The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-028-4860, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-028-4860 |
| Primary Part Number | A-A-59649A-782 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Cup Width | 0.9063 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 7.6250 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0620 INCHES NOMINAL IN |
| Cone Corner Radius | 0.0620 INCHES NOMINAL IN |
| Standout Width | 0.2187 INCHES NOMINAL IN |
| Cone Width | 1.1250 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 5.7500 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 |
| Part Number | Manufacturer |
|---|---|
| A-A-59649A-782 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| 36690 AND 36620 | 5/9 Secondary reference The Timken Corporation |
| 36690-36620 | 5/9 Secondary reference The Timken Corporation |
| MS19081-173 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-028-4860 is a Bearing,roller,tapered, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-028-4860 has 1 manufacturer part number on file: A-A-59649A-782 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
Key specifications for A-A-59649A-782: Cup Width: 0.9063 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 1.1250 INCHES NOMINAL IN; Overall Outside Diameter: 7.6250 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.