The Tube,finned Inlet Heat Exchanger, cataloged under National Stock Number 1680-01-004-9182, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-004-9182 |
| Primary Part Number | 7722073-104 |
| Item Name | Tube,finned Inlet Heat Exchanger |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-250/8,ALLOY5052 OR QQ-A-250/11,6061-T6,QQ-A-270,6061-T6,RH |
| 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 |
|---|---|
| 7722073-104 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 7722073-104 | 5/9 Secondary reference U.S. Government activity |
| 7722073-104 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 1680-01-004-9182 is a Tube,finned Inlet Heat Exchanger, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-004-9182 has 1 manufacturer part number on file: 7722073-104 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 7722073-104: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250/8,ALLOY5052 OR QQ-A-250/11,6061-T6,QQ-A-270,6061-T6,RH; End Item Identification: ACFT,MODEL C-5A A. 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 1680-01-004-9182 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.