The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-446-9688, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Ntn Bearing Corporation of America. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-446-9688 |
| Primary Part Number | M1207EAHL |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Ntn Bearing Corporation of America |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Material Document and Classification | 4118H,FSCM 08162 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 2.8354 INCHES MINIMUM AND 2.8359 INCHES MAXIMUM IN |
| Bore Diameter | 1.7338 INCHES MINIMUM AND 1.7344 INCHES MAXIMUM 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 |
|---|---|
| M1207EAHL PRIMARY | Ntn Bearing Corporation of America (USA) |
| 5M9644 | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| FF-B-185 | 5/9 Secondary reference U.S. Government activity |
| M1207EAHL | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
NSN 3110-00-446-9688 is a Bearing,roller,cylindrical, manufactured by Ntn Bearing Corporation of America, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-446-9688 has 2 manufacturer part numbers on file: M1207EAHL (Ntn Bearing Corporation of America), 5M9644 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for M1207EAHL: Surface Finish: GROUND; Material Document and Classification: 4118H,FSCM 08162 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Overall Width: 0.6643 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN; Overall Outside Diameter: 2.8354 INCHES MINIMUM AND 2.8359 INCHES MAXIMUM IN. 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.