The Coalescer Assembly, cataloged under National Stock Number 1660-01-175-8922, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Honeywell Aerospace Yeovil Div Aerospace -Yeovil. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-175-8922 |
| Primary Part Number | 4443C120 |
| Item Name | Coalescer Assembly |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Honeywell Aerospace Yeovil Div Aerospace -Yeovil |
| Status | ACTIVE |
| General Characteristics Item Description | BODY MATL TERYLENE; 6.000 IN. O/A LG; 4.250 IN. O/A DIA 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 |
|---|---|
| 4443C120 PRIMARY | Honeywell Aerospace Yeovil Div Aerospace -Yeovil (GBR) |
| Reference | Meaning |
|---|---|
| 4443C120 | 5/1 Secondary reference Aviation & Defence Spares Limited |
| 4443C120 | 5/9 Secondary reference Honeywell Aerospace Yeovil |
NSN 1660-01-175-8922 is a Coalescer Assembly, manufactured by Honeywell Aerospace Yeovil Div Aerospace -Yeovil, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-175-8922 has 1 manufacturer part number on file: 4443C120 (Honeywell Aerospace Yeovil Div Aerospace -Yeovil).
Key specifications for 4443C120: General Characteristics Item Description: BODY MATL TERYLENE; 6.000 IN. O/A LG; 4.250 IN. O/A DIA IN; End Item Identification: ACFT MODEL AV-8. 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 1660-01-175-8922 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.