The Housing Assy,chemic, cataloged under National Stock Number 1650-00-390-6953, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-390-6953 |
| Primary Part Number | 840485 |
| Item Name | Housing Assy,chemic |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 12.060 IN. LG,1.250 IN. OD,MINUS 65 DEG F TO PLUS 160 DEG FOPERATING TEMP,3000 PSI OPERATING PRESSURE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 840485 PRIMARY | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 894274 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 840485 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| K894274 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 894274 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 1650-00-390-6953 is a Housing Assy,chemic, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-390-6953 has 1 manufacturer part number on file: 840485 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.).
Key specifications for 840485: General Characteristics Item Description: 12.060 IN. LG,1.250 IN. OD,MINUS 65 DEG F TO PLUS 160 DEG FOPERATING TEMP,3000 PSI OPERATING PRESSURE IN. 1 specification is 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 1650-00-390-6953 has DEMIL Code Q. 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.