The Fitting,fire Protection System, cataloged under National Stock Number 1680-01-003-3564, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-003-3564 |
| Primary Part Number | 2722762 |
| Item Name | Fitting,fire Protection System |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,PASSIVATED FINISH,0.560 IN. LARGEST OD,0.202 IN. MIN,0.208 IN. MAX,SMALLEST ID,0.520 IN. LG 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 |
|---|---|
| 2722762 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2722762 | 5/9 Secondary reference U.S. Government activity |
| 2722762 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 1680-01-003-3564 is a Fitting,fire Protection System, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-003-3564 has 1 manufacturer part number on file: 2722762 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2722762: General Characteristics Item Description: CRES,PASSIVATED FINISH,0.560 IN. LARGEST OD,0.202 IN. MIN,0.208 IN. MAX,SMALLEST ID,0.520 IN. LG IN; End Item Identification: ACAFT,MODEL C5A. 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 1680-01-003-3564 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.