The Bearing and Shaft Assembly, cataloged under National Stock Number 2010-01-641-5994, is classified within Federal Supply Class 2010 (Ship and Boat Propulsion Components) of the Ship and Marine Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 and Shaft Assembly |
| FSC / FSG | 2010 — Ship and Boat Propulsion Components (FSG 20) |
| Manufacturers | The Entwistle Company Llc (CAGE 20722); Huntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689) |
| Parameter | Value |
|---|---|
| NSN | 2010-01-641-5994 |
| Primary Part Number | 8446871 AY99 |
| Item Name | Bearing and Shaft Assembly |
| FSC / FSG | 2010 / 20 — Ship and Boat Propulsion Components |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| 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 |
|---|---|
| 8446871 AY99 | The Entwistle Company Llc (USA) |
| 8446871 AY99 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 8446871 | D/9 Drawing number reference only Naval Sea Systems Command |
| 8446871 AY99 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 2010-01-641-5994 is a Bearing and Shaft Assembly, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 2010, Ship and Boat Propulsion Components. Status: active.
NSN 2010-01-641-5994 has 2 manufacturer part numbers on file: 8446871 AY99 (The Entwistle Company Llc), 8446871 AY99 (Huntington Ingalls Inc Div Newport News Shipbuilding).
1 possible match (shared part number, not a government interchangeability claim): 2040-01-641-6004. 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.