The Bearing,roller,journal, cataloged under National Stock Number 3110-00-474-9231, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-474-9231 |
| Primary Part Number | AJ37097 |
| Item Name | Bearing,roller,journal |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Outer Ring Width | 1.5000 INCHES NOMINAL IN |
| Style Designator | SOLID INNER AND OUTER RACES |
| Overall Outside Diameter | 3.4992 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN |
| Bore Diameter | 2.2494 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN |
| Inner Ring Width | 1.5050 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM 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 |
|---|---|
| AJ37097 PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| 44JTG2456-9D1ANDIR362444-9D PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| Reference | Meaning |
|---|---|
| MR690 | 3/2 Design control — primary reference U.S. Government activity |
| 204-011-110-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3110-00-474-9231 is a Bearing,roller,journal, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-474-9231 has 2 manufacturer part numbers on file: AJ37097 (Timken Aerospace, Inc Dba Torrington Product), 44JTG2456-9D1ANDIR362444-9D (Rbc Bearings Incorporated Div West Trenton Division).
Key specifications for AJ37097: Outer Ring Width: 1.5000 INCHES NOMINAL IN; Style Designator: SOLID INNER AND OUTER RACES; Overall Outside Diameter: 3.4992 INCHES MINIMUM AND 3.5000 INCHES MAXIMUM IN; Special Features: BEARINGS TO BE PROTECTED WITH MIL-C-11796,CLASS 3. 5 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.