The Bearing,ball,annular, cataloged under National Stock Number 3110-01-407-4289, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 10 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-407-4289 |
| Primary Part Number | 4085T66P05 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Internal Clearance | 0.0016 INCHES MINIMUM RADIAL AND 0.0021 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE SEPARATOR SLUG |
| Overall Outside Diameter | 2.6769 INCHES MINIMUM AND 2.6772 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 1.5742 INCHES MINIMUM AND 1.5744 INCHES MAXIMUM IN |
| Material | STEEL SEPARATOR SLUG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4085T66P05 PRIMARY | Skf Usa Inc. (USA) |
| 4085T66P03 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
| Reference | Meaning |
|---|---|
| 4085T66 | D/9 Drawing number reference only U.S. Government activity |
| 4085T66P03 | 5/1 Secondary reference U.S. Government activity |
| 4085T66P05 | 1/2 Source control — Government-approved source U.S. Government activity |
| 5HKH108-A66 | 5/1 Secondary reference Mpb Corporation Dba Mpb Corp |
| 108KS127 | 5/1 Secondary reference Skf Usa Inc. |
NSN 3110-01-407-4289 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-407-4289 has 2 manufacturer part numbers on file: 4085T66P05 (Skf Usa Inc.), 4085T66P03 (Mpb Corporation Dba Mpb Corp).
Key specifications for 4085T66P05: Internal Clearance: 0.0016 INCHES MINIMUM RADIAL AND 0.0021 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material Document and Classification: AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE SEPARATOR SLUG. 10 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.
NSN 3110-01-407-4289 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.