The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-180-8764, 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 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-180-8764 |
| Primary Part Number | L319249 AND L319210D |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Cup Width | 1.5625 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, DOUBLE CUP, SINGLE CONES |
| Overall Outside Diameter | 5.1250 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0300 INCHES NOMINAL IN |
| Features Provided | LUBRICATION HOLE AND LUBRICATION GROOVE |
| Cone Corner Radius | 0.0600 INCHES NOMINAL IN |
| Standout Width | 0.1562 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Cone Width | 0.8438 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 3.7500 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 |
|---|---|
| 2D3-290 ITEM 38 | Lake Shore Systems, Inc. (USA) |
| L319249 AND L319210D PRIMARY | The Timken Corporation (USA) |
NSN 3110-01-180-8764 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-180-8764 has 2 manufacturer part numbers on file: 2D3-290 ITEM 38 (Lake Shore Systems, Inc.), L319249 AND L319210D (The Timken Corporation).
Key specifications for L319249 AND L319210D: Retainer Fabrication Method: PRESSED; Cup Width: 1.5625 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, DOUBLE CUP, SINGLE CONES; Overall Width: 1.8749 INCHES NOMINAL IN. 13 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.