The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-236-1868, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-236-1868 |
| Primary Part Number | JM511946 ASSY M90K01 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | OIL |
| Cup Width | 22.500 MILLIMETERS NOMINAL MM |
| Style Designator | STRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERS |
| Overall Outside Diameter | 109.980 MILLIMETERS MINIMUM AND 110.000 MILLIMETERS MAXIMUM MM |
| Backface Corner Radius | 0.8 MILLIMETERS NOMINAL MM |
| Cone Corner Radius | 3.0 MILLIMETERS NOMINAL MM |
| Standout Width | 5.72 MILLIMETERS NOMINAL MM |
| Cone Width | 28.000 MILLIMETERS NOMINAL MM |
| Bore Diameter | 64.985 MILLIMETERS MINIMUM AND 65.000 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| JM511946 ASSY M90K01 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| JM511946 ASSEMBLY 90N01 | 5/9 Secondary reference The Timken Corporation |
| A-38501 | 5/9 Secondary reference The Timken Corporation |
NSN 3110-01-236-1868 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-236-1868 has 1 manufacturer part number on file: JM511946 ASSY M90K01 (The Timken Corporation).
Key specifications for JM511946 ASSY M90K01: Retainer Fabrication Method: PRESSED; Lubrication Material: OIL; Cup Width: 22.500 MILLIMETERS NOMINAL MM; Style Designator: STRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERS. 11 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.