The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-666-6378, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Deval Life Cycle Support Llc. Government technical data includes 2 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 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 | 3110-01-666-6378 |
| Primary Part Number | 3992AS352-1 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Deval Life Cycle Support Llc |
| Status | ACTIVE |
| Outside Diameter | 9.00 INCHES NOMINAL IN |
| Overall Outside Diameter | 2.993 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 |
|---|---|
| 3992AS352-1 PRIMARY | Deval Life Cycle Support Llc (USA) |
NSN 3110-01-666-6378 is a Bearing,roller,tapered, manufactured by Deval Life Cycle Support Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-666-6378 has 1 manufacturer part number on file: 3992AS352-1 (Deval Life Cycle Support Llc).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-682-2574. Verify interchangeability with system specifications before substitution.
Key specifications for 3992AS352-1: Outside Diameter: 9.00 INCHES NOMINAL IN; Overall Outside Diameter: 2.993 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BEARING,ROLLER,TAPERED; End Item Identification: CONSOLE GSE. 2 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.