The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-378-2153, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Solar Turbines Incorporated Dba Solar Turbines Incorporated. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 — Bearings, Antifriction, Unmounted (FSG 31) |
| Manufacturers | Solar Turbines Incorporated Dba Solar Turbines Incorporated (CAGE 66195) |
| Parameter | Value |
|---|---|
| NSN | 3110-01-378-2153 |
| Primary Part Number | 171478-1 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| Status | ACTIVE |
| 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 |
|---|---|
| 171478-1 PRIMARY | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 171478-1 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 3110-01-378-2153 is a Bearing,roller,cylindrical, manufactured by Solar Turbines Incorporated Dba Solar Turbines Incorporated, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-378-2153 has 1 manufacturer part number on file: 171478-1 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-571-8462. Verify interchangeability with system specifications before substitution.
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.