The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-01-310-9644, 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 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-310-9644 |
| Primary Part Number | 55197 |
| Item Name | Cone and Rollers,tapered Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Fit-Up Designation | STANDARD |
| Style Designator | NORMAL ANGLE |
| Cone Corner Radius | 0.0800 INCHES MAXIMUM IN |
| Alignment Type | RIGID |
| Cone Width | 1.0594 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 1.9675 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 |
|---|---|
| 55197 | Applied Industrial Technologies -- Pa Llc Div Harrisburg (USA) |
| 55197 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| LB0109 | C/1 Advisory reference — outside the item-of-supply concept Federal Equipment Company Dba Use CAGE Code 60587 for Cataloging |
| 55197 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 3110-01-310-9644 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-310-9644 has 2 manufacturer part numbers on file: 55197 (Applied Industrial Technologies -- Pa Llc Div Harrisburg), 55197 (The Timken Corporation).
Key specifications for 55197: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Style Designator: NORMAL ANGLE; Cone Corner Radius: 0.0800 INCHES MAXIMUM IN. 9 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.