The Indicator,vertical Velocity, cataloged under National Stock Number 6610-00-183-0664, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Kearflex Engineering Company. Government technical data includes 9 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6610-00-183-0664 |
| Primary Part Number | 843-67-3 |
| Item Name | Indicator,vertical Velocity |
| FSC / FSG | 6610 / 66 — Flight Instruments |
| Manufacturer | Kearflex Engineering Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PANEL |
| Mechanical Connection Quantity | 1 |
| Mechanical Connection Type | INTERNAL TUBE |
| Mechanical Connection Size | 1/4 IN. IN |
| Height | 2.375 INCHES NOMINAL IN |
| Color | WHITE POINTER OVERALL |
| Depth | 5.750 INCHES NOMINAL IN |
| Width | 2.375 INCHES NOMINAL IN |
| Pointer Finish | NONLUMINOUS SINGLE POINTER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 843-67-3 PRIMARY | Kearflex Engineering Company (USA) |
NSN 6610-00-183-0664 is a Indicator,vertical Velocity, manufactured by Kearflex Engineering Company, classified under FSC 6610, Flight Instruments. Status: active.
NSN 6610-00-183-0664 has 1 manufacturer part number on file: 843-67-3 (Kearflex Engineering Company).
Key specifications for 843-67-3: Mounting Facility Type and Quantity: 1 PANEL; Mechanical Connection Quantity: 1; Mechanical Connection Type: INTERNAL TUBE; Mechanical Connection Size: 1/4 IN. IN. 9 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.
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.