The Control Unit,speed,windshield Wi, cataloged under National Stock Number 1680-01-511-5984, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-511-5984 |
| Item Name | Control Unit,speed,windshield Wi |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Overall Diameter | 0.0175 INCHES MINIMUM AND 0.0185 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| KC82016-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-511-5984 is a Control Unit,speed,windshield Wi, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-511-5984: Overall Diameter: 0.0175 INCHES MINIMUM AND 0.0185 INCHES MAXIMUM IN; Special Features: ALTERED ITEM OF K-TECH AVIATION INC PN XW20690M28-14 A SPEED CONTROL VALVE AND ROSEMOUNT AEROSPACE INC, BURNSVILLE MN, CAGEC 59885; MARK ORIFICE 18 INCH; ALODINE TOUCH-UP PART MARK AREA PER G-102 A; End Item Identification: SEASPRITE HELICOPTER. 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.
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.