The Bearing,roller,track Roller, cataloged under National Stock Number 3110-01-121-0434, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Manitowoc Engineering Co Division of the Manitowoc Co Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-121-0434 |
| Primary Part Number | 225610 |
| Item Name | Bearing,roller,track Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Manitowoc Engineering Co Division of the Manitowoc Co Inc |
| Status | ACTIVE |
| Lubrication Material | LUBRICANT |
| Overall Outside Diameter | 8.8750 INCHES NOMINAL IN |
| Bore Diameter | 4.0000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 225610 | Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA) |
| Reference | Meaning |
|---|---|
| BR-900-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-121-0434 is a Bearing,roller,track Roller, manufactured by Manitowoc Engineering Co Division of the Manitowoc Co Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-121-0434 has 1 manufacturer part number on file: 225610 (Manitowoc Engineering Co Division of the Manitowoc Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 1660-01-467-8428. Verify interchangeability with system specifications before substitution.
Key specifications for 225610: Lubrication Material: LUBRICANT; Overall Width: 3.2080 INCHES NOMINAL IN; Overall Outside Diameter: 8.8750 INCHES NOMINAL IN; Bore Diameter: 4.0000 INCHES NOMINAL IN. 3 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.