The Housing,antifriction Bearing,air, cataloged under National Stock Number 2840-01-294-7885, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Williams International Co., L.l.c.. 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 | 2840-01-294-7885 |
| Primary Part Number | 37553 |
| Item Name | Housing,antifriction Bearing,air |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Engine Section Location | TURBINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 37553 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 2840-01-294-7885 is a Housing,antifriction Bearing,air, manufactured by Williams International Co., L.l.c., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-294-7885 has 1 manufacturer part number on file: 37553 (Williams International Co., L.l.c.).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-316-0563. Verify interchangeability with system specifications before substitution.
Key specifications for 37553: Criticality Code Justification: AGAV; Engine Section Location: TURBINE; End Item Identification: ACFT ENG F112. 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.
NSN 2840-01-294-7885 has DEMIL Code B. 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.