A39 | 5/1 Secondary reference The Timken Corporation |
| 102160H | 5/9 Secondary reference International Harvester Co Agricultural Equipment Div |
| X18D5 | 5/9 Secondary reference Westinghouse Electric Corp Power Generation-Generator Div |
| MS19081-114 | 2/2 Government specification standardization U.S. Government activity |
| MS19081 | 5/9 Secondary reference U.S. Government activity |
| X18D5 | 5/9 Secondary reference Westinghouse Electric Corp |
| 1304AA | 5/1 Secondary reference Cnh Industrial America Llc Dba Cnh America |
| FF-B-187 | 4/1 Identification reference U.S. Government activity |
NSN 3110-00-100-3901 is a Bearing,roller,tapered, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-100-3901: Cup Width: 0.7411 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 0.8661 INCHES NOMINAL IN; Overall Outside Diameter: 4.3307 INCHES NOMINAL IN. 10 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.