The Tube Assy,metal, cataloged under National Stock Number 2835-00-055-1981, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Tube Assy,metal |
| FSC / FSG | 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components (FSG 28) |
| Manufacturers | Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210) |
| Parameter | Value |
|---|---|
| NSN | 2835-00-055-1981 |
| Primary Part Number | 669488 |
| Item Name | Tube Assy,metal |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 669488 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 669488 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 2835-00-055-1981 is a Tube Assy,metal, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-00-055-1981 has 1 manufacturer part number on file: 669488 (Honeywell International Inc. Div Aerospace - Torrance).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-354-9753. 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.