The Bearing,roller,journal, cataloged under National Stock Number 3110-00-936-5220, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-936-5220 |
| Primary Part Number | WJ222820 |
| Item Name | Bearing,roller,journal |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Style Designator | SPLIT OUTER RACE, NO INNER RACE |
| Overall Outside Diameter | 1.7500 INCHES NOMINAL IN |
| Bore Diameter | 1.3750 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 |
|---|---|
| WJ222820 PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| Reference | Meaning |
|---|---|
| F51020-16 | 5/9 Secondary reference General Steel Tank Co |
| F51020-16 | 5/2 Secondary reference U.S. Government activity |
NSN 3110-00-936-5220 is a Bearing,roller,journal, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-936-5220 has 1 manufacturer part number on file: WJ222820 (Timken Aerospace, Inc Dba Torrington Product).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-644-7403. Verify interchangeability with system specifications before substitution.
Key specifications for WJ222820: Style Designator: SPLIT OUTER RACE, NO INNER RACE; Overall Width: 1.2500 INCHES NOMINAL IN; Overall Outside Diameter: 1.7500 INCHES NOMINAL IN; Bore Diameter: 1.3750 INCHES NOMINAL IN. 4 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.