The Altimeter-Barometer,aneroid, cataloged under National Stock Number 6660-01-446-4006, is classified within Federal Supply Class 6660 (Meteorological Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Horizon Aerospace Llc Dba Transicoil. Government technical data includes 10 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 | 6660-01-446-4006 |
| Primary Part Number | 8161B-600-1 |
| Item Name | Altimeter-Barometer,aneroid |
| FSC / FSG | 6660 / 66 — Meteorological Instruments and Apparatus |
| Manufacturer | Horizon Aerospace Llc Dba Transicoil |
| Status | ACTIVE |
| Altitude Scale Range | -1000.0 TO 50000.0 FEET FT |
| Barometer Scale Smallest Increment | 22.000 INCHES OF MERCURY IN |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| Altitude Scale Smallest Increment | 1000.0 FEET FT |
| Maximum Operating Altitude Rating | 50000.0 FEET FT |
| Altitude Scale Graduation | FEET |
| Altitude Scale Adjustability | NONADJUSTABLE |
| Barometer Scale Range | +22.000 TO 30.990 INCHES OF MERCURY IN |
| Carrying Case | PROVIDED |
| Barometer Scale Graduation | INCHES OF MERCURY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8161B-600-1 PRIMARY | Horizon Aerospace Llc Dba Transicoil (USA) |
NSN 6660-01-446-4006 is a Altimeter-Barometer,aneroid, manufactured by Horizon Aerospace Llc Dba Transicoil, classified under FSC 6660, Meteorological Instruments and Apparatus. Status: active.
NSN 6660-01-446-4006 has 1 manufacturer part number on file: 8161B-600-1 (Horizon Aerospace Llc Dba Transicoil).
Key specifications for 8161B-600-1: Altitude Scale Range: -1000.0 TO 50000.0 FEET FT; Barometer Scale Smallest Increment: 22.000 INCHES OF MERCURY IN; Overall Diameter: 3.000 INCHES NOMINAL IN; Altitude Scale Smallest Increment: 1000.0 FEET FT. 10 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.