The Tank,water,aircraft, cataloged under National Stock Number 1680-01-331-5991, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-331-5991 |
| Item Name | Tank,water,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Overall Diameter | 42.500 INCHES NOMINAL IN |
| Capacity | 300.000 GALLON, US MEASURE |
| Material | PLASTIC POLYPROPYLENE |
| Side for Which Designed | BOTH SIDES |
| Aircraft Mission Design Series | F-402 |
| 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 |
| Reference | Meaning |
|---|---|
| 604AS1003-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| TC4259IA | 3/9 Design control — primary reference Chem-Tainer Industries Inc. Dba Todd Enterprises Div Chem-Tainer |
NSN 1680-01-331-5991 is a Tank,water,aircraft, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-331-5991: Overall Diameter: 42.500 INCHES NOMINAL IN; Capacity: 300.000 GALLON, US MEASURE; Overall Length: 63.000 INCHES NOMINAL IN; Special Features: WATER INJECTION SYSTEM. 5 specifications are 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 1680-01-331-5991 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.